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Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 13:30

General

  • Target

    8ee9586888019fd3fa666ef815e1d712_JaffaCakes118.exe

  • Size

    200KB

  • MD5

    8ee9586888019fd3fa666ef815e1d712

  • SHA1

    5d2ca7b7e75be08d957f9c1abd111b2452da49e2

  • SHA256

    0a107928e3a22b5473487b18b64b7199408f37c308ffaaaa0bd423d489594e24

  • SHA512

    c02d3e3f9bd079e2bf56d019eccc8b33f72daf76c7e963580d25af2fa55d7bd2709d8d81f0aa80b44db1a77a702f7beb35aa4100d3ab75889bdda437659c4ecc

  • SSDEEP

    3072:tCyTo/0YxJg0tQ9nLHbB9WPliBs2HWWEakGJm9pd:tCrc4QxL7B9WPli+yWWEazY

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • 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 27 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ee9586888019fd3fa666ef815e1d712_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8ee9586888019fd3fa666ef815e1d712_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Users\Admin\quatei.exe
      "C:\Users\Admin\quatei.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\quatei.exe

    Filesize

    200KB

    MD5

    2b45d3bbc349cde6e396b8c4747c85ad

    SHA1

    fc61fbe977f71ae0e7318abcdd69ac95f8390b84

    SHA256

    84254fd19344fbc6a3b1b9685d0017f039a74e048af1318128517a9487e97e0f

    SHA512

    21fc1149f6a62a84c7425dd68132e056bc3b4a28de0830e0ce95b48dd8958dc8ba98461d7affcb95524b809e7f7601fb7be7a87c1f6c535e1f0e1e487525423e