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Analysis

  • max time kernel
    139s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2024, 18:23

General

  • Target

    43935ce8d9d64f163434bdc3b64edcdc_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    43935ce8d9d64f163434bdc3b64edcdc

  • SHA1

    da4c867647ce9e380c8ce40cfa10e8795aef1864

  • SHA256

    e79e71d0be8410284396b5870695a4f2d083a865247c49f24235ba14c47a652a

  • SHA512

    1f4b170c0e85d26ef7eb464554ada1fa6a4fa258cb0be9f78d00785e973248b4ee8364f9d715d0be3833eaa232ea1a79fd8a0f1fee557fa36f04e6fee23c258b

  • SSDEEP

    24576:h1OYdaOmOBsFEt5hDG0SAMs9jR/jaJnTJdwY68+UhnWb3aQi:h1OsbOEt5hDG0SAMs9j8nTJ2Y68hWGQi

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\43935ce8d9d64f163434bdc3b64edcdc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\43935ce8d9d64f163434bdc3b64edcdc_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1376
    • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\r2SNM.exe
      .\r2SNM.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:4276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\17526726223331984309.log

    Filesize

    6KB

    MD5

    e37b41cdfb465437653f87378029c2e9

    SHA1

    f289a46d0de8215ace2e921a18ead64ef448cfdc

    SHA256

    a2249924c19c33f710984b3266ccdab6dd35e634559de6ea964ed217a302d95d

    SHA512

    aa32e06c2b2a6229b66b314b33b15b5b24344a87b571c2eb637ee9414db01ee36e84fd50e7cc234c4a3e6243c1c119a0402fa0cb87d8529ed3692e1da1bb8954

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\emkcclgodbohifjfpkbbckegcgjjbimd\9uzQM.js

    Filesize

    5KB

    MD5

    33364c11f037cdce8a2f8996745dad23

    SHA1

    0b8b2b08fcdbe4e189bda7be8d43de268d59e29f

    SHA256

    81f1534f70a69c5365e870bec73e2f92976b440732b86c32b680e54ea304b53f

    SHA512

    0eb556c18ec6343a36164d51949f0679331b8049f10277088235bbf33e1fd7604757e3bf6e3f2decb4734429773338d93ae315baee10973bb3c88397dd685518

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\emkcclgodbohifjfpkbbckegcgjjbimd\background.html

    Filesize

    142B

    MD5

    297ebe216ddb8cdd5e03e24e7351e2d7

    SHA1

    86f527bcc5fbe4d05c79ca61cfad057158ce71dc

    SHA256

    78a2e2b45f157b3b3e4ab3fb35c4d3d0adce44396e83d572e7c3f5ac576f5413

    SHA512

    c849ca0af71374a70d758a635410cc24394b8c6ae7363880fca1962adf89b041505e6e025465cbf3e695e3c57d67a35d2216674d22e04b83f540085df8f1eec3

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\emkcclgodbohifjfpkbbckegcgjjbimd\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\emkcclgodbohifjfpkbbckegcgjjbimd\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\emkcclgodbohifjfpkbbckegcgjjbimd\manifest.json

    Filesize

    509B

    MD5

    f23e6b6464c7c64a3ac52f522f24884b

    SHA1

    9dbeb683a2616806939f6bdc123ea690a8eee5b6

    SHA256

    e81ed9ec71d27589dd5cb1fc5882db27dee69b5a0de9c6326f9f56520ee97e63

    SHA512

    c2500d440eca7e5b00e1dc88c141036d289d218afb0f41987f4e75ee4cfd626a6d799c3c15eea27c021eea19ceff4e32c1c115492693c242547582b906d506be

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\emkcclgodbohifjfpkbbckegcgjjbimd\sqlite.js

    Filesize

    1KB

    MD5

    4c5c291b250a179dbeb8cd29e5a0e75b

    SHA1

    bcc0ac68610e0f501e87ee8682d1d7f65cf73540

    SHA256

    9c468322fefe64c13fb45766aa156f48220d2e0768cd66ff487e6036c8c95551

    SHA512

    c219cf31f83c4275d5ed28fc060a0c328c3962d9f86cf5dc8e1779e0c53ecc687c7222a559cad251390ee7dc7c00ad8db31b9ca5adff4376c1fc62cfdd582bf1

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\[email protected]\chrome.manifest

    Filesize

    102B

    MD5

    05c867f9a0ba3bb944b41435f65c4349

    SHA1

    734d4957f0c64b679bcde611f3f83f8df8c85c1d

    SHA256

    34983c0304563682eaa48f3c406f9c654a9ced6374a2063a9958e1bc0eb38130

    SHA512

    4779059555ea4cbc503218d29e728aad889322959bcf893c5887e8ed1efe8c477d60a4dd2a8465a4a59a824ab722b72d0a57dc1a3b4e2c01eea728a34525b7f2

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    fb20ebbd37cfb24c7048d80657138bee

    SHA1

    6899d1b9fa1216bbe2e8941c1ad9434903ac3e07

    SHA256

    3d44cdfbf2f5a0780b8ff71cc59b65e88a4f0fd8cd065912cea1d6d748933e99

    SHA512

    4deeea6c52f90f90ea400b7074ef9b4f45806337a1c4173fe3a16f10133145d063fa073fc2ceb4e0dde0d525769ab826ae55815ffac88d694959df1fc19c0d51

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\[email protected]\install.rdf

    Filesize

    615B

    MD5

    94b8ae484e0877c804dbc28227816d33

    SHA1

    f3e7d955ccc2201493938155307a3610b734d1fb

    SHA256

    e0bcb9d0ea7c40fbab987a507ad05e91cfd17e379c9e99f4db27459202bf5cae

    SHA512

    5a2ce87840bb717702ba43e4dfcc2f8411106d4a7431d02f64205732cbf6368bbd12cad36de32bc47ceedb16f646f3a70d355878854e9db10f1e9f22eebbdb5f

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\r2SNM.dat

    Filesize

    5KB

    MD5

    ee410f469143c88518666c0cea1f05d8

    SHA1

    a150e0b1916221b34650fc5904f4c9e3daefe663

    SHA256

    b8000612ffd88d6edf56f8ab8c964660b9fc86c37062d94546387bfd6d1c4775

    SHA512

    85e1efbd5fabadb836ff288ae269465e79a0e614f2d454ba49dac7c57f48fe193c71313e8fcfd746a4c10dfab2c9bb5c1a1a65f189aa7b872ab9955f5e6f5489

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\r2SNM.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\uF3R.dll

    Filesize

    258KB

    MD5

    e1d10cccd5dde588af8ee2cb7309523c

    SHA1

    0b9e805077320b0ce1e6620488bd34f1c4d7827e

    SHA256

    9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

    SHA512

    a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\uF3R.tlb

    Filesize

    2KB

    MD5

    9156db5f76d48049dbc41fd1b58b3f34

    SHA1

    5eb1df59f9b5b06ab00137fc9e6451e323d3102c

    SHA256

    66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

    SHA512

    742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

  • C:\Users\Admin\AppData\Local\Temp\7zS9710.tmp\uF3R.x64.dll

    Filesize

    319KB

    MD5

    4f5c722b8686afbea6f09c53171d44ca

    SHA1

    184c60aafbb12d1023b1ce2aff4d3708607a75a1

    SHA256

    870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

    SHA512

    e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a