Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-05-2024 14:17

General

  • Target

    405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe

  • Size

    77KB

  • MD5

    721ce91db1511b614eda698111dcd68c

  • SHA1

    34a5ef03e4fe55a3afbd59b08f60c3625d9788bc

  • SHA256

    405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f

  • SHA512

    72de4cbd417bd85a1bc78ed82656e985190644a34707377d7b1c473f2ead4d6f64599963f93b0ab224fdbb8000959555309d33080ecdedaea6d5140e8f758d44

  • SSDEEP

    1536:LgMXVCT+m0yMVABCafXAbfuLbqp0pAUg0In2aKp+cyf8FIvy5hLy5y7OW8DtbNyg:0oIT+m0xVABCafXAbWLbqp0pAUg0Y2aN

Score
10/10

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.

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

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

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe
    "C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:388
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    77KB

    MD5

    721ce91db1511b614eda698111dcd68c

    SHA1

    34a5ef03e4fe55a3afbd59b08f60c3625d9788bc

    SHA256

    405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f

    SHA512

    72de4cbd417bd85a1bc78ed82656e985190644a34707377d7b1c473f2ead4d6f64599963f93b0ab224fdbb8000959555309d33080ecdedaea6d5140e8f758d44

  • memory/388-16-0x0000000075330000-0x00000000758E1000-memory.dmp

    Filesize

    5.7MB

  • memory/388-17-0x0000000075330000-0x00000000758E1000-memory.dmp

    Filesize

    5.7MB

  • memory/912-0-0x0000000075332000-0x0000000075333000-memory.dmp

    Filesize

    4KB

  • memory/912-1-0x0000000075330000-0x00000000758E1000-memory.dmp

    Filesize

    5.7MB

  • memory/912-2-0x0000000075330000-0x00000000758E1000-memory.dmp

    Filesize

    5.7MB

  • memory/912-15-0x0000000075330000-0x00000000758E1000-memory.dmp

    Filesize

    5.7MB