Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 02:53

General

  • Target

    ecb386268c3c38ff07710a7dc720cc8f_JaffaCakes118.exe

  • Size

    120KB

  • MD5

    ecb386268c3c38ff07710a7dc720cc8f

  • SHA1

    3ab60b0ee11b55ba4a9d4ec611f733b97381b4c5

  • SHA256

    2c94a38163a1c58ebb5d85590c2af5cb64c5139ba2b8da508b2485408bc01688

  • SHA512

    9005d63751ee79505a1de31d4ea22c5d7a00d5ae24433394ae37e15ec8aaa829f42cd3deaba9926396c0e61d2ffa87a29437c627331eec11882dd375f408736a

  • SSDEEP

    768:ylUrPkTGRnc/XOXVLW2qZ1RisVDaWGNMMMNMUF7//mk8KacrZxbjARZODNJd:yqwGcvwNWhZ1X7//mkjZxbURZO3d

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 51 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecb386268c3c38ff07710a7dc720cc8f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ecb386268c3c38ff07710a7dc720cc8f_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4192
    • C:\Users\Admin\trqow.exe
      "C:\Users\Admin\trqow.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
      • Suspicious use of WriteProcessMemory
      PID:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\trqow.exe

    Filesize

    120KB

    MD5

    dcdd16595dec3975339e0c7a86a54ba8

    SHA1

    727ed2ea48f500f80ccfce0e647b5556bbacb6c1

    SHA256

    0c23e0b3ed42431745309126e88d29c7fdb64378a171ce174699048fdccadf9b

    SHA512

    2859dc9cd7d2e24f4f8e77216608b9c508c4b44149366810479365c69f9e88605bdb30b0042a17976ecb3ce7ab01925be39479b0a0ba69f53b90f7ad74f3fb54