Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-10-2024 21:27

General

  • Target

    25b0742ff2bcd4d4070503c086c8cda3_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    25b0742ff2bcd4d4070503c086c8cda3

  • SHA1

    c7f61c7ce84dad118c9df0c58fb1f45c8c793f81

  • SHA256

    e3a07813105961554dee1c8e11f79dd4390eec85f3c1fc0ee243b617f2d7d5a7

  • SHA512

    a7666f60d18c962441d7e10373f8de9036149a2687c31fba126c2c21a53c636d45237858666dfc75ccdeccceabaa9120d18660a230c94e7b6a1ca58eb8c5fcfd

  • SSDEEP

    24576:h1OYdaOuOBsFEt5hDG0SAMs9jR/jaJnTJdwY68+UhnWb3aQS:h1OsPOEt5hDG0SAMs9j8nTJ2Y68hWGQS

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 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25b0742ff2bcd4d4070503c086c8cda3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\25b0742ff2bcd4d4070503c086c8cda3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\oNmyu8S.exe
      .\oNmyu8S.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:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\A1iRWX.dll

    Filesize

    258KB

    MD5

    e1d10cccd5dde588af8ee2cb7309523c

    SHA1

    0b9e805077320b0ce1e6620488bd34f1c4d7827e

    SHA256

    9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

    SHA512

    a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\A1iRWX.tlb

    Filesize

    2KB

    MD5

    9156db5f76d48049dbc41fd1b58b3f34

    SHA1

    5eb1df59f9b5b06ab00137fc9e6451e323d3102c

    SHA256

    66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

    SHA512

    742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\A1iRWX.x64.dll

    Filesize

    319KB

    MD5

    4f5c722b8686afbea6f09c53171d44ca

    SHA1

    184c60aafbb12d1023b1ce2aff4d3708607a75a1

    SHA256

    870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

    SHA512

    e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\[email protected]\chrome.manifest

    Filesize

    106B

    MD5

    899ca76204d1e43e800ab4ce566d8920

    SHA1

    f613e5bdc934b6fb3da99605f2a25b46565a7052

    SHA256

    e241954edcc3b81e3e61c1186d521d0fc6a0acd0ad17123fbb687dc10e43e115

    SHA512

    c5e4a60072e5ad0b4537af2c14fa4637367b45b0a277ebb305dd8fb91b67f28cebb373d913d9a320e862ab79ab7446bca95d3b492ee4aa2ba7dc64b1b8c5ff16

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    9bf087c48e20dc95db376ec29bdf0a03

    SHA1

    759d692331fd143936dca47871862e9fe015d544

    SHA256

    0d325344856f8b73fa1115dbabae354d54268b0a9393f20086c5f251ebb9bdc7

    SHA512

    966dc6544a069cd8edafbda3d93c802633dcc50b8973cd2e6efdb6ec1da6ff5fd1aa762405aad15ac6804048f657ebff1220a65475a88c05ed92c8b55cbb0eee

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\[email protected]\install.rdf

    Filesize

    612B

    MD5

    0d6992bd3e38dcea11f56fd0ed081d68

    SHA1

    1ec6d61ed8eacf6a23fa4f7ed54c0cb92214cd90

    SHA256

    c512ecef396e27dc84f0209fc7bbff71af3a73a3b61046219ffda3f1a8a8a590

    SHA512

    5a4190b770273698d8f76eee25360e5ace8a7c835549ae832ca04e3000bef278a08ab5ff162d05c4e5c4e398ccc39d6a5513f468a830c31a7da55c3b7daa415f

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\kdaemdbkbohefejehbehfneniahicafm\background.html

    Filesize

    144B

    MD5

    9b35fe3887f44081f7b666c1d1795271

    SHA1

    f478859d74b04384c1b8d662e3a990089ec566e8

    SHA256

    30ed8578827e9c2ecab0166c4d9ca56abf0abe472eb81ad9dde2c83e7ce4e37c

    SHA512

    9b54cbd1abd591220c1d3f1336e5a219a8a13ef60aa6afcbc74df3d2c0cfa16e7d06673b5e774e3f4e7ea6f27c64c28e34f87cd7733eec7164ad6af9409e1c5e

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\kdaemdbkbohefejehbehfneniahicafm\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\kdaemdbkbohefejehbehfneniahicafm\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\kdaemdbkbohefejehbehfneniahicafm\manifest.json

    Filesize

    508B

    MD5

    3bdca4e7d7e597e9a4d8edc0ec218e04

    SHA1

    196894b30a59ed507f9b3e31ee660240e132101a

    SHA256

    a3dc3b2873d8ffe641c20b6c9968e00cec2f0caeb841ba9520abc131bf046f0b

    SHA512

    5cf75de1869cbb7368fcc3d201b0f4bc0ef235074c031aea60bbe212e7d4f886ef5775ba31c0c43df1abb8c2cbacfd2149ad57ffb4b20758824d2e9732dac6c0

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\kdaemdbkbohefejehbehfneniahicafm\sqlite.js

    Filesize

    1KB

    MD5

    a04449e25f69c10b51cb2c924c0132e2

    SHA1

    9a2a8a9f1ddee7061dd3ff48c1950cdba23783c0

    SHA256

    4825a66ea1d40a17a5e8b7e4963b79c593e85bd74e335d9a8e87ac3cd84310e1

    SHA512

    cc0abb69d5a3158a2d87f7dacbb1f5d7bd1a3d47fe4fed6b19076f9ca3a731e3420a0512e0989031d8fbb1f8afd6c3052e3c0d25ba14d90702fcbea2ef3d58ba

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\kdaemdbkbohefejehbehfneniahicafm\we67B_D.js

    Filesize

    4KB

    MD5

    3be43a352201eaf7462e343c5a0e1e2b

    SHA1

    b53ab34790510ced3c271c057cddc15a1e872184

    SHA256

    8dfd1af56e50d779db6c6e14c6fcf6dbdf811f49cd72331704498a01d92a0b86

    SHA512

    eab73454f57ce49dafcdf146f30045cd8c6b34a8b0eb3acea873d5d4357e92a2db4bc21aae468907b306f691f0dfa4c30010251b0493477ed5c9b06fc38c7dd5

  • C:\Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\oNmyu8S.dat

    Filesize

    5KB

    MD5

    e96132b575619813161a27310c8141ca

    SHA1

    3b7a0cd9e18f29b274c90c8e705c054ce81ff179

    SHA256

    c5c5582d13688833fd8aadb270b3e9fa028e04c19f1a69c7ee67db71c1120bdc

    SHA512

    91d9e9c598465106ba25405835e178d2f3f8ee0b1750e676a12bdb503e72dbe301650ccccace578a8dd87e98a580891851870aa3a0d1e5d44f58d8bbe8db1e16

  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\bz1ih2a5.default-release\extensions\staged\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • \Users\Admin\AppData\Local\Temp\7zSBC4D.tmp\oNmyu8S.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f