From 092848a1a0e5a8e1c0e3aba2549bf84039bfe6e4 Mon Sep 17 00:00:00 2001 From: CERT Orange Cyberdefense <5493049+cert-orangecyberdefense@users.noreply.github.com> Date: Tue, 16 Jun 2026 13:38:08 +0200 Subject: [PATCH] Create iocs --- runster/iocs | 560 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 560 insertions(+) create mode 100644 runster/iocs diff --git a/runster/iocs b/runster/iocs new file mode 100644 index 0000000..38ddf21 --- /dev/null +++ b/runster/iocs @@ -0,0 +1,560 @@ + +# Runster — Indicators of Compromise + +**TLP:WHITE** | Orange Cyberdefense + +--- + +## URL patterns + +``` +# Payload A — delivery and C2 +/run/[A-Za-z0-9]{8} +/take/[A-Za-z0-9]{8}(?:/)? +/process/[A-Za-z0-9]{8}(?:/)? +/validate/[A-Za-z0-9]{8}(?:/)? + +# Payload B — delivery and C2 +/gate/start/[A-Za-z0-9]{8} +/gate/init/[A-Za-z0-9]{8}(?:/)? +/gate/auto/[A-Za-z0-9]{8}(?:/)? + +# Payload C — native EXE/DGA loader +/api/client_hello +/api/client/verify +/api/client/new +/tasks/get_worker +/tasks/collect +/avast_update +``` + +### Observed C2 URLs + +``` +# Payload A +hxxps://emeditorgb[.]com/run/mg8heP0r +hxxps://metrics[.]msft17[.]com/run/XYaR5gFi +hxxps://api[.]bio9438[.]com/run/dIG1bXo3 +hxxps://events[.]msft23[.]com/run/dIG1bXo3 +hxxps://orangewater00[.]com/run/mMbcjy2q +hxxps://events[.]msft23[.]com/take/dIG1bXo3/ +hxxps://events[.]msft23[.]com/process +hxxps://events[.]msft23[.]com/validate +hxxps://event[.]dis4cle[.]info/process/dIG1bXo3/ +hxxps://event[.]dis4cle[.]info/take/dIG1bXo3/ +hxxps://8mrzhrdm0obptpp[.]com/take/hAUjZrJo/ +hxxps://4kkaxgfdw7l1yvv4t9v[.]com/take/XstQk8Ja/ +hxxps://795n5qr4vk02wibh[.]com/take/WWboshwF/ +hxxps://event[.]dis4cle[.]info/1 + +# Payload B +hxxps://nc7d8p7u8j3n4hgm[.]com/gate/start/efeb550a +hxxps://keyactivate[.]cc/gate/start/e805d522 +hxxps://emeditorde[.]com/gate/start/2daef8cd +hxxps://cachingdrive[.]com/gate/init/2daef8cd +hxxps://olive3451[.]com/gate/start/f8c45bba +hxxps://reshow35[.]com/gate/start/f8c45bba +hxxps://mo2307[.]com/gate/start/550bb89b +hxxps://mt7263[.]com/gate/start/c09d19a0 +hxxps://mt7263[.]com/gate/init/c09d19a0/ +hxxps://mt7263[.]com/gate/auto/c09d19a0/ +hxxps://olive3451[.]com/gate/auto/f8c45bba/ + +# Payload C — native EXE/DGA loader (sandbox-confirmed active domain) +hxxps://gmuikyswmaosaqwk[.]xyz/api/client_hello +hxxps://gmuikyswmaosaqwk[.]xyz/avast_update +hxxps://gmuikyswmaosaqwk[.]xyz/api/client/new +hxxps://gmuikyswmaosaqwk[.]xyz/tasks/get_worker +hxxps://gmuikyswmaosaqwk[.]xyz/tasks/collect +``` + +--- + +## Domains + +### Lure / initial access + +``` +# Claude Code +claudecode[.]co[.]com +claude-code[.]co[.]com +claudecode-install[.]co[.]com +claude-setup[.]com +install-claude[.]com +setup-code[.]com + +# Gemini CLI +geminicli[.]co[.]com +gemini-setup[.]com +use-gemini[.]com +gemini-cli[.]co[.]com + +# Codex CLI +codexcli[.]co[.]com +codexcli[.]gr[.]com + +# Chocolatey +chocolatey[.]co[.]com +chocolatey[.]net +chocolatey-setup[.]co[.]com +chocolatey-download[.]co[.]com + +# KeePassXC +keepassxc[.]us[.]org +keepassxc[.]us[.]com + +# Mullvad VPN +mullvad-vpn[.]us[.]org +mullvad-download[.]org +mullvad-download[.]it[.]com + +# WinSCP +winscp-download[.]us[.]org +winscp-setup[.]net +winscp-app[.]org +winscp-downloads[.]com +winscp-ftps[.]com + +# PuTTY +putty-setup[.]us[.]com + +# Cyberduck +cyberduck[.]info +cyber-duck[.]co[.]com +cyberduck-ftp[.]com +cyberduck-download[.]org + +# FileZilla +filezilla-project[.]us[.]com + +# Joplin +joplin-download[.]com +joplin-desktop[.]app + +# Amazon S3 Browser +s3-browser[.]quest +s3-browser-download[.]blog + +# Monero +getmonero[.]us[.]com +get-monero[.]co[.]uk + +# Node.js +nodejs-setup[.]co[.]com + +# EmEditor lookalike pages (Dec 2025 supply-chain) +emeditorjp[.]com +emeditorjapan[.]com +emedorg[.]com +em-editor[.]co[.]com +emeditor-download[.]co[.]com +emurasoftwares[.]com +emeditorsb[.]com + +# Other +openclow[.]co[.]com +``` + +### Payload A — delivery and C2 + +``` +emeditorgb[.]com token: mg8heP0r +emeditorltd[.]com token: (EmEditor wave 2) +metrics[.]msft17[.]com token: XYaR5gFi +8mrzhrdm0obptpp[.]com token: hAUjZrJo +4kkaxgfdw7l1yvv4t9v[.]com token: XstQk8Ja +795n5qr4vk02wibh[.]com token: WWboshwF +orangewater00[.]com token: mMbcjy2q +events[.]msft23[.]com token: dIG1bXo3 +events[.]ms709[.]com token: dIG1bXo3 +api[.]bio9438[.]com token: dIG1bXo3 +event[.]dis4cle[.]info token: dIG1bXo3 +celsius[.]proper829[.]com +proper829[.]com +``` + +### Payload B — delivery and C2 + +``` +nc7d8p7u8j3n4hgm[.]com token: efeb550a +keyactivate[.]cc token: e805d522 +n8n[.]kraski-event[.]ru token: e805d522 +emeditorde[.]com token: 2daef8cd +emedjp[.]com +cachingdrive[.]com token: 2daef8cd (also browser extension C2 in EmEditor chain) +olive3451[.]com token: f8c45bba +reshow35[.]com token: f8c45bba +mo2307[.]com token: 550bb89b +mt7263[.]com token: c09d19a0 +kafeprog7[.]com token: eed8b732 +t4whkbae7kudrs6e91p4[.]website +wsx5bq7x90jdp0nkaclt[.]info +minecent[.]ru +``` + +### Browser extension C2 + +Primary: + +``` +cachingdrive[.]com +``` + +DGA fallback — generated for week of 2025-12-25 (seed changes weekly): + +``` +08qodmaloshm5zrwhww[.]xyz sinkholed +0xax86xdizce7kg9cpdk[.]online sinkholed +1a298k7iqspq52l4r9e[.]space sinkholed +8mfi71rtud8fov5[.]org sinkholed +973jgnzjgnwupd1nu[.]space sinkholed +afdwtyy38efzk[.]app unregistered +brt461jnbjvm52mw[.]biz sinkholed +daj54smzpklt5kjq[.]space sinkholed +gs9uuz4h0510qhob[.]io unregistered +z2ctmmm61dm0c3wfic[.]store unregistered +``` + +### Payload C — char-based DGA + +Seed: 0xD01B (53275) · Format: `[a-z]{16}.xyz` · Validation: `GET /api/client_hello` + +``` +aaumkaikuiskmkoq[.]xyz agamyguoaguqcqwo[.]xyz agoescgauiiqkows[.]xyz +agqeiuackgcqeykc[.]xyz amyggcquguyyeiiq[.]xyz ceagcumeseayguos[.]xyz +cqcgceukucukqgcc[.]xyz cqqeusagmsumsaqu[.]xyz cwcwwwouwoquwgyq[.]xyz +cwoiycssoemoucie[.]xyz eaesaomuougaqyia[.]xyz eiauewaikweeycia[.]xyz +geekiucomeikwkwe[.]xyz geqskwkqiewgemso[.]xyz gmuikyswmaosaqwk[.]xyz +iciuiuwsuycewcoq[.]xyz iwwkmoiggoqysoww[.]xyz kgqeeaisoaiqgqge[.]xyz +meuqaskwuegugaki[.]xyz mewcooquugmseqac[.]xyz mkomyiwsacausoco[.]xyz +mkuaommsqukwiocg[.]xyz oosyoewqyigwmuuk[.]xyz oueyaogawqskioam[.]xyz +qskyqyuusogaoyqq[.]xyz qsqiiwmaekysmyeq[.]xyz qygamscksaeemwky[.]xyz +scysmqyiwkkqyswg[.]xyz sqicseukemqymuee[.]xyz swseymccoqqumgcu[.]xyz +uakgcesmkomuggsq[.]xyz ugoyyoqaqmcgwoic[.]xyz uoqgiqqcsgoiayya[.]xyz +uosakmqkuigkkygs[.]xyz uumcceymkuymmqou[.]xyz uuiyoogwsyiummeu[.]xyz +wkqqyymuqssmcwck[.]xyz wsawwqukqoswswia[.]xyz wsiaumaqgcqmsaiu[.]xyz +wsokigmuecgykwkg[.]xyz wswsaekmkgicucoy[.]xyz wsywucwsgkcocaik[.]xyz +wyaawkcwsqooqyia[.]xyz wyuswuoyicqaqcgo[.]xyz ycwkmaiggomgmqws[.]xyz +ycykoeesyqoauqks[.]xyz yoeuemsuayskkoco[.]xyz yoisccqsiaassaeq[.]xyz +yoouoqeewgceymki[.]xyz ywciouwgweywuika[.]xyz ywyimiyquqcakqos[.]xyz +``` + +### Payload C — wordlist-based DGA + +Seed: 0x2507E (151678) · Format: `word1[-]word2[-]word3.xyz` · PRNG: xorshift32 · Up to 10,000 candidates +Note: associated with secondary PE samples + +``` +and-last-lock[.]xyz andtangtick[.]xyz anus-staylard[.]xyz babyglee-all[.]xyz +bandrice-pity[.]xyz bark-gruffhuge[.]xyz biketype-not[.]xyz born-dataaid[.]xyz +burp-flung-pilot[.]xyz card-votecrew[.]xyz char-avid-verb[.]xyz clap-lawn-farm[.]xyz +cropriftmore[.]xyz dealflung-four[.]xyz deftmean-real[.]xyz dice-grate-plan[.]xyz +died-halo-tang[.]xyz dill-aidwork[.]xyz disk-bask-rusk[.]xyz dovepact-gist[.]xyz +drug-arereef[.]xyz duck-fondmoan[.]xyz duel-gulp-luck[.]xyz dusk-omit-epic[.]xyz +earltoll-snap[.]xyz fold-hide-deft[.]xyz forkmoathale[.]xyz fourhomethen[.]xyz +gain-daze-kept[.]xyz getrichcurl[.]xyz give-pore-upon[.]xyz gladloanwhat[.]xyz +glow-died-fail[.]xyz glow-once-four[.]xyz goal-soil-see[.]xyz grid-brisk-lard[.]xyz +gridgrimmorn[.]xyz groan-brim-peak[.]xyz hand-rave-sail[.]xyz haul-mess-deny[.]xyz +heal-jazz-shop[.]xyz healshot-have[.]xyz her-vein-pool[.]xyz hole-tilt-brim[.]xyz +hullmall-cool[.]xyz huskrug-cold[.]xyz iconropeknob[.]xyz idea-nickdoor[.]xyz +idle-cocaspin[.]xyz kiltwent-our[.]xyz king-culmdown[.]xyz knew-sillseem[.]xyz +lath-too-reap[.]xyz lathvetoiris[.]xyz leansold-vein[.]xyz leersuregear[.]xyz +loansome-rare[.]xyz matelame-door[.]xyz mate-limegive[.]xyz math-buoy-seen[.]xyz +modetallbeam[.]xyz mothwellkeep[.]xyz move-dram-film[.]xyz nice-poolback[.]xyz +obeyyellwool[.]xyz open-teem-test[.]xyz page-vest-lost[.]xyz partuserkeen[.]xyz +past-reefprin[.]xyz pestrear-lamp[.]xyz pogo-hunt-brisk[.]xyz propgrab-bird[.]xyz +rank-idea-mass[.]xyz riftfacetill[.]xyz rollgropeamid[.]xyz rosecodeknew[.]xyz +rule-bead-dust[.]xyz said-site-luck[.]xyz seemeet-vine[.]xyz sill-flog-aunt[.]xyz +sing-hikemalt[.]xyz slewportarcs[.]xyz slimsidehero[.]xyz song-pecktrim[.]xyz +spot-mask-cape[.]xyz swaycladstop[.]xyz tang-sail-and[.]xyz tendnone-heel[.]xyz +the-dopevoid[.]xyz this-maimreef[.]xyz torn-midgegrim[.]xyz true-gategrin[.]xyz +tuck-hoaxwade[.]xyz turniron-mound[.]xyz ugly-oursold[.]xyz uglyshop-mare[.]xyz +ventbuckpull[.]xyz wade-vinepeer[.]xyz wind-cragblur[.]xyz zone-pour-too[.]xyz +``` + +--- + +## IP addresses + +| IP | Associated domains | Note | +| --- | --- | --- | +| `5.101.82[.]118` | emeditorjp · emeditorjapan · emedorg | EmEditor cluster | +| `5.101.82[.]159` | emeditorgb · emeditorltd · emurasoftwares | EmEditor cluster | +| `46.28.70[.]245` | emeditorde · emedjp | EmEditor cluster | +| `147.45.50[.]54` | cachingdrive | Extension C2 | +| `64.188.83[.]146` | keyactivate · n8n.kraski-event | — | +| `185.82.218[.]112` | nc7d8p7u8j3n4hgm | Earliest Payload B | +| `89.169.15[.]2` | 8mrzhrdm0obptpp | — | +| `93.152.217[.]77` | 4kkaxgfdw7l1yvv4t9v | — | +| `79.132.130[.]62` / `81.90.29[.]48` | 795n5qr4vk02wibh | — | +| `93.152.217[.]97` | events.ms709 · metrics.msft17 | — | +| `185.178.231[.]112` | orangewater00 | — | +| `138.124.67[.]183` | emurasoftwares | — | +| `45.150.66[.]3` | api.bio9438 · event.dis4cle.info · celsius.proper829 · uumcceymkuymmqou.xyz | Convergence node — PS A routes and native loader routes | +| `194.147.34[.]224` | reshow35 · kafeprog7 | — | +| `146.185.233[.]59` | mo2307 · olive3451 | — | +| `109.107.170[.]111` | Claude/Chocolatey/KeePassXC lure pages | MIRhosting Netherlands (BPH) | +| `5.8.18[.]129` | WinSCP/Mullvad/EmEditor lure pages | — | +| `5.8.18[.]88` | Gemini CLI lure pages | — | +| `34.139.245[.]0` | amyggcquguyyeiiq[.]xyz | — | + +--- + +## File hashes + +### Trojanised and fake installer MSIs + +``` +# EmEditor — WALSHAM INVESTMENTS LIMITED +# Microsoft ID Verified CS EOC CA 02 · validity Dec 21–24, 2025 +4bea333d3d2f2a32018cd6afe742c3b25bfcc6bfe8963179dad3940305b13c98 + +# EmEditor — WALSHAM INVESTMENTS LIMITED +# Microsoft ID Verified CS EOC CA 01 · validity Dec 20–23, 2025 +3d1763b037e66bbde222125a21b23fc24abd76ebab40589748ac69e2f37c27fc + +# EmEditor — emeditorltd.com · Dec 29, 2025 +ad84f28e9bb0fcaf30846b2563a353b649ab6dc85b36d4bf58ee61a2a95b740a + +# EmEditor v25.4.4 — emeditorltd.com · Dec 31, 2025 +da59acc764bbd6b576bef6b1b9038f592ad4df0eed894b0fbd3931f733622a1a + +# EmEditor (SHA1) +e5678fd66ac09205f55dc4fae9601185a76b2f50 +ff78a86746bdcc6ed1390ff291a6c599e96e8487 +826af8619430e7363e9eb3b2395b36cf6365b7bd +81e1ccbd3b4ed5a7593cfba21315c65ad4635f73 + +# Fake Mullvad VPN — Xiamen Quanlian (Sectigo) +a4b6e81233ca2b8a4c6ace3da6344a7e0a8df92ee06c4763c7b18001c169b133 + +# Fake KeePassXC — Shenzhen Xingzhongxing (Sectigo) +fa68320fd6c7ea9849145066b7b13507cf4186900a218cdc67d387341632d825 +b4ad76f7fab47d36f538df5f8f7b5d5f41f15a6c2c3a9c128dd1d49b3d96957c +``` + +MSI embedded CustomAction scripts: + +``` +bcfda6fca68dfa203de0db0624b73a9ac22592eae708c12f17d4fff8ec99e9fc +a04727075910c90456043985e9d5119342adc77f1b45e76a7e1a79f92c1facd6 +7ec4ec4511404553934e0bf08f3f124544f9a76857089feb96277ddad4f15592 +``` + +### First-stage scripts + +``` +# EmEditor orchestrator — fetches both Payload A and B (RunspacePool) +660fdf42c9c32a68fc36dfd8b009dfc57f9424c6a77e8525fab044bbf419829b +0727237bb0aee8ac452eeeb2250cf9760ed78a67115c6466b8c4414e3d89a1c7 + +# EmEditor first-stage downloader (SHA1) +a3ab5e58a9330dd673dec17777e5110bf3c9eba3 + +# ClickFix lure scripts +5071921cb1ca369fe8f7af522a00373c8c85e4357f7ea1879d2cb4ae791797d6 +80ffc86673bd8c8bd5862bbe961323a822b23c94df48c685162c571445552faa +b7f71a5a2df2aa38c1a4229cb16df0a123eb73923e6e0699c2a177f9e2e63d88 + +# Stage redirectors and loaders +ae8f70dad97fedecd707977ca22fd6f656c64c0dac96e03f0f4a6c04d0693f59 +aeb622aadf8cba10da94773346cfa65eff76a4ad958dd9e2ef6c3109f95e4d28 +1439d30ebeac3a6ccb9545acaa350783a83cc08746cb575e59ddb0efc77d412a +2d9ecc9321994558d0cc0e9d3fa9fdf600bacfe8758976d34f26f89c33bd5007 +ae9bc11adb457930d402844bd3bf3af8ea7c13fdb7ea269fbe73877b18af1ca8 +c213ce07b5791abd334ff749b5f05ecc6b40772d35ef4388b5f576bc3e619765 +efbf87447d93f4232b1169920f75c2066d19863ebc28fb2d2662353dc4ef61d8 +b9702ecf2928354dfc32e25468848408de40b82d237f83953fdc6d6d655050ef +``` + +### Payload A — credential theft + +``` +986399b6ddcfe718a174fa614a1f351079d64398194f5c5e42fc5a7ccd3ef443 +27e17661f5573f63b65e3a5cfe5bdca75acdc1911441b032781f7ebe125d9194 +feccbcb1e8c4f1e73c4029ca393d1c782434fc2a9a4f36d615845a49b458cf2c +7b7c3c662d06de7dd0bc41a6fee99cd6d460d204aab7ade67e321bebf04b7447 +5c182c9ff2429f6f56952c3ddd20684aefd026f2f094ee216335186551c939b8 +12ef3b455e93ac089495bbbf432a1c20c041bfde17903d154e4c730248f294f9 +511d5dd4cfc7c7d5297d31bb234669fdf01b41da4b2399e039385c0b130021f4 +c416052c8ac6bfb78b7f0c46c568c528ead33501149661f1d9ecb1861269f8fa +7c2a9ad5fcf489d1844f51830242f6dd9dfc203be6de3ceb07a4f6dd21c9f1a3 +b13cb20a09cff9637ad665578291798ec6d4f5f4b78793d31b2cafe4def59759 + +# SHA1 +65b0853abb656c6cc342d87b872fbe21482e9bae +938325004e44ab1a65e948b4d07b05229309f630 +``` + +### Payload B — ABE bypass + +``` +# nc7d8p7u8j3n4hgm.com · efeb550a (earliest known) +ceb31976b8040cad5d5db3856466d198d3c0ea5bc904ae05c509b3b6de72e1c8 + +# emeditorde.com/gate/start/2daef8cd (EmEditor) +78d2244ea1c3cca2d18f754a9f0e15cabe2859817dfa803583901139764a0e6c +9bb8543453878d3390593ff76f9ab6dc8209e14f64dea51f82882309fd6ede23 + +# cachingdrive.com · 2daef8cd (EmEditor) +9a5be7789d31b5b0bcb92b807efffa4d96292b093921076b678a2234b30b8423 +a310dcb08c77acfeda03437bc4b0f180198de9c9832df2cbb64758c82eb774c7 +c0bbfb17e2817567265f46cbad61cb5922c67931c6fc2d9d59fb071fe214d411 +edce6cabb33e84ffb4be9ee3377f326657e16b005f90d22267e0dfaab9561366 + +# olive3451.com/gate/start/f8c45bba +200646480d8b71e43aa940343ea546362565f7c61df11c9f74cec625794e9052 + +# mo2307.com/gate/start/550bb89b +c47610c9df3fb101b0e99f2ac12589db653464edf12cebaa2c67fd33fc7715f3 + +# mt7263.com/gate/(start|init|auto)/c09d19a0 +ac5c6d38b45bb429b7f690530c5ffaf329193f606796c602566702450dc9099f +844c67c405eb7bdd8e61720f542eee7f87ec8470612a1dc19e332c35a174ae22 +bdcfccf3e0aa2a524251c0594d3c308a940b23054374f36f2e4b73f4bc11b11d +bcb515be6344720a3b06e6bd56e5eeaa661810eb14456acceb7eab5029704117 +bb78f024c4d8b5a6a128aacb498acad025a234a6b25fde36ff2e14601134555f +b37ee243518221017bab0eb4b54b5431571cc21e54113698ce49a89b89993754 +65e1a542bb7d995cc4aa6c71191da125f14f99ca03da7266f5b071440d6d229a +0e8c45d847f57095d9879c0da764ab02431db4d5d85f50c4fd5ba38353b79eed + +# Additional — Payload B +ff81cb9263fcde5870a0748fd6af2d30a4ba864415c15ca14827d0dd723eb60c +be2ff065a232a3a6f187f9fb03a6c1b368dff3d2ba0966777b1f5503aa5ecd16 +2d7a94e4a0fedcf31cdd43b06222add9d1888fecb2c5488afc658d08c3f40116 +02180bfb80498106dbe8524ab914845b9d0de62d0c3eb1112e4ce4894a0981f5 +``` + +### Native ABE helper — Payload B (PE, 4,608 bytes) + +``` +54ab86b72423832e1d821e19486844375e1428079e1622f1c967d5a66bdc0b48 # x64 +4563483704a8190d3ed69005fb2f593e53ca4496399e96afdb48fbde8ccdb51d # x86 + +# Imphash (x64 and x86) +551c967b0ddbc198545038c596a3c10d +``` + +### Next-stage scripts (served via /gate/auto/f8c45bba/) + +``` +dae43f987ad038ee8b461066ef88956ca75e41d0a11ec258ba3ea93ac877d4d7 +21ed7e38f52a58e2279950cb8f8b5ca7a7a2e3915da6406e11313b1b5a2a89cf +a156c3eb3a07e08c270435f2dd97780f394cf6f7683c045cc6866ce92c30a03b +6e2754e15f26ea4b4236f1fbc59fa926356560475349bb5f826bc3488e66e7c4 +``` + +### Payload C — native EXE loader + +``` +# ms2026.zip — char-based DGA (seed 0xD01B (53275)) +0858dfd8ec91942e4a40c8c40bc5602291dd909837a132a416091b5ab3f28d7f + +# driver66.exe — wordlist DGA (seed 0x2507E) imphash: b69e5fef0a591e314b65ff8477ac05be +d1b88ded80f0e616362b8984334c69da1ea2f32d0828480e32978d1a710f40c5 +d57e132866286f9b4227c7fb1cd77f16a461e76a3f3e71362734741aab6b9a96 + +# loader_protected.exe variants imphash: 72c11221da7236c03e879b4c984205c4 +6445369559d382af2f1395c81209e59abf012ce2e22c0a835b684c92aea2b3dd +71c4d18d4729fca80a50a97bc94a7ba44a5618d38a675c7ef3c5c6561f0044e7 +``` + +### Payload D — stealer / task-worker DLL (/avast_update) + +``` +149a714900952e3dc549a71dd2d001ba3226ec3a85e4ccfbd8f99c3a773fa304 +PE32 DLL x86 ~7.5 MB export: TLSDataStart +Delivered via /avast_update — confirmed active domain: gmuikyswmaosaqwk[.]xyz +``` + +### Other hashes + +``` +9c87e8162b39fbb773c416006b16f8e34aca53372d1b2d4a584df0ffc69ad333 +89d634c8471382ff9c6fd966008ad5c376d7a0edae8f799eb569837170f2373d +a1c5e1d9bdc1a931c11ac6fdfdff1fbc69ff88521cf443cb174f9720a05fe72d +a6525b37b0cc5339df375e17a0c10772b50c9d425001b0c3a9dada995c7f62dd +aa350580ae5ea46544ffa15c324ab4225dff0dcc5842ac5ca8e2dc4018e5ffad +64d2a9a49e27d89f1b3489d7db29c3a3a12b4b090f59c24b694c239cb55db262 +5c6a2c73f59fd8defbf118f87e5c88ba62e3067f8e8c0ed104f3f188fa0d959d +de34f2f93b74e049a08074c779a863a87a85a403594b8e220b1fba15112e6386 +dfd21a363f4994794f821d76ca61c834882a51b5c6f7b95627b70789462149e3 +a31ae1eef3261c36b465255e624fb7ac5899bf2a9823564ba792fac8346723aa +``` + +--- + +## Host artefacts + +``` +# Payload B / extension +C:\ProgramData\tmp_mojo.log +%LocalAppData%\Google Drive Caching\background.vbs + +Scheduled task name: Google Drive Caching +Browser extension name: Google Drive Caching +Scheduled task command: conhost --headless powershell -ep bypass [PT1M] +Named pipe: \\.\pipe\mojo... +Named pipe: \\.\pipe\ArchPipe_\d{10} +Pipe handshake magic: APPB (0x42505041) +In-memory archive: secure_prefs.zip + +# Payload C / Payload D +%LocalAppData%\hyper-v.ver client UUID persistence +User-Agent: cpp-httplib/0.12.1 loader network signature +loader_id: 280126 hardcoded in /tasks/get_worker body +Add-MpPreference -ExclusionPath ...\hyper-v.exe +``` + +--- + +## Code-signing certificates used by malicious installers + +| Subject | Issuer | Revoked | +| --- | --- | --- | +| `WALSHAM INVESTMENTS LIMITED` | Microsoft ID Verified CS EOC CA 01 | Yes | +| `WALSHAM INVESTMENTS LIMITED` | Microsoft ID Verified CS EOC CA 02 | Yes | +| `Xiamen Quanlian Information Technology Co., Ltd.` | Sectigo | Unknown | +| `Shenzhen Xingzhongxing Electronic Technology Co., Ltd.` | Sectigo | Unknown | + +--- + +## Routing-token index + +| Token | Payload | Delivery host | Period | +| --- | --- | --- | --- | +| `efeb550a` | B | nc7d8p7u8j3n4hgm | Nov 2025 | +| `mg8heP0r` | A | emeditorgb | Dec 2025 | +| `2daef8cd` | B | emeditorde · cachingdrive | Dec 2025 | +| `e805d522` | B | keyactivate · n8n.kraski-event | Dec 2025–Jan 2026 | +| `hAUjZrJo` | A | 8mrzhrdm0obptpp | ~Jan 2026 | +| `XstQk8Ja` | A | 4kkaxgfdw7l1yvv4t9v | ~Jan 2026 | +| `WWboshwF` | A | 795n5qr4vk02wibh | ~Jan 2026 | +| `mMbcjy2q` | A | orangewater00 | Jan 2026 | +| `XYaR5gFi` | A | metrics.msft17 | Apr 2026 | +| `f8c45bba` | B | olive3451 · reshow35 | Mar–Apr 2026 | +| `eed8b732` | B | kafeprog7 | Apr 2026 | +| `98b31f0c` | B | reshow35 | Apr 2026 | +| `dIG1bXo3` | A | events.msft23 · api.bio9438 · event.dis4cle.info | Apr–May 2026 | +| `c09d19a0` | B | mt7263 | Apr–May 2026 | +| `550bb89b` | B | mo2307 | Apr–May 2026 | + +--- + +## Sources + +| Source | Link | +| --- | --- | +| Emurasoft — Security Incident Notice | https://www.emeditor.com/general/important-security-incident-notice-regarding-the-emeditor-installer-download-link/ | +| Qianxin / RedDrip Team — EmEditor supply chain incident details | https://ti.qianxin.com/blog/articles/emeditor-supply-chain-incident-details-disclosed-en/ | +| Emurasoft — Follow-up Security Incident Notice | https://www.emeditor.com/general/important-follow-up-security-incident-notice-regarding-the-emeditor-installer-download-link/ | +| Trend Micro — Watering Hole Attack Targets EmEditor Users | https://www.trendmicro.com/en_us/research/26/a/watering-hole-attack-targets-emeditor-users.html | +| ReversingLabs — Inside the EmEditor supply chain compromise | https://www.reversinglabs.com/blog/emeditor-supply-chain-compromise | +| Stormshield — Investigation on the EmEditor supply chain attack | https://www.stormshield.com/news/investigation-on-the-emeditor-supply-chain-attack/ | +| @g0njxa — Fake Mullvad VPN lure | https://x.com/g0njxa/status/2041636371790495798/ | +| @g0njxa — Fake developer tool lures | https://x.com/g0njxa/status/2041643150385553660 | +| @g0njxa — Fake Gemini CLI lure | https://x.com/g0njxa/status/2046605636494885329 | +| @g0njxa — Fake Chocolatey lure | https://x.com/g0njxa/status/2048832122618847252 | +| Ontinue — Behind a Fake Claude Code Installer | https://www.ontinue.com/resource/blog-behind-a-fake-claude-code-installer/ | +| EclecticIQ — SEO poisoning campaign — Gemini CLI and Claude Code | https://blog.eclecticiq.com/seo-poisoning-campaign-leverages-gemini-and-claude-code-impersonation-to-deliver-infostealer | +| matsudai-0603 — Static analysis of event.dis4cle.info payload | https://github.com/matsudai-0603/setup-code/blob/main/dis4cle_payload_static_report.md |