Overview

overview

10

Static

static

a93ed17c2c...32.exe

windows7_x64

10

a93ed17c2c...32.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    a93ed17c2c3e33f492b26db316abb8a4d32923e03b2387b3076b2e00f7e7d732

  • Size

    3.2MB

  • Sample

    220309-wd4tysebdl

  • MD5

    e33258409be6c2628cd2367ce1263386

  • SHA1

    286a63a65463122c70eb82dadeb3ecca10aa68bc

  • SHA256

    a93ed17c2c3e33f492b26db316abb8a4d32923e03b2387b3076b2e00f7e7d732

  • SHA512

    0a10f5c4421af38785bd8fe672914574994525cfbc489e50c99c6242fead6c2720de4bc105e72db0793565f9b3ce667b28f69c890ae439dad68fab4ee161d5be

Score
10/10
njrathackerevasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

hacker

C2

0.tcp.ngrok.io:18133

Mutex

707b4c9b457e788982fbb6845d3f32eb

Attributes
  • reg_key

    707b4c9b457e788982fbb6845d3f32eb

  • splitter

    |'|'|

Targets

    • Target

      a93ed17c2c3e33f492b26db316abb8a4d32923e03b2387b3076b2e00f7e7d732

    • Size

      3.2MB

    • MD5

      e33258409be6c2628cd2367ce1263386

    • SHA1

      286a63a65463122c70eb82dadeb3ecca10aa68bc

    • SHA256

      a93ed17c2c3e33f492b26db316abb8a4d32923e03b2387b3076b2e00f7e7d732

    • SHA512

      0a10f5c4421af38785bd8fe672914574994525cfbc489e50c99c6242fead6c2720de4bc105e72db0793565f9b3ce667b28f69c890ae439dad68fab4ee161d5be

    Score
    10/10
    njrathackerevasionpersistencesuricatatrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • 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 Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks