Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://workupload.c...

windows11-21h2-x64

10

Sharing

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General

  • Target

    https://workupload.com/start/EjU5zCSn4q2

  • Sample

    241116-sgt75sydkf

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationpyinstallertrojan

Malware Config

Targets

    • Target

      https://workupload.com/start/EjU5zCSn4q2

    Score
    10/10
    njratdiscoveryevasionpersistenceprivilege_escalationpyinstallertrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Contacts a large (4701) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Modifies Windows Firewall

      evasion

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    behavioral1

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

Browser Information Discovery

1
T1217

Network Service Discovery

2
T1046

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

Web Service

1
T1102

Exfiltration

Impact

Tasks