General

  • Target

    84e11573ea30648e2384e82f578fa2f3eb9ced4e4e227d6735e4c3fec32e35a4

  • Size

    565KB

  • Sample

    221123-q34mlaaf3z

  • MD5

    2f1e49abe8fbe294a68fc7fcef290e96

  • SHA1

    2afac2bafa7a488d9c0a9bd3e11af0a24156bc5e

  • SHA256

    84e11573ea30648e2384e82f578fa2f3eb9ced4e4e227d6735e4c3fec32e35a4

  • SHA512

    e02903f3780f0bb593f74822e611717e727f723bcdde499dfc5cd76fb4a099c15a3de31a6a52465f92f6bf757b0a21734a4bf0260bb7a43bc92c1e5ea84c8efa

  • SSDEEP

    6144:ePbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9xHbp:2QtqB5urTIoYWBQk1E+VF9mOx9xp

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

steam.user32.com:5552

Mutex

51aa7e07f3bb4f632f1f0fc8c30d101f

Attributes
  • reg_key

    51aa7e07f3bb4f632f1f0fc8c30d101f

  • splitter

    |'|'|

Targets

    • Target

      84e11573ea30648e2384e82f578fa2f3eb9ced4e4e227d6735e4c3fec32e35a4

    • Size

      565KB

    • MD5

      2f1e49abe8fbe294a68fc7fcef290e96

    • SHA1

      2afac2bafa7a488d9c0a9bd3e11af0a24156bc5e

    • SHA256

      84e11573ea30648e2384e82f578fa2f3eb9ced4e4e227d6735e4c3fec32e35a4

    • SHA512

      e02903f3780f0bb593f74822e611717e727f723bcdde499dfc5cd76fb4a099c15a3de31a6a52465f92f6bf757b0a21734a4bf0260bb7a43bc92c1e5ea84c8efa

    • SSDEEP

      6144:ePbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9xHbp:2QtqB5urTIoYWBQk1E+VF9mOx9xp

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Tasks