Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 02:58

General

  • Target

    6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe

  • Size

    55KB

  • MD5

    5c3d5da03554ca31fcc35d3ee1e967d8

  • SHA1

    9fb31b712fedbeb58fe43a15321a19d56835c970

  • SHA256

    6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0

  • SHA512

    9ef2b911416f53796d84f5237c4a0136f2cf802f2f469d43d6b182f887bddba81fb36fcc2ed79e1456c4eb21fc9cb1bdc015e4b2ef788952250a05a0ac34b505

  • SSDEEP

    1536:tzpMDnE4uNRty4XXzdhDmwsNMDAXExI3pm/m:bMDnlYk4XxhDmwsNMDAXExI3pm

Malware Config

Extracted

Family

njrat

Version

<- NjRAT 0.7d Horror Edition ->

Botnet

Victim

C2

area-paid.gl.at.ply.gg:37212

Mutex

59211d537036a82f5e7ec159326cddf1

Attributes
  • reg_key

    59211d537036a82f5e7ec159326cddf1

  • splitter

    Y262SUCZ4UJJ

Signatures

  • Njrat family
  • UAC bypass 3 TTPs 1 IoCs
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe
    "C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:1012
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /delete /tn CleanSweepCheck /f
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1908
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc minute /mo 1 /tn CleanSweepCheck /tr C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2108
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\Windows\SysWOW64\reg.exe
        reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • UAC bypass
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:1804
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {1A82AB5E-8FD9-47B3-A68E-688D4DF2CFFD} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe
      C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2160
    • C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe
      C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0.exe

    Filesize

    55KB

    MD5

    5c3d5da03554ca31fcc35d3ee1e967d8

    SHA1

    9fb31b712fedbeb58fe43a15321a19d56835c970

    SHA256

    6b9a569e08e67121fce97dc7aadd0286ce29a1858d5b551c2f5133bd65e9e2a0

    SHA512

    9ef2b911416f53796d84f5237c4a0136f2cf802f2f469d43d6b182f887bddba81fb36fcc2ed79e1456c4eb21fc9cb1bdc015e4b2ef788952250a05a0ac34b505

  • memory/1964-0-0x00000000740A1000-0x00000000740A2000-memory.dmp

    Filesize

    4KB

  • memory/1964-1-0x00000000740A0000-0x000000007464B000-memory.dmp

    Filesize

    5.7MB

  • memory/1964-2-0x00000000740A0000-0x000000007464B000-memory.dmp

    Filesize

    5.7MB

  • memory/1964-3-0x00000000740A0000-0x000000007464B000-memory.dmp

    Filesize

    5.7MB

  • memory/1964-4-0x00000000740A0000-0x000000007464B000-memory.dmp

    Filesize

    5.7MB