Overview

overview

10

Static

static

XbBhbN00.exe

windows7_x64

10

XbBhbN00.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-11-2020 03:59

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General

  • Target

    XbBhbN00.exe

  • Size

    23KB

  • MD5

    037073f4657e7e473b426c45d705d241

  • SHA1

    8456fbe243bccbb49fe0a439e408a8d0a38f06aa

  • SHA256

    b5b78583e407d9c540c726147375c5e7f782196e7b0f96db5e5009081180f9ca

  • SHA512

    f857b7fb5101fb3f978291932f258d5a8b30f4fd00faa5c496369458278b4c53d7360adbe1e0a0ef33cd04d5c7325eb1a9b07c37896959d587e9d99f768a5e96

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

103.231.222.39:6002

Mutex

a73a0b3b1068cf8f0971852e1357f99f

Attributes
  • reg_key

    a73a0b3b1068cf8f0971852e1357f99f

  • 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 use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\XbBhbN00.exe
    "C:\Users\Admin\AppData\Local\Temp\XbBhbN00.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Users\Admin\AppData\Local\Temp\1.exe
      "C:\Users\Admin\AppData\Local\Temp\1.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\1.exe" "1.exe" ENABLE
        3⤵
          PID:1560

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    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\1.exe
      MD5

      037073f4657e7e473b426c45d705d241

      SHA1

      8456fbe243bccbb49fe0a439e408a8d0a38f06aa

      SHA256

      b5b78583e407d9c540c726147375c5e7f782196e7b0f96db5e5009081180f9ca

      SHA512

      f857b7fb5101fb3f978291932f258d5a8b30f4fd00faa5c496369458278b4c53d7360adbe1e0a0ef33cd04d5c7325eb1a9b07c37896959d587e9d99f768a5e96

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\1.exe
      MD5

      037073f4657e7e473b426c45d705d241

      SHA1

      8456fbe243bccbb49fe0a439e408a8d0a38f06aa

      SHA256

      b5b78583e407d9c540c726147375c5e7f782196e7b0f96db5e5009081180f9ca

      SHA512

      f857b7fb5101fb3f978291932f258d5a8b30f4fd00faa5c496369458278b4c53d7360adbe1e0a0ef33cd04d5c7325eb1a9b07c37896959d587e9d99f768a5e96

      Download Submit
    • memory/1560-3-0x0000000000000000-mapping.dmp
      Download
    • memory/2864-0-0x0000000000000000-mapping.dmp
      Download