Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-09-2024 14:19

General

  • Target

    2f82f645f08b8671e14d516865be699caaf85d46604c3f89968454067c22d1edN.exe

  • Size

    539KB

  • MD5

    ab6cad09631f7e2dd5df02d0b260a560

  • SHA1

    0f174a5a3f482616e564448db14dfafee4383d26

  • SHA256

    2f82f645f08b8671e14d516865be699caaf85d46604c3f89968454067c22d1ed

  • SHA512

    bae0fb167802cfceb92f36397220360a49178f8971f99db79139012f0137bf2628fbc9939d2486323da1f2dc59b498ba3e254530269aaec21238d44ecb175bd0

  • SSDEEP

    12288:UTzx0YPX/NqPsG/zfovs0x3wHYlBVEfTNjP6:UT2HPsG/zfJ0x3w4lBmRP6

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

HacKed

C2

185.254.37.137:7788

Mutex

Windows

Attributes
  • reg_key

    Windows

  • splitter

    |-F-|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 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 4 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2f82f645f08b8671e14d516865be699caaf85d46604c3f89968454067c22d1edN.exe
    "C:\Users\Admin\AppData\Local\Temp\2f82f645f08b8671e14d516865be699caaf85d46604c3f89968454067c22d1edN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hQzxwCqLgmHm.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2660
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hQzxwCqLgmHm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD16.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3024
    • C:\Users\Admin\AppData\Local\Temp\2f82f645f08b8671e14d516865be699caaf85d46604c3f89968454067c22d1edN.exe
      "C:\Users\Admin\AppData\Local\Temp\2f82f645f08b8671e14d516865be699caaf85d46604c3f89968454067c22d1edN.exe"
      2⤵
      • Drops startup file
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpDD16.tmp

    Filesize

    1KB

    MD5

    e3326816762a29fef55935d804e35121

    SHA1

    86942e23036edefdd8900fb31279ffa96f001774

    SHA256

    006d49a05aa4d93e3ca0606aecbdc963eb9bd0b557094587820ee06e20ac16d6

    SHA512

    ce65fdf70934fb17c00858410bc60af994046fb95573491400fb29359ea6e02ee24e52512f102665eb9996a00c3105bb62dcc7386ca1e8777f838f0b07b36e7e

  • memory/1436-25-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-23-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-14-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-24-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-16-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-18-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-20-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1436-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2712-6-0x0000000000640000-0x000000000064A000-memory.dmp

    Filesize

    40KB

  • memory/2712-3-0x0000000000630000-0x000000000063E000-memory.dmp

    Filesize

    56KB

  • memory/2712-4-0x000000007441E000-0x000000007441F000-memory.dmp

    Filesize

    4KB

  • memory/2712-0-0x000000007441E000-0x000000007441F000-memory.dmp

    Filesize

    4KB

  • memory/2712-28-0x0000000074410000-0x0000000074AFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2712-1-0x0000000000EC0000-0x0000000000F4C000-memory.dmp

    Filesize

    560KB

  • memory/2712-7-0x0000000004350000-0x000000000439E000-memory.dmp

    Filesize

    312KB

  • memory/2712-2-0x0000000074410000-0x0000000074AFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2712-5-0x0000000074410000-0x0000000074AFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2712-13-0x0000000004F00000-0x0000000004F16000-memory.dmp

    Filesize

    88KB