Analysis

  • max time kernel
    143s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/07/2024, 06:56

General

  • Target

    33bf0a98b460cacba2063ed669dd5c55_JaffaCakes118.exe

  • Size

    173KB

  • MD5

    33bf0a98b460cacba2063ed669dd5c55

  • SHA1

    99de8704337120420c80e452b4828949ca97817f

  • SHA256

    33410107b59fea7c35938b95c93ca09b72707905002b8dc5ebf2b53301a78dcc

  • SHA512

    41c5a8dbdb3ce0da71157bf64bb64466d7f3e75dceff1ec5e2fbd8e49c95f66eb7296fc7d9a9c3d34cf8edca5d28a7f3c622bc40071a20387859dcb587c4528b

  • SSDEEP

    3072:ALk395hYXJxn523KL8XpY++vWR5kvwmbfrlLhBbE0mgdj6qsqUkxXUqA7:AQq3n54KLepYtWAvwmbBfl7sq/E1

Malware Config

Signatures

  • Gh0st RAT payload 3 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\33bf0a98b460cacba2063ed669dd5c55_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\33bf0a98b460cacba2063ed669dd5c55_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Program Files (x86)\Common Files\2011410111921.exe
      "C:\Program Files (x86)\Common Files\2011410111921.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      PID:4268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Common Files\2011410111921.exe

    Filesize

    5.3MB

    MD5

    1b8e2953b715467cffc3b730115a3b11

    SHA1

    c3fcdb8c4bc0abe5d8674d3ebae78e3e0c437bd5

    SHA256

    3277f0e5bfa3793d8106859c3d5c2881385fa9d3092a3bc589e3255e07be18ae

    SHA512

    8fe05e35ac110180b11dc931f477014d25bd6056ceddcc014c87dc23077589c1cde7b041ca2a576d24a0c7e9dac0649a0cf736ee7a1029e31918d60372c48d5a

  • memory/4268-11-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/4268-14-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/4268-18-0x0000000000401000-0x0000000000415000-memory.dmp

    Filesize

    80KB

  • memory/4268-16-0x0000000000710000-0x0000000000711000-memory.dmp

    Filesize

    4KB

  • memory/4268-15-0x00000000021D0000-0x00000000021F4000-memory.dmp

    Filesize

    144KB

  • memory/4268-13-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/4268-12-0x00000000021D0000-0x00000000021F4000-memory.dmp

    Filesize

    144KB

  • memory/4268-19-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB