Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 12:57

General

  • Target

    13729f408b2f6b90266f9d49a260a645_JaffaCakes118.exe

  • Size

    551KB

  • MD5

    13729f408b2f6b90266f9d49a260a645

  • SHA1

    b608bd81ce8369dd7f3f1532ae48c769a48c2329

  • SHA256

    a8c0000cccea652864c0bd5eae58f0a37453f91633f15ce5e5cd343d123b6f11

  • SHA512

    ad3aa7ac3f8932b5b5c6193649483fd0cb9f679641a62014391739d3dcab6f697a647d8a1d6fbf835f1d0eb9747156f853d14cdaf4f3bf923ff6e130b3299847

  • SSDEEP

    12288:h1OgLdaOKkgbJuMmFcouJqkXWctn+MEfOh:h1OYdaOKkgJHJJqkXtMOh

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13729f408b2f6b90266f9d49a260a645_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\13729f408b2f6b90266f9d49a260a645_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" HrxKhG.dll
      2⤵
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:4468

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\HrxKhG.dll

          Filesize

          203KB

          MD5

          41b13b132cb601ecc466654b90296353

          SHA1

          245258ddccb48826f22d57444f49fa30be1b36fd

          SHA256

          7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

          SHA512

          0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\Preferences.C__Users_Admin_AppData_Local_Google_Chrome_User Data_Default_Preferences

          Filesize

          7KB

          MD5

          2906d3636ee07a4ddc46b8cd0c361e37

          SHA1

          febb9ae014f0cbae0166a26b500f62461386f635

          SHA256

          e3016c92754587184650d93e226deee8ff246b2efd056e0d60e58849d048f1ee

          SHA512

          1fa2268ef39242372cb3ae64dcab25c19dbb389e92a910c6409a1f9511cdd44c6e733c7cf504702e27d5fa5168539b7c0a8e9342d95e96a09eeb647857c4c151

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\cabfloegeefjenmdhhhkglbofldhmgkk\background.html

          Filesize

          144B

          MD5

          6ebb117f577e548d1aaa0da1429bc8e1

          SHA1

          883e9c1a8c70637ddf2924cd3d9bead3abca0b74

          SHA256

          42250e00b5b0daab8033e0f4c348ddd004afea6ea0eecac16b1f27c7479a3f21

          SHA512

          ecff5dac3d0f568fac06674adab69f5fdeaef0a47fc32c44b67cd3c6200ef7e10c670bd77f0e239580586153004ecaba301e3d465a58639f4afebc0c54d7bd35

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\cabfloegeefjenmdhhhkglbofldhmgkk\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\cabfloegeefjenmdhhhkglbofldhmgkk\ftvLTaQ.js

          Filesize

          5KB

          MD5

          0f3fc7b108dc4919fcc2354f503f68c7

          SHA1

          81b681a8c401e977217388695cfde72d6ae3e517

          SHA256

          747c6234c2ff74ffd4a06f549a4c55d37e5c84d3581f1733eec74fd6cf3afd04

          SHA512

          3e8a85220b71ec43818b3a8cc7e90512549d326e609b2560b65905d6d67c575d2b71ff88e9d0d9ff0e9214c36c9a1ee8d5cc18a9576199d38bb1d8a884feccd1

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\cabfloegeefjenmdhhhkglbofldhmgkk\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\cabfloegeefjenmdhhhkglbofldhmgkk\manifest.json

          Filesize

          506B

          MD5

          d0e72fa47ce7bb6d4e0049cb5478b799

          SHA1

          a2c1810c3339638b094b8dddfd87d1914d009937

          SHA256

          378c3aceaa0ebb6a05c0d4ae738686c3a966c99a499ab1ae5d341b7b3df239b7

          SHA512

          7ae8ee0bb3ee3c716f8f982f33cb48b6668c08c337c7ba50daa67b2b72ae1b12f34923b02b378667bd905c07cb4f496d8345998c80e1754817800bfb7e7af011

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\cabfloegeefjenmdhhhkglbofldhmgkk\sqlite.js

          Filesize

          1KB

          MD5

          ef34f279fe3e3b4d7f5c4bc38a381af1

          SHA1

          6d3f236c5d5d3a4c7913386e3d9174dc90f64feb

          SHA256

          b6dccf29219c7a6550963e813f8a388f9882e31c22b0273dd42a07ae43ac1687

          SHA512

          dc63a728e26ff0603d82c1a9fcc37c1b2b4ee000befeb28bd2606cba4817e95d047188e067cb09b2431a34aba2df9d072f1b435d28dcf7c5d79e0cb33c4d7249

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\settings.ini

          Filesize

          7KB

          MD5

          bf58faeecf0f729a0b4864e8750efee5

          SHA1

          8b286649ebe3e14727c5cb7e431f70388aceda1f

          SHA256

          e0d8e306386bb53d1db150d8a4990abe7c66bf1ba9ec2c46a339f252ff54b5a3

          SHA512

          811dcc1390d37cf079b52c72329829a81fd5817a264ca9e4f7c6e4137b74dadea4e6f6e944feb6a6da36b836d86f4687b26b5c0b8f7d7c865fc3989ea3c38f9d

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\uOQtur.dll

          Filesize

          180KB

          MD5

          0e093772550eb9541dd715c016b5584a

          SHA1

          20338dc859a5652f5661280dc508f4e5b533e76d

          SHA256

          028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

          SHA512

          0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\uOQtur.tlb

          Filesize

          2KB

          MD5

          48e9706fe9f76731f3576122fc3e9e33

          SHA1

          387c8c4898ead8ace488a7df80fead429eaf167b

          SHA256

          7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

          SHA512

          e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          0112600a2e209308fbeae99350c4e304

          SHA1

          7f8211257258a93d6b685be7256bc537e568420f

          SHA256

          11e1e6d88bfabdc47135f2da67a2d5ea2a78fa2320bfa96602ee3c97687dc419

          SHA512

          dd29f33d05e8f85fefd26808bb62d68afd08dbd02c124cee0c26ec92d3deca8bf338dcef03b55d1d7117fd1eedf987a2cdd6e69160edaf0c403c64abaa091754

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\[email protected]\chrome.manifest

          Filesize

          106B

          MD5

          ef2862aa078cfd567267e1cd6a77df37

          SHA1

          06ad64290671e6d62d1f3b025d718e88021171aa

          SHA256

          92515b0c668025252baea34dbcd2f5e9fc546195ddb2c3746a0a49d5414e796e

          SHA512

          3e81eababd80afbaad91aba788b862caf17c1221b07614f94538fd0785e4aafc0c8c0106bfa5c431041962d198ef7e9920e58c688c01f8f43c7910700b943da6

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\[email protected]\content\bg.js

          Filesize

          9KB

          MD5

          e203a8d7e2233c091e6a6872e5f0fd21

          SHA1

          2ceeeb3083b3152e4bd207ad5efe7f03375d454f

          SHA256

          804e909424cf344e6a5f4105068ee902ce74bd6b43343c91bd0116f2c24afe3e

          SHA512

          23dd2c8c3065b8e98d6ff1adc58c9d6774609ad579aff8b1261e3ad8c240e020a78120699a08dbc900163926df7542322c5d24679317242e4025ff97d957f4b2

        • C:\Users\Admin\AppData\Local\Temp\7zS60AE.tmp\[email protected]\install.rdf

          Filesize

          612B

          MD5

          3e03bc47eb4840e4105e7b85c83975e2

          SHA1

          1a9bc21a748019f9a157db2ae50b9bcacdb64207

          SHA256

          e7c7b6d29b344ef1de6a269cff473f544acbfc061587a10a1ec24f3b38d31ac1

          SHA512

          3040d0dd654aa840dbbf15608667b883498337892f81c71037eb8c882803abe1246a5dfad0d0879c0273e0bd389c79f79ac0771f41c9c6fa157a7f28c7fc3c02