Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2024 14:18

General

  • Target

    fc7a1eea4d05a7cad4980f5724f0c30a_JaffaCakes118.exe

  • Size

    46KB

  • MD5

    fc7a1eea4d05a7cad4980f5724f0c30a

  • SHA1

    da5be304a80c79e738dd7b35e221f2349d23a620

  • SHA256

    b260adf79585d2adab17251339114b8a6ceee27694d7c716ee11207988393928

  • SHA512

    ec8aed0ec72e6c04b630e1bef37cd0a0c5e18e1184c3c49cded41a4676bd8696844ad4418b425851c02876b4301bb485251f885854f50a4ac1365bb6f3eff8ff

  • SSDEEP

    768:qqMv+ZW1nRNAzx7SnI1OfoFLhvi0QmIDUu0tiLGj5aH26:zMS2a9RLQVkvjEW6

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • 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 use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc7a1eea4d05a7cad4980f5724f0c30a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc7a1eea4d05a7cad4980f5724f0c30a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2904
    • C:\Users\Admin\AppData\Roaming\WindowsServices.exe
      "C:\Users\Admin\AppData\Roaming\WindowsServices.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4640
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\WindowsServices.exe" "WindowsServices.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    46KB

    MD5

    fc7a1eea4d05a7cad4980f5724f0c30a

    SHA1

    da5be304a80c79e738dd7b35e221f2349d23a620

    SHA256

    b260adf79585d2adab17251339114b8a6ceee27694d7c716ee11207988393928

    SHA512

    ec8aed0ec72e6c04b630e1bef37cd0a0c5e18e1184c3c49cded41a4676bd8696844ad4418b425851c02876b4301bb485251f885854f50a4ac1365bb6f3eff8ff

  • memory/2904-0-0x0000000074652000-0x0000000074653000-memory.dmp

    Filesize

    4KB

  • memory/2904-1-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/2904-2-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/2904-14-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/4640-12-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/4640-15-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/4640-13-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/4640-17-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/4640-18-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB

  • memory/4640-19-0x0000000074650000-0x0000000074C01000-memory.dmp

    Filesize

    5.7MB