Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://oxy.st/d/ZHMh

windows10-2004-x64

10

Sharing

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General

  • Target

    https://oxy.st/d/ZHMh

  • Sample

    240413-tqc6naeg59

Score
10/10
njratumbralhackedevasionpersistencespywarestealertrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

having-jackson.gl.at.ply.gg:56522

Mutex

7c148ac38012fc3caa04b1bbe75feba0

Attributes
  • reg_key

    7c148ac38012fc3caa04b1bbe75feba0

  • splitter

    |'|'|

Targets

    • Target

      https://oxy.st/d/ZHMh

    Score
    10/10
    njratumbralhackedevasionpersistencespywarestealertrojan

    • Detect Umbral payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

      stealerumbral

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks