Analysis

  • max time kernel
    91s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2024, 07:55

General

  • Target

    127a49389a2d5f4b581691deb988ff0c_JaffaCakes118.exe

  • Size

    725KB

  • MD5

    127a49389a2d5f4b581691deb988ff0c

  • SHA1

    9a6ea9e777496279576d101c8f6e325518d01870

  • SHA256

    f8780593284917fac4cf27d60236c1875baa638bb3e515ae346cc0b05869604a

  • SHA512

    b8933f51183062785afdea80475ba931f4d519e55a8ed7313dbb3f47bc05ae8845cf1aa3aba80ee233d38c8cb63ee2e0bfb1850373f6b2036413cf032bb205e0

  • SSDEEP

    12288:h1OgLdaOPo99/rsFEt5hDG0SAMs9jR/jeRJKu9TJdwYGZtyjTje5jOSpJc:h1OYdaOPOBsFEt5hDG0SAMs9jR/jaJnF

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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.

  • 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 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\127a49389a2d5f4b581691deb988ff0c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\127a49389a2d5f4b581691deb988ff0c_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\KVw8KhIfT4.exe
      .\KVw8KhIfT4.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:2900

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\5153614732943743623.log

          Filesize

          3KB

          MD5

          e8baa3c7e7990e40b9d4e49a52efe5af

          SHA1

          c5fabfe8dd448362ca173d52eb5fd06399fbb9cf

          SHA256

          be25cf7a9b485764d45ec81bbd0daed584b7dd71e008fcf3c1c28f9acb315107

          SHA512

          fdf362578ef213a5e5571d58c8ebabdc97c4d5c45d8b8beab5043107e587078e50485a4f8fd3bf83c00a0268dd37a6af277e61cd8aba0fc9b9c3617e065e84b3

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\Ct6FK9LmL.dll

          Filesize

          222KB

          MD5

          e9b27306a18f18b88945cdf066de2fc9

          SHA1

          4d18490fbb336e261301a967047065dd561cc2f2

          SHA256

          a9880b90d24af3786886306aefe5c79ff3cb2fb7b36ee5fb7bf2af85f240d63c

          SHA512

          f255e8bfb13cfa070b31f47b12a4aacf9ab75a6a8191b6b83740d02c3f007b6d5255a5c2c12bc7b599996742973d2faccb5463d96d16c7aba40e34776823c706

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\Ct6FK9LmL.tlb

          Filesize

          2KB

          MD5

          39d776f73d1d3f771aaa8c3561367c3a

          SHA1

          eef842aa02927bd7fbe7d569c5446ef1a2ea065f

          SHA256

          c2156787eeb818e587529572599fa124773c71330fb93e1c79f4cb9141090941

          SHA512

          3174095accbf422730e60f61523dec01a9a4519cb4642a641c5f547d530ad41f5386d383b90f7daf34f1f36635775929e99d7fe0030aa24cee30f4de8376eeb3

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\KVw8KhIfT4.dat

          Filesize

          7KB

          MD5

          db1524af15f03951f5fe47f3743e2022

          SHA1

          21fb2b40c13e5f82d658b0bcf5e7d93e4d8ef0b0

          SHA256

          1d1163d52e040fbe40e9f446e838a17ab2ffc08161b5970b86e9eac6c1442f26

          SHA512

          2b1fce6fb697878aa330a9a7d8bbf2fd2984c9880d42c473bde0e2ea7f5306b767f35c840d342733d07cbbf79a6a446ef9710aa5f0eb3f59aacbcd7d57a8d52d

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\bdglballkjpfbdegjdcigdgofibicich\background.html

          Filesize

          147B

          MD5

          745624113ca91f3540f7333614c38ff5

          SHA1

          8d4991a0cc3a37fb7ec0b27cbc718ca8d8573e5f

          SHA256

          93c0410919f083ad7fa71dc9a978017953610583ab0547d160d8abffd2916a5e

          SHA512

          e616cda46b709e3ca469cfe93fdb9f48be7a11e796a578d17013ac94a3f5365c46d1339385a9d7499405d186c6cfff0a565d7cb59f6d4d6e5275e9f0e047d2f8

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\bdglballkjpfbdegjdcigdgofibicich\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\bdglballkjpfbdegjdcigdgofibicich\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\bdglballkjpfbdegjdcigdgofibicich\manifest.json

          Filesize

          505B

          MD5

          8fe8cc45c27b1d27db46a0f2cd6328bc

          SHA1

          9f751c78989be3c935fce56df83accbb729781bc

          SHA256

          59f73477899d8bcb05d85c298556b1c8d4d767e0a4b66509d965940b1915f430

          SHA512

          d5d05fef4fd29e4a432a25d23e2ec1ddf87d55a06a3b60394374f17ea4fa5977a5c55181e3e52b4b9761add8f5c6341ca1fcb0a5341b8554faf047235ff7d3da

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\bdglballkjpfbdegjdcigdgofibicich\sqlite.js

          Filesize

          1KB

          MD5

          d6a6c1a5882f8191039fc41c1b9e690c

          SHA1

          3fa60c3abd375d69b64ede213fb133e2fd6f00f0

          SHA256

          b4a55284e9b267a66663f0dcffa65d3c0a19539d7428b16de2f52d3b93b6fc9e

          SHA512

          4a5f9b6207b465029bf5053d8fbc41f77fcabeeaabe364509410cf2a1c2ed14aa3a8c106c90c454d7093b57255ba6ff7d39f94a2a25be2024afb9224e9fc7aa5

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\bdglballkjpfbdegjdcigdgofibicich\yMqGlZjfr4.js

          Filesize

          5KB

          MD5

          909e390507855c55f342f19835914305

          SHA1

          7c966a147ffbf87855e0d48ebac41bf1135d079f

          SHA256

          225c015afdcb21cd281f379831276029860f36428d42140ac612a09eb5d2ef79

          SHA512

          9d37a755d08573208f1ce28c40de005131cb6977c073a21dae95c77f44a7772ef7b11d26f2383a03e352fc8c9e345bbcf0ccb837ee90986ccc6b46bb31f2e2c6

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          1b53c596cfb1aa2209446ff64c17dabd

          SHA1

          2542da14728dcdbe1763f1ee39fe9ceae38ad414

          SHA256

          a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

          SHA512

          be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\[email protected]\chrome.manifest

          Filesize

          112B

          MD5

          6797344b6fccbbca4f9c243da75610d7

          SHA1

          dea3aaaa81dcf3de1bfd9818c8ee49f3f12d2fa8

          SHA256

          ab5f42a964b7f41d27bb1e83e062b0c1b4e03e37084798bf61fc874faf6b289f

          SHA512

          f603d545c1582d4788d84b359382391c2c691b8a57f0fc6f41f021245dc82bf0abdd0de5043ff9c1e8c5e963b6daf2850ea8336999ce47f71e23a868cc58825e

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\[email protected]\content\bg.js

          Filesize

          9KB

          MD5

          4131114970fc211ae506f733d5c4734a

          SHA1

          17ff2c7b153469f8ff9ffda00f7711f141a8810a

          SHA256

          39507b5266df86bacec221a09fa10eee365f33ea73cda009a4524d7346883d05

          SHA512

          3931a784f9a188096a99893d263e89b40ce40f0312b364a47145d217e76fc4a56c4222d702058954d572ee8f230aefdb5749532f006d885b24c34702e6f9e2a2

        • C:\Users\Admin\AppData\Local\Temp\7zS7A10.tmp\[email protected]\install.rdf

          Filesize

          611B

          MD5

          9b65766dd10c6735f46d71c878c9c31f

          SHA1

          d85c16ec39629b4ab6446a6e207b2f9649cfbbec

          SHA256

          b05f4f7135344b141c885b8fcf0604cf3c1cfec526e7b4e3da8924c6c2d170a1

          SHA512

          2406556c550948d60890fb51bb072ae8a788c098a6e34e099bf9b8c520dc7bb7b4550b6d7f65e31c1d36c921c66cc457f8d25dd0af0f1cda9ea84f0d2923b341

        • \Users\Admin\AppData\Local\Temp\7zS7A10.tmp\KVw8KhIfT4.exe

          Filesize

          334KB

          MD5

          8300c91b40229b42301aebc6d8859907

          SHA1

          0b55e56a6add6b4dd4ceff475a0018a203d02a5a

          SHA256

          f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

          SHA512

          0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f