Overview

overview

10

Static

static

1

URLScan

urlscan

https://github.com/A...

windows11-21h2-x64

10

Sharing

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General

  • Target

    https://github.com/AtomTools/Multi-tools

  • Sample

    241002-vv4d3sxhjl

Score
10/10
jigsawdiscoveryexecutionpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      https://github.com/AtomTools/Multi-tools

    Score
    10/10
    jigsawdiscoveryexecutionpersistenceransomwarespywarestealer

    • Jigsaw Ransomware

      Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.

      ransomwarejigsaw

    • Renames multiple (1869) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

      execution

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

1
T1012

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks