Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 07:56

General

  • Target

    6effb7ad8b4b42bc97ace9c3f1caf5089323493f535304bbcfca5819fdc30106.exe

  • Size

    29KB

  • MD5

    ad8e10d9f64cf0401ddf03a4fbccf81a

  • SHA1

    f4d93422636a55b5f733e986b91543ecf7eefd6a

  • SHA256

    6effb7ad8b4b42bc97ace9c3f1caf5089323493f535304bbcfca5819fdc30106

  • SHA512

    46ef84a2ca2c1250c878d611534e3c86963fe653192144bdc65be4dc53f987d58d8608ef1703204e1fde53eebb7ba36ffbe5754da93fa7340bd0492aa6d89ec7

  • SSDEEP

    768:gi7hoKoGJFNK4A31RehBKh0p29SgRdjp:x7hdKPF6KhG29jdV

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

127.0.0.1:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes
  • reg_key

    5cd8f17f4086744065eb0992a09e05a2

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 behavior: EnumeratesProcesses 39 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6effb7ad8b4b42bc97ace9c3f1caf5089323493f535304bbcfca5819fdc30106.exe
    "C:\Users\Admin\AppData\Local\Temp\6effb7ad8b4b42bc97ace9c3f1caf5089323493f535304bbcfca5819fdc30106.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2584
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2372
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\Trojan.exe

    Filesize

    29KB

    MD5

    ad8e10d9f64cf0401ddf03a4fbccf81a

    SHA1

    f4d93422636a55b5f733e986b91543ecf7eefd6a

    SHA256

    6effb7ad8b4b42bc97ace9c3f1caf5089323493f535304bbcfca5819fdc30106

    SHA512

    46ef84a2ca2c1250c878d611534e3c86963fe653192144bdc65be4dc53f987d58d8608ef1703204e1fde53eebb7ba36ffbe5754da93fa7340bd0492aa6d89ec7

  • memory/2372-11-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

  • memory/2372-12-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

  • memory/2372-13-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

  • memory/2584-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp

    Filesize

    4KB

  • memory/2584-1-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

  • memory/2584-2-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

  • memory/2584-10-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB