Analysis

  • max time kernel
    119s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-09-2024 22:57

General

  • Target

    22c414717d5b78de8a7b68c26c1bf2e0N.exe

  • Size

    23KB

  • MD5

    22c414717d5b78de8a7b68c26c1bf2e0

  • SHA1

    9c652c7104da124b13eb0f4911950150af0ba80e

  • SHA256

    efc73f5afdfe6773572c4c4fa2e2ac2936af2296b54726e3aa140f1f54b3e612

  • SHA512

    2171efd410fde033180b980fc50edcdf01405e1b76f8a6f2b8f3974367af3e9571937a4bb86d9d311d356441e5def8c5c419959c67e05328cf65a065ac0cc7bb

  • SSDEEP

    384:/oWtkEwn65rgjAsGipk55D16xgXakhbZD0mRvR6JZlbw8hqIusZzZIH:Y7O89p2rRpcnuJ

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
  • 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 use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:4188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\server.exe

    Filesize

    23KB

    MD5

    22c414717d5b78de8a7b68c26c1bf2e0

    SHA1

    9c652c7104da124b13eb0f4911950150af0ba80e

    SHA256

    efc73f5afdfe6773572c4c4fa2e2ac2936af2296b54726e3aa140f1f54b3e612

    SHA512

    2171efd410fde033180b980fc50edcdf01405e1b76f8a6f2b8f3974367af3e9571937a4bb86d9d311d356441e5def8c5c419959c67e05328cf65a065ac0cc7bb

  • memory/1524-0-0x0000000074722000-0x0000000074723000-memory.dmp

    Filesize

    4KB

  • memory/1524-1-0x0000000074720000-0x0000000074CD1000-memory.dmp

    Filesize

    5.7MB

  • memory/1524-2-0x0000000074720000-0x0000000074CD1000-memory.dmp

    Filesize

    5.7MB

  • memory/1524-12-0x0000000074720000-0x0000000074CD1000-memory.dmp

    Filesize

    5.7MB

  • memory/3040-13-0x0000000074720000-0x0000000074CD1000-memory.dmp

    Filesize

    5.7MB

  • memory/3040-14-0x0000000074720000-0x0000000074CD1000-memory.dmp

    Filesize

    5.7MB

  • memory/3040-15-0x0000000074720000-0x0000000074CD1000-memory.dmp

    Filesize

    5.7MB