Overview

overview

10

Static

static

3

4ec101b6da...71.exe

windows7-x64

10

4ec101b6da...71.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    4ec101b6dab91b614add947231a13c7aac3ab4aab435d21526e4a617352d1871

  • Size

    592KB

  • Sample

    250124-3ng69svkbw

  • MD5

    080ee44ce7177a12b721893a83ca33e3

  • SHA1

    3e0dbf3a0eb29aa12bd8219839da9528614b8dac

  • SHA256

    4ec101b6dab91b614add947231a13c7aac3ab4aab435d21526e4a617352d1871

  • SHA512

    ee63b1b3a0195e8d292f66c925ad9c4743a14cc130faac6f56cb2d7b30ed9a3c1fd2021e40adb298ed0075a56cea7ac3267011073b9b73c23608be906e2d7afe

  • SSDEEP

    12288:I2ry2AV+JpMUd+9VRvB0WgqvgVtpcbpQsc5FyHi7KdyanL1MppFrcNplW50yTFyP:msJdQH70WgqvQMbc5Idyan+pbCb

Score
10/10
njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      4ec101b6dab91b614add947231a13c7aac3ab4aab435d21526e4a617352d1871

    • Size

      592KB

    • MD5

      080ee44ce7177a12b721893a83ca33e3

    • SHA1

      3e0dbf3a0eb29aa12bd8219839da9528614b8dac

    • SHA256

      4ec101b6dab91b614add947231a13c7aac3ab4aab435d21526e4a617352d1871

    • SHA512

      ee63b1b3a0195e8d292f66c925ad9c4743a14cc130faac6f56cb2d7b30ed9a3c1fd2021e40adb298ed0075a56cea7ac3267011073b9b73c23608be906e2d7afe

    • SSDEEP

      12288:I2ry2AV+JpMUd+9VRvB0WgqvgVtpcbpQsc5FyHi7KdyanL1MppFrcNplW50yTFyP:msJdQH70WgqvQMbc5Idyan+pbCb

    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.

    • 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