Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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 21:19

General

  • Target

    ee7124526ec2e0ee861d7304ff15b47b_JaffaCakes118.exe

  • Size

    180KB

  • MD5

    ee7124526ec2e0ee861d7304ff15b47b

  • SHA1

    a018acdf4cafb6d6e5f43a99ca04d0faff7d1d51

  • SHA256

    3e5ad5e9d6affd355706897d12ecc545d5977add1c5f466b922a72539f0d26cd

  • SHA512

    844db3bc37f80952be03714a1f887811c841d64675d42d98f101b095d77269903a3079f885bdb7276de8216f32696aaf1c25f5403b01e46b142fcb33b957e70b

  • SSDEEP

    3072:KFKMJ1MlttMFz8o+F334VSlkfoyHYb/zCHPEhg5JN8x+eDfcAuQPUS9rulef:KFB1MltKaJkHHYb/zCHPEhg5JN8x+eD5

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\ee7124526ec2e0ee861d7304ff15b47b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee7124526ec2e0ee861d7304ff15b47b_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:1328
    • C:\Users\Admin\giaocuh.exe
      "C:\Users\Admin\giaocuh.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:3332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\giaocuh.exe

    Filesize

    180KB

    MD5

    51140d36528d6512ffd91c1eac7c95cb

    SHA1

    ec0974f7aa1c94bfcd4b3063483f2120573060a6

    SHA256

    6baacd8f045137ce42c5f0e02b052e441b1922144bcfbc16b5ddd3b1479a800d

    SHA512

    869c9c7c273770af2e02e3ee8917eb314ff55d1c3f845e9e32aaf668bc5b15e59209a2e6d2657c5a34198e0c3ff20fc8052ff319dd0f251a03fd6e0592a53817