Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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, 06:17

General

  • Target

    ecffe71c544372e8e8cb9ed4fffdcaec_JaffaCakes118.exe

  • Size

    96KB

  • MD5

    ecffe71c544372e8e8cb9ed4fffdcaec

  • SHA1

    7b55856da4be5c4af01b5d808e2e9272d29195f1

  • SHA256

    771e5972361f359ef409620b6ba4a90a3cecd6e12cc3a4995a2ed187dc9fe37c

  • SHA512

    e93126960e74b32ef6d32fe88cf1b8e1fc0b91ce1703f7e663bff283ad9a760840b433d2632990f03590f88cfbc0bfb830266feab7515f5e27056253d334667e

  • SSDEEP

    1536:qIhBHQf6cOahtLY+kGulSc16l6u+NMMl/KlYv1T4hThFKNIj/:peh9Klu88FFKC/

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 53 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\ecffe71c544372e8e8cb9ed4fffdcaec_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ecffe71c544372e8e8cb9ed4fffdcaec_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:3668
    • C:\Users\Admin\dfpiz.exe
      "C:\Users\Admin\dfpiz.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:2808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\dfpiz.exe

    Filesize

    96KB

    MD5

    fd84951539d571d2123f32d0c6670f5e

    SHA1

    e5891d9199e1a8367cf1e59e13715ebcdca6f4e7

    SHA256

    d5fdff3febaf594cf2d8b1da961e656218ad3be4adade6353454a1e988b05631

    SHA512

    2c096acfe5e951a5b57c7172fe447ad69897d739c36fa0f6589fbbc31819d429bcc0187ab8c0f334fbf5b7f7e4623ca01493e501448d3d820fb277d62a1a0f99