Overview

overview

10

Static

static

10

mal.exe

windows7-x64

10

mal.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    mal.bin

  • Size

    37KB

  • Sample

    241016-g1gklswglg

  • MD5

    1a89a94b9f8b3e9e12009ce905a6afd7

  • SHA1

    18bf661911a93377ada5902ebc581e535f798bd3

  • SHA256

    f75a78bbb8b9fec7151cda7ddfe71f05a83828a202b7fb3278840491c775212d

  • SHA512

    2b6f7138875dcad65761294b43fde006980efeded9264e11c2d8ee5131c61ec6d4d8ef48cdf5b3c649c32712e255442a0c4d1be572bb9141a9f383b7181bd950

  • SSDEEP

    384:767DUiSOL1G5k2gyk/Q0flq/Mst+xWrAF+rMRTyN/0L+EcoinblneHQM3epzXUAH:+7v32bk/Q0oEst+ArM+rMRa8NuuAdt

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

45.141.26.54:1337

Mutex

619caaa21abeda3dd8c1c8d9779b2992

Attributes
  • reg_key

    619caaa21abeda3dd8c1c8d9779b2992

  • splitter

    |'|'|

Targets

    • Target

      mal.bin

    • Size

      37KB

    • MD5

      1a89a94b9f8b3e9e12009ce905a6afd7

    • SHA1

      18bf661911a93377ada5902ebc581e535f798bd3

    • SHA256

      f75a78bbb8b9fec7151cda7ddfe71f05a83828a202b7fb3278840491c775212d

    • SHA512

      2b6f7138875dcad65761294b43fde006980efeded9264e11c2d8ee5131c61ec6d4d8ef48cdf5b3c649c32712e255442a0c4d1be572bb9141a9f383b7181bd950

    • SSDEEP

      384:767DUiSOL1G5k2gyk/Q0flq/Mst+xWrAF+rMRTyN/0L+EcoinblneHQM3epzXUAH:+7v32bk/Q0oEst+ArM+rMRa8NuuAdt

    Score
    10/10
    njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Tasks