Overview

overview

10

Static

static

10

06eb3d1ff3...91.exe

windows7_x64

10

06eb3d1ff3...91.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-12-2021 22:47

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General

  • Target

    06eb3d1ff3e1ed7223cf3a1e4b67b591.exe

  • Size

    103KB

  • MD5

    06eb3d1ff3e1ed7223cf3a1e4b67b591

  • SHA1

    dfd5887967a146fee1443b168c5b3a4392a525b0

  • SHA256

    a64f19b56502ea2f64a13ef798bf7f096e45914f047d3565a5f21ca5125c0166

  • SHA512

    96a33f1f46a3638d6252fd79f8848c1a7f89b8ca68ee4b242096edec6005e9203c4a3203731b7ccf11b1d537c1049a7845d959e7707d2add48fa33cece0b563d

Score
10/10
njratdaevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

da

C2

0.tcp.ngrok.io:12926

Mutex

8b37807561dd66634f141ff74bcb62fb

Attributes
  • reg_key

    8b37807561dd66634f141ff74bcb62fb

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06eb3d1ff3e1ed7223cf3a1e4b67b591.exe
    "C:\Users\Admin\AppData\Local\Temp\06eb3d1ff3e1ed7223cf3a1e4b67b591.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
      "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3152
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svhost.exe" "svhost.exe" ENABLE
        3⤵
          PID:1056

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
      MD5

      06eb3d1ff3e1ed7223cf3a1e4b67b591

      SHA1

      dfd5887967a146fee1443b168c5b3a4392a525b0

      SHA256

      a64f19b56502ea2f64a13ef798bf7f096e45914f047d3565a5f21ca5125c0166

      SHA512

      96a33f1f46a3638d6252fd79f8848c1a7f89b8ca68ee4b242096edec6005e9203c4a3203731b7ccf11b1d537c1049a7845d959e7707d2add48fa33cece0b563d

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
      MD5

      06eb3d1ff3e1ed7223cf3a1e4b67b591

      SHA1

      dfd5887967a146fee1443b168c5b3a4392a525b0

      SHA256

      a64f19b56502ea2f64a13ef798bf7f096e45914f047d3565a5f21ca5125c0166

      SHA512

      96a33f1f46a3638d6252fd79f8848c1a7f89b8ca68ee4b242096edec6005e9203c4a3203731b7ccf11b1d537c1049a7845d959e7707d2add48fa33cece0b563d

      Download Submit

    • memory/1056-120-0x0000000000000000-mapping.dmp

      Download

    • memory/2796-115-0x0000000002E70000-0x0000000002E71000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3152-116-0x0000000000000000-mapping.dmp

      Download

    • memory/3152-119-0x0000000001350000-0x000000000149A000-memory.dmp

      Filesize

      1.3MB

      Download