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Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 09:57

General

  • Target

    f5c048717a579397769ae992b5ed8f4e_JaffaCakes118.exe

  • Size

    200KB

  • MD5

    f5c048717a579397769ae992b5ed8f4e

  • SHA1

    ff9b78ebd72694b912a6ba0e3c898224622913fc

  • SHA256

    b206c1803980c9fab16240fe85344219804216af0811f3fd0e15ee3aa535fcce

  • SHA512

    04809bc0c4a5bff43cf3164324488fa530046884b540b6fae11bcd38a15218786863d81020fc3878130720979ef701477266e8cf4482c54a2e29052c79961162

  • SSDEEP

    3072:AU9Vv0tQ9nLHbB9WHCS0AgTlhsp3mWEsg:14QxL7B9WHK9Jhsp3ar

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\f5c048717a579397769ae992b5ed8f4e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f5c048717a579397769ae992b5ed8f4e_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:3068
    • C:\Users\Admin\joapooc.exe
      "C:\Users\Admin\joapooc.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\joapooc.exe

    Filesize

    200KB

    MD5

    6b52d2c9e1dc1047ed2ee2bd05570181

    SHA1

    f6e16328ced5f638de0563a01d482c97bb221b11

    SHA256

    321a3380034e8726f9f4d90a4a6a80467935c9b6d5473c9fc9d7be3047a3feb3

    SHA512

    19be01f9c4bcbfe7763b76b6b092c2c7baad6b7ae24f761ebfce5394c42e297d34c478341d356b5eaabccc4e53bda4a75e247731678c41070f7987df58b4c59c