Analysis

  • max time kernel
    141s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-08-2024 08:20

General

  • Target

    954e547bddf4a06357626c86acf67405_JaffaCakes118.exe

  • Size

    2.7MB

  • MD5

    954e547bddf4a06357626c86acf67405

  • SHA1

    5471a251c88bc888ea0ea370bd0e04eabc96de8c

  • SHA256

    e3e9001f99f25b4426fdd2c5b7853258cf8888fa38a87574bfad5303927489e8

  • SHA512

    6c7855b5f0f9091ac964c8de260df224ace10125cba77b6c8a74df5d0372e241f275d6d007c55b4a22e94b26dc26d307c2c7d1d469034167aec33d88ec943235

  • SSDEEP

    49152:TehDiNSs+pfWw41NGEKIt0YYYYYYYYYYYYYYYiYYYYYYYYYYYYYYYWDYYYYYYYYn:ensJwwNGlIt0YYYYYYYYYYYYYYYiYYYm

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 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 use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\954e547bddf4a06357626c86acf67405_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\954e547bddf4a06357626c86acf67405_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Program Files\AdvancedVirusRemover\PAVRM.exe
      "C:\Program Files\AdvancedVirusRemover\PAVRM.exe" DELC:\Users\Admin\AppData\Local\Temp\954e547bddf4a06357626c86acf67405_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\AdvancedVirusRemover\PAVRM.exe

    Filesize

    2.7MB

    MD5

    954e547bddf4a06357626c86acf67405

    SHA1

    5471a251c88bc888ea0ea370bd0e04eabc96de8c

    SHA256

    e3e9001f99f25b4426fdd2c5b7853258cf8888fa38a87574bfad5303927489e8

    SHA512

    6c7855b5f0f9091ac964c8de260df224ace10125cba77b6c8a74df5d0372e241f275d6d007c55b4a22e94b26dc26d307c2c7d1d469034167aec33d88ec943235

  • memory/2068-0-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2068-1-0x00000000022D0000-0x0000000002305000-memory.dmp

    Filesize

    212KB

  • memory/2068-2-0x0000000000401000-0x00000000004B8000-memory.dmp

    Filesize

    732KB

  • memory/2068-18-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2136-19-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2136-20-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2136-21-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2136-22-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2136-24-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB

  • memory/2136-30-0x0000000000400000-0x00000000006B2000-memory.dmp

    Filesize

    2.7MB