Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/09/2024, 06:25

General

  • Target

    fdf64b233b99240992a614dd6c1ec66e_JaffaCakes118.exe

  • Size

    240KB

  • MD5

    fdf64b233b99240992a614dd6c1ec66e

  • SHA1

    5d4bf66e1b4722accf03270f62e44da7aeb3c009

  • SHA256

    44083476be745e420e7d6c7d286f38d128c7fc839881b060898305179728ef38

  • SHA512

    3c382ecf75d4ee0e3f3f065cd8b66e7dfb3bea11ca86444b8c28577b1db58d1c1d5e3c22830fcaa22701b436a33bf2c18f169d837c0643755bec0057c87caa20

  • SSDEEP

    6144:9ZyMeM8GKfnY3GCgc1Xz8FbCddDoxoec0aU4dW:9ZyMehG1cID8FbCddEaU4s

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdf64b233b99240992a614dd6c1ec66e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fdf64b233b99240992a614dd6c1ec66e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\System32\mshta.exe" C:\Users\Admin\AppData\Local\Temp\0846fb66-e1df-4242-848d-c25e5c110327\start.hta
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0846fb66-e1df-4242-848d-c25e5c110327\helper.dll

    Filesize

    129KB

    MD5

    657ba74033676394c0a83aff3b20dfe6

    SHA1

    5549483b4a695e45cfc280d63a2f1772abf9d441

    SHA256

    e0a685c4fa5b6947dc7f595b564bfe5ce4d07e38903d7a1ded4ef02de5e2b2f3

    SHA512

    8489484746fc06e1832990048147a0957fd710154f463f95e8bcfbf6390ade32fade1282870de635b9aa48b4fdbc0f0f75a133de13c2b42cb3fb4c9a1d97bb48

  • C:\Users\Admin\AppData\Local\Temp\0846fb66-e1df-4242-848d-c25e5c110327\loader.gif

    Filesize

    1KB

    MD5

    e88ebd85dd56110ac6ea93fe0922988e

    SHA1

    684a31d864d33ff736234c41ac4e8d2c7f90d5ae

    SHA256

    379d1b0948f8e06366e7bcd197c848c0cc783787792f2224f98c16b974d920eb

    SHA512

    211b0760c9a887fc13c479617daeb6d5b6ee0ccd06c214967abd3e1f14204f72e34a6dd5eb778a9fc6ac7fc8bd63bdef80b347abab97becda16924cb3e164dc7

  • C:\Users\Admin\AppData\Local\Temp\0846fb66-e1df-4242-848d-c25e5c110327\start.hta

    Filesize

    1KB

    MD5

    db4ada697fa7a0e215281533d52578e9

    SHA1

    fb755ea8371edf5065dc53e21eb413603f9eba7f

    SHA256

    f949fd6ca734830572128b4348dfd039419140c7ef501d80773f71ca3f0ed78c

    SHA512

    9ba1d2658785dd3c88b4399132f8330dc58872235e19ca9854b0e453d8cc7a58de0c8be84da376a72b5851073f531c95b2c6afa84f43053561ca8e6751d6e2f3