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Analysis

  • max time kernel
    148s
  • 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
    12/08/2024, 12:20

General

  • Target

    8eb923fd39b3ac7639621e685d0a613c_JaffaCakes118.exe

  • Size

    41KB

  • MD5

    8eb923fd39b3ac7639621e685d0a613c

  • SHA1

    a37cf86d018e2966d9dbcb868e44e7a7b70999a3

  • SHA256

    bb6121d045af0981d46e750ecb9a0dbd9e0e606979fbc6f2ecdbb7a2ccbb3712

  • SHA512

    5fe5544258245194ec0201d80049017f2485bbe1033012954f0196d5439807e3fae812339d9261e551338ea355aebc66cb7370a5d4442a8d637ba679c84240fc

  • SSDEEP

    768:QIBar1ZIZYnfI9opm6AIHIjaI7g9mVmUnQoNE/W5dRV8:pW1ZIZqI9opm6AIHIjzmUpNzd

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8eb923fd39b3ac7639621e685d0a613c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8eb923fd39b3ac7639621e685d0a613c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Users\Admin\sxhost.exe
      "C:\Users\Admin\sxhost.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5064
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c del C:\Users\Admin\sxhost.exe >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3976
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\8EB923~1.EXE >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\sxhost.exe

    Filesize

    41KB

    MD5

    8eb923fd39b3ac7639621e685d0a613c

    SHA1

    a37cf86d018e2966d9dbcb868e44e7a7b70999a3

    SHA256

    bb6121d045af0981d46e750ecb9a0dbd9e0e606979fbc6f2ecdbb7a2ccbb3712

    SHA512

    5fe5544258245194ec0201d80049017f2485bbe1033012954f0196d5439807e3fae812339d9261e551338ea355aebc66cb7370a5d4442a8d637ba679c84240fc

  • memory/1524-0-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/1524-20-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/5064-18-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/5064-45-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB