General

  • Target

    https://github.com/NightfallGT/Mercurial-Grabber/releases/download/v1.0/Mercurial.Grabber.v1.03.rar

  • Sample

    240514-hlmnraee78

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1239772107139711050/Y17HZNVyiNRs53Vi7EBO6U9SOclgFSP57zHdK1CfOaScolbt-1wcwKK3szjc0YU-xEEY

Targets

    • Target

      https://github.com/NightfallGT/Mercurial-Grabber/releases/download/v1.0/Mercurial.Grabber.v1.03.rar

    • Mercurial Grabber Stealer

      Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

    • Executes dropped EXE

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

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

    • 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.

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks