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
    17-09-2024 04:42

General

  • Target

    NoThreatDetected-3fd059f263feb7754510c0dbca0c5353b99c3624b7596561654f4d70e174758bN.exe

  • Size

    82KB

  • MD5

    dbe15b7f4f7808944b263ac56f24f590

  • SHA1

    49624e804cc2a4e623bb0bfdefc6f3b17ea6adb5

  • SHA256

    3fd059f263feb7754510c0dbca0c5353b99c3624b7596561654f4d70e174758b

  • SHA512

    f4477401464bdbc7b5f68d2bee36d57599368cf3d09944e6fdbe129ea64e1893a546d4b772eb19eb49e87b80d941aa143d3b86360453daa301f99eaf777ab9e5

  • SSDEEP

    1536:e9jD3SrB4fL5SXHBO4tza9oNqOA3Olexq:elitkLmIEzCoNqRhq

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed 2025

C2

chipo.publicvm.com:1177

Mutex

61bdc0e17a9f9215df162e0317b9e135

Attributes
  • reg_key

    61bdc0e17a9f9215df162e0317b9e135

  • splitter

    |'|'|

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.

  • Drops startup file 2 IoCs
  • 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.

  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NoThreatDetected-3fd059f263feb7754510c0dbca0c5353b99c3624b7596561654f4d70e174758bN.exe
    "C:\Users\Admin\AppData\Local\Temp\NoThreatDetected-3fd059f263feb7754510c0dbca0c5353b99c3624b7596561654f4d70e174758bN.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Users\Admin\AppData\Local\Temp\chrome.exe
      "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3028
      • C:\Windows\SYSTEM32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:4076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    82KB

    MD5

    dbe15b7f4f7808944b263ac56f24f590

    SHA1

    49624e804cc2a4e623bb0bfdefc6f3b17ea6adb5

    SHA256

    3fd059f263feb7754510c0dbca0c5353b99c3624b7596561654f4d70e174758b

    SHA512

    f4477401464bdbc7b5f68d2bee36d57599368cf3d09944e6fdbe129ea64e1893a546d4b772eb19eb49e87b80d941aa143d3b86360453daa301f99eaf777ab9e5

  • memory/3028-25-0x00007FF89E6C0000-0x00007FF89F061000-memory.dmp

    Filesize

    9.6MB

  • memory/3028-24-0x0000000000AD0000-0x0000000000AD8000-memory.dmp

    Filesize

    32KB

  • memory/3028-23-0x000000001C020000-0x000000001C0BC000-memory.dmp

    Filesize

    624KB

  • memory/3028-21-0x00007FF89E6C0000-0x00007FF89F061000-memory.dmp

    Filesize

    9.6MB

  • memory/3028-20-0x00007FF89E6C0000-0x00007FF89F061000-memory.dmp

    Filesize

    9.6MB

  • memory/4876-6-0x000000001C4F0000-0x000000001C9BE000-memory.dmp

    Filesize

    4.8MB

  • memory/4876-0-0x00007FF89E975000-0x00007FF89E976000-memory.dmp

    Filesize

    4KB

  • memory/4876-5-0x000000001BF70000-0x000000001C016000-memory.dmp

    Filesize

    664KB

  • memory/4876-19-0x00007FF89E6C0000-0x00007FF89F061000-memory.dmp

    Filesize

    9.6MB

  • memory/4876-4-0x00000000014A0000-0x00000000014AC000-memory.dmp

    Filesize

    48KB

  • memory/4876-3-0x00007FF89E6C0000-0x00007FF89F061000-memory.dmp

    Filesize

    9.6MB

  • memory/4876-2-0x00000000014F0000-0x00000000014F6000-memory.dmp

    Filesize

    24KB

  • memory/4876-1-0x00007FF89E6C0000-0x00007FF89F061000-memory.dmp

    Filesize

    9.6MB