Overview

overview

10

Static

static

10

4638b59fa7...ec.exe

windows7-x64

10

4638b59fa7...ec.exe

windows10-2004-x64

8

Sharing

Copy URL
Twitter E-mail

General

  • Target

    4638b59fa78b904822efb4ff8b4f385b40f49274f4c26eae0e7e246a372ecfec

  • Size

    212KB

  • Sample

    241217-12exys1lcq

  • MD5

    fbda28e2485a2eb1f2f9fa74ac9930a4

  • SHA1

    28cbb5ad506e9b59ce95444a04b54db4e85b55da

  • SHA256

    4638b59fa78b904822efb4ff8b4f385b40f49274f4c26eae0e7e246a372ecfec

  • SHA512

    ada222650ee257053b2e767f93d5b36f8f8cb0a95d64706f7e2c9c7dd402822020f6d474570294c31965181dad561c05164a262823fac3a654913d801fc06bea

  • SSDEEP

    1536:e72n8wiGoeA+gRJNR/iWjxABUDQdiltq7ll9mhig+4PUPcHJ4OAI9ntxQLqE8a:e728wT6+yJr/W76Fxjphtg

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

90.188.9.30:80

Mutex

8be188054a9ab6b55d511cab5b851af9

Attributes
  • reg_key

    8be188054a9ab6b55d511cab5b851af9

  • splitter

    |'|'|

Targets

    • Target

      4638b59fa78b904822efb4ff8b4f385b40f49274f4c26eae0e7e246a372ecfec

    • Size

      212KB

    • MD5

      fbda28e2485a2eb1f2f9fa74ac9930a4

    • SHA1

      28cbb5ad506e9b59ce95444a04b54db4e85b55da

    • SHA256

      4638b59fa78b904822efb4ff8b4f385b40f49274f4c26eae0e7e246a372ecfec

    • SHA512

      ada222650ee257053b2e767f93d5b36f8f8cb0a95d64706f7e2c9c7dd402822020f6d474570294c31965181dad561c05164a262823fac3a654913d801fc06bea

    • SSDEEP

      1536:e72n8wiGoeA+gRJNR/iWjxABUDQdiltq7ll9mhig+4PUPcHJ4OAI9ntxQLqE8a:e728wT6+yJr/W76Fxjphtg

    Score
    10/10
    njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • 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