Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-09-2024 01:08

General

  • Target

    d9578bd7fed550caca103c1a616a78c6_JaffaCakes118.exe

  • Size

    37KB

  • MD5

    d9578bd7fed550caca103c1a616a78c6

  • SHA1

    27904628fe5c6f10dab7974c435c98ec19208ff4

  • SHA256

    1387408972d7d8c9025568a49ac858ec129045cf00b921a0d5bb650e10a4b515

  • SHA512

    92249ece1a3627249e6bf21bef7994afba6e9a896441aa488cc0304e410d6c4e346a164cd7506ce4cb5a4c30532a771d729b2ba3428163cc6b574cf3b526af49

  • SSDEEP

    384:Ie1gck9sgwi+jx3+j/NSysz6eEPLS3mM+zrAF+rMRTyN/0L+EcoinblneHQM3epV:F1HkWhCNhsz6eE+WMQrM+rMRa8NuTNt

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9578bd7fed550caca103c1a616a78c6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d9578bd7fed550caca103c1a616a78c6_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Roaming\test.exe
      "C:\Users\Admin\AppData\Roaming\test.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4040
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\test.exe" "test.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:5028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\test.exe

    Filesize

    37KB

    MD5

    d9578bd7fed550caca103c1a616a78c6

    SHA1

    27904628fe5c6f10dab7974c435c98ec19208ff4

    SHA256

    1387408972d7d8c9025568a49ac858ec129045cf00b921a0d5bb650e10a4b515

    SHA512

    92249ece1a3627249e6bf21bef7994afba6e9a896441aa488cc0304e410d6c4e346a164cd7506ce4cb5a4c30532a771d729b2ba3428163cc6b574cf3b526af49

  • memory/1680-0-0x0000000075242000-0x0000000075243000-memory.dmp

    Filesize

    4KB

  • memory/1680-1-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/1680-2-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/1680-13-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-14-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-15-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-12-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-17-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-18-0x0000000075240000-0x00000000757F1000-memory.dmp

    Filesize

    5.7MB