Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-05-2024 03:11

General

  • Target

    82dc6c0dc12c825ca08476fedfa43f42_JaffaCakes118.exe

  • Size

    757KB

  • MD5

    82dc6c0dc12c825ca08476fedfa43f42

  • SHA1

    90c4b99fdb3ff907b71a426548116e2e6ec79321

  • SHA256

    9d78c57883aa25677447417536a896c1413eacb101a9956050fd134b01b9424e

  • SHA512

    0dc365e54e1fec5d9465f76ef089ca26aec195d2c5b4eaf7c40ec02957ba278393eb0590b727766bb513251aeecbb36fe2991e95622f0ff5b5a81306b290ab33

  • SSDEEP

    12288:LxmIJQvPkitE4Y1x2S9tKOqqJa9a9WfMD7pbEK6XMr2pQQn+f+60LjW4R3pvlEmp:dmoO8itLix22tKOqqJa9a9WfMD7pbEK8

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

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

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 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).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82dc6c0dc12c825ca08476fedfa43f42_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\82dc6c0dc12c825ca08476fedfa43f42_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Client.exe
      "C:\Client.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Users\Admin\AppData\Local\Temp\WindowsProtect.exe
        "C:\Users\Admin\AppData\Local\Temp\WindowsProtect.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1332
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\WindowsProtect.exe" "WindowsProtect.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          PID:3780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Client.exe

    Filesize

    31KB

    MD5

    5e8b454c4cd7b49bd5750d59070ab23f

    SHA1

    868cf8797330c51a8c1b4a78183ae7751e862be1

    SHA256

    bf167154ea9ec129708d2a9983f1d13ebf7d1c05a51f661f7d32ecc8047d31c2

    SHA512

    787b1f5a00ff513cd8c43bbfde3ff42af08cef71d2de87b68a1fb00ca588344829ca27932864735aa3029fb182fc36e155817e252163aaa87dc465e88cd7f0f3

  • memory/1332-25-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/1332-27-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/1332-29-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/1332-30-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/1332-31-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/4684-11-0x0000000074EA2000-0x0000000074EA3000-memory.dmp

    Filesize

    4KB

  • memory/4684-12-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/4684-13-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/4684-26-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB