Analysis

  • max time kernel
    140s
  • 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, 08:21

General

  • Target

    f5962d64a5fc7cfaef2a2bae65e31e8e_JaffaCakes118.exe

  • Size

    268KB

  • MD5

    f5962d64a5fc7cfaef2a2bae65e31e8e

  • SHA1

    bec37bea360230a3b30ffc85a2faa62ae063e90b

  • SHA256

    1718911221f1038b6e586bf23328476f315a0820a614aceacf4df6676238c883

  • SHA512

    4d0b476ef4f9f787ab88ea23e8ccf961aa4ff1cc7b8d60b8b4dbea9a12b57051aded8b8710105402555886e3e6e29e859b876cebe76736f10b4a68b0d9563abf

  • SSDEEP

    6144:7WXreNuCgQL0zir3dBQd130y9ZT8XrQ+mDgwkSbRUaxlePzQQG0m7iF:7SreNvBQdJ0A58XrQcwkcUaxIPzQQuO

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5962d64a5fc7cfaef2a2bae65e31e8e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f5962d64a5fc7cfaef2a2bae65e31e8e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3548
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 3548 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\f5962d64a5fc7cfaef2a2bae65e31e8e_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\fgavfju.exe -f
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:452
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 3548
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:324
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4512
      • C:\Users\Admin\AppData\Local\fgavfju.exe
        C:\Users\Admin\AppData\Local\fgavfju.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2224

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\fgavfju.exe

    Filesize

    268KB

    MD5

    f5962d64a5fc7cfaef2a2bae65e31e8e

    SHA1

    bec37bea360230a3b30ffc85a2faa62ae063e90b

    SHA256

    1718911221f1038b6e586bf23328476f315a0820a614aceacf4df6676238c883

    SHA512

    4d0b476ef4f9f787ab88ea23e8ccf961aa4ff1cc7b8d60b8b4dbea9a12b57051aded8b8710105402555886e3e6e29e859b876cebe76736f10b4a68b0d9563abf

  • memory/2224-24-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-28-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-39-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-37-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-35-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-33-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-30-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-12-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-16-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-21-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-14-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-19-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-15-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-22-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/2224-26-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/3548-0-0x00000000001A0000-0x00000000001A1000-memory.dmp

    Filesize

    4KB

  • memory/3548-4-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/3548-1-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/3548-7-0x0000000001001000-0x00000000010C0000-memory.dmp

    Filesize

    764KB

  • memory/3548-8-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/3548-3-0x0000000001000000-0x00000000010CD000-memory.dmp

    Filesize

    820KB

  • memory/3548-2-0x0000000001001000-0x00000000010C0000-memory.dmp

    Filesize

    764KB