Overview

overview

10

Static

static

10

c9d944e5b3...38.exe

windows7-x64

10

c9d944e5b3...38.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    195s
  • max time network
    215s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:18

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General

  • Target

    c9d944e5b381ba0475b88d52fa96b9d2690bbd3fa260aa24148625f024f2fc38.exe

  • Size

    29KB

  • MD5

    37c960b09fd5281ea1d11e799d98d5f0

  • SHA1

    a33c6a07b4c38e0bf9850b501fd578292fe9bfe0

  • SHA256

    c9d944e5b381ba0475b88d52fa96b9d2690bbd3fa260aa24148625f024f2fc38

  • SHA512

    21cdf8680b7eb9518fc58aa9d55452cd549edc08790964da843986ed260afdcbf296061dfa0eb8f0e83122269c8786a5aa02d319e878327174e92165b0c8b478

  • SSDEEP

    768:xUi71MHaSf0gsHwqIXeyBKh0p29SgR5H:x71miQBjKhG29j5H

Score
10/10
njratصالح كوباني vpnevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

صالح كوباني vpn

C2

freepage.sytes.net:1999

Mutex

d5a38e9b5f206c41f8851bf04a251d26

Attributes
  • reg_key

    d5a38e9b5f206c41f8851bf04a251d26

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9d944e5b381ba0475b88d52fa96b9d2690bbd3fa260aa24148625f024f2fc38.exe
    "C:\Users\Admin\AppData\Local\Temp\c9d944e5b381ba0475b88d52fa96b9d2690bbd3fa260aa24148625f024f2fc38.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Users\Admin\AppData\Local\Temp\chrome.exe
      "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4840
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:2948

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

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

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

    29KB

    MD5

    37c960b09fd5281ea1d11e799d98d5f0

    SHA1

    a33c6a07b4c38e0bf9850b501fd578292fe9bfe0

    SHA256

    c9d944e5b381ba0475b88d52fa96b9d2690bbd3fa260aa24148625f024f2fc38

    SHA512

    21cdf8680b7eb9518fc58aa9d55452cd549edc08790964da843986ed260afdcbf296061dfa0eb8f0e83122269c8786a5aa02d319e878327174e92165b0c8b478

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

    29KB

    MD5

    37c960b09fd5281ea1d11e799d98d5f0

    SHA1

    a33c6a07b4c38e0bf9850b501fd578292fe9bfe0

    SHA256

    c9d944e5b381ba0475b88d52fa96b9d2690bbd3fa260aa24148625f024f2fc38

    SHA512

    21cdf8680b7eb9518fc58aa9d55452cd549edc08790964da843986ed260afdcbf296061dfa0eb8f0e83122269c8786a5aa02d319e878327174e92165b0c8b478

    Download Submit
  • memory/2948-137-0x0000000000000000-mapping.dmp
    Download
  • memory/4840-133-0x0000000000000000-mapping.dmp
    Download
  • memory/4840-138-0x0000000074650000-0x0000000074C01000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4840-139-0x0000000074650000-0x0000000074C01000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/5112-132-0x0000000074650000-0x0000000074C01000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/5112-136-0x0000000074650000-0x0000000074C01000-memory.dmp
    Filesize

    5.7MB

    Download