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Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2024, 01:01

General

  • Target

    eec5faf45ea0526259d543cc4d01b57e_JaffaCakes118.exe

  • Size

    288KB

  • MD5

    eec5faf45ea0526259d543cc4d01b57e

  • SHA1

    c549bc0004bccd366449b7dbea5c675c1c7cdda0

  • SHA256

    ee4c4488ae891068153dd97122d16bb7194fb31b7ca28321847b2a18fc997ca1

  • SHA512

    e5757ab281d9d06b3313c08d8b970e01658e4cdc432965f317c5237c1b76106826eb94e9f546ad42975b20f817c8294c06f9720cc39301ef7d8c02d5ddf529f2

  • SSDEEP

    6144:s7PiJvbGuOdn9Z/QmO6Ckobf3fGCmahGkUut2:bJvbGuYnXQmO6Ckobf3fGCmah7Ul

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 52 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\eec5faf45ea0526259d543cc4d01b57e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eec5faf45ea0526259d543cc4d01b57e_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:4864
    • C:\Users\Admin\qaexue.exe
      "C:\Users\Admin\qaexue.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:3620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\qaexue.exe

    Filesize

    288KB

    MD5

    fc9d53eb1c441318778e85e6f06145c5

    SHA1

    c9c24e9b3d415640270ad41288c9fcd1a4188e5d

    SHA256

    51f66be698921c37c4b912d48e35027b39beb187398c3004b9a2963c4af1cbeb

    SHA512

    a071dae4c1c43fe16032aeea5645edcc8b3ec6ff9b1fc79a77bfb94e8e49b43d2881ee8c1721d16321cfb33f35a90c1453f7e21dee9317966bc7bbdd9bfaab10