Overview

overview

10

Static

static

c39d3e6cc6...a1.exe

windows7_x64

10

c39d3e6cc6...a1.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    14-12-2020 16:26

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General

  • Target

    c39d3e6cc6336562fed7fe6f1d4f05a1.exe

  • Size

    221KB

  • MD5

    c39d3e6cc6336562fed7fe6f1d4f05a1

  • SHA1

    bce78fe671213b28f7ef11d992decac9bb8f9037

  • SHA256

    ee8671c0d32759c62ef7aa0b4025fcebdf5409619dd280b9e4db59f01d9a4e30

  • SHA512

    3cd0be68ec7b699a5addb197e7423e6318f65658aedcd90fefe445fcaa6c8fd4a2b6532c60c81a78d958fd73500d57c1ded1f43795c4d7f0c0077d837a81bf39

Score
10/10
njrathackkedevasiontrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HackKed

C2

173.225.115.68:5353

Mutex

f2f557f71c86cd14f7ea630d1c319240

Attributes
  • reg_key

    f2f557f71c86cd14f7ea630d1c319240

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c39d3e6cc6336562fed7fe6f1d4f05a1.exe
    "C:\Users\Admin\AppData\Local\Temp\c39d3e6cc6336562fed7fe6f1d4f05a1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:736
    • C:\Users\Admin\AppData\Local\Temp\microsoft.exe
      "C:\Users\Admin\AppData\Local\Temp\microsoft.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:820
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\microsoft.exe" "microsoft.exe" ENABLE
        3⤵
          PID:1196

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Modify Existing Service

    1
    T1031

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

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

      c39d3e6cc6336562fed7fe6f1d4f05a1

      SHA1

      bce78fe671213b28f7ef11d992decac9bb8f9037

      SHA256

      ee8671c0d32759c62ef7aa0b4025fcebdf5409619dd280b9e4db59f01d9a4e30

      SHA512

      3cd0be68ec7b699a5addb197e7423e6318f65658aedcd90fefe445fcaa6c8fd4a2b6532c60c81a78d958fd73500d57c1ded1f43795c4d7f0c0077d837a81bf39

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\microsoft.exe
      MD5

      c39d3e6cc6336562fed7fe6f1d4f05a1

      SHA1

      bce78fe671213b28f7ef11d992decac9bb8f9037

      SHA256

      ee8671c0d32759c62ef7aa0b4025fcebdf5409619dd280b9e4db59f01d9a4e30

      SHA512

      3cd0be68ec7b699a5addb197e7423e6318f65658aedcd90fefe445fcaa6c8fd4a2b6532c60c81a78d958fd73500d57c1ded1f43795c4d7f0c0077d837a81bf39

      Download Submit
    • \Users\Admin\AppData\Local\Temp\microsoft.exe
      MD5

      c39d3e6cc6336562fed7fe6f1d4f05a1

      SHA1

      bce78fe671213b28f7ef11d992decac9bb8f9037

      SHA256

      ee8671c0d32759c62ef7aa0b4025fcebdf5409619dd280b9e4db59f01d9a4e30

      SHA512

      3cd0be68ec7b699a5addb197e7423e6318f65658aedcd90fefe445fcaa6c8fd4a2b6532c60c81a78d958fd73500d57c1ded1f43795c4d7f0c0077d837a81bf39

      Download Submit
    • memory/820-3-0x0000000000000000-mapping.dmp
      Download
    • memory/1196-6-0x0000000000000000-mapping.dmp
      Download