Overview

overview

10

Static

static

10

17b67f286f...1N.exe

windows7-x64

10

17b67f286f...1N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    17b67f286ffe87085d66b07f00e56c12549a09fb8d3f275562a73312cb9b0191N.exe

  • Size

    23KB

  • Sample

    241217-3qcdsstrdn

  • MD5

    131051ebc146a5fa713e37544b36e2d0

  • SHA1

    3d9f5143eb51373b8adc2599ba6f20420e52819d

  • SHA256

    17b67f286ffe87085d66b07f00e56c12549a09fb8d3f275562a73312cb9b0191

  • SHA512

    a103a9bfc8f9f9e3dd4986f613baae33592f5fd17581dab55084a837bc60625fa387def515a1e74bb49c5ca088f4343d210f17778e542fffeeb7a2ab05da671f

  • SSDEEP

    384:ZMKyOkBkRbohza8yuTUt7u06zgV4a5pzomRvR6JZlbw8hqIusZzZr3r:y/YI1T0RpcnuAr

Score
10/10
njratkakadiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

kaka

C2

chakala.no-ip.biz:5552

Mutex

4c7549b66a934af47e80f87411139e0a

Attributes
  • reg_key

    4c7549b66a934af47e80f87411139e0a

  • splitter

    |'|'|

Targets

    • Target

      17b67f286ffe87085d66b07f00e56c12549a09fb8d3f275562a73312cb9b0191N.exe

    • Size

      23KB

    • MD5

      131051ebc146a5fa713e37544b36e2d0

    • SHA1

      3d9f5143eb51373b8adc2599ba6f20420e52819d

    • SHA256

      17b67f286ffe87085d66b07f00e56c12549a09fb8d3f275562a73312cb9b0191

    • SHA512

      a103a9bfc8f9f9e3dd4986f613baae33592f5fd17581dab55084a837bc60625fa387def515a1e74bb49c5ca088f4343d210f17778e542fffeeb7a2ab05da671f

    • SSDEEP

      384:ZMKyOkBkRbohza8yuTUt7u06zgV4a5pzomRvR6JZlbw8hqIusZzZr3r:y/YI1T0RpcnuAr

    Score
    10/10
    njratkakadiscoveryevasionpersistenceprivilege_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
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

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

Collection

Command and Control

Exfiltration

Impact

Tasks