Overview

overview

10

Static

static

3

f601a9e75b...eN.exe

windows7-x64

10

f601a9e75b...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f601a9e75b67f9b1995c46e786287ea79248a3bb802bf8cd7b85470cd0b3d55eN.exe

  • Size

    122KB

  • Sample

    250121-jlmt7atlek

  • MD5

    7fa5f43423a7ea200a2d318b06448060

  • SHA1

    d9b2459289e388505c90640b6deda284e05dee77

  • SHA256

    f601a9e75b67f9b1995c46e786287ea79248a3bb802bf8cd7b85470cd0b3d55e

  • SHA512

    3682d839ce2ca84e48308a865bf64e5e80ac6e3b7639aebb5770eeae4ccec51fe9b408f2e5b0ec9b144b1207d2015b472d7edd4e22e0397af7ee78cb692f6ac4

  • SSDEEP

    3072:EN5KHLqKWqxOaxGM4RDvn1vnTSQW7mrYaeZMFiC7vvf2Q9WlfPmiBq4eHGjTqyIR:C5KHLqAUaxGM4RDvn1VWSrYaeZMFiC7V

Score
10/10
njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      f601a9e75b67f9b1995c46e786287ea79248a3bb802bf8cd7b85470cd0b3d55eN.exe

    • Size

      122KB

    • MD5

      7fa5f43423a7ea200a2d318b06448060

    • SHA1

      d9b2459289e388505c90640b6deda284e05dee77

    • SHA256

      f601a9e75b67f9b1995c46e786287ea79248a3bb802bf8cd7b85470cd0b3d55e

    • SHA512

      3682d839ce2ca84e48308a865bf64e5e80ac6e3b7639aebb5770eeae4ccec51fe9b408f2e5b0ec9b144b1207d2015b472d7edd4e22e0397af7ee78cb692f6ac4

    • SSDEEP

      3072:EN5KHLqKWqxOaxGM4RDvn1vnTSQW7mrYaeZMFiC7vvf2Q9WlfPmiBq4eHGjTqyIR:C5KHLqAUaxGM4RDvn1VWSrYaeZMFiC7V

    Score
    10/10
    njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      defense_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