General

  • Target

    Fucker.exe

  • Size

    42KB

  • Sample

    221008-bzm34sdhf7

  • MD5

    fc3a09395d2bbf28eea22273fa9f12b4

  • SHA1

    b4155e21f0d6485a9c866afb4584696f77e4dbfa

  • SHA256

    5a9aa67d781dab65141d8951ad5920fca28a1d1324ad2759c665078a01201ca6

  • SHA512

    3c5f12a122a4822c06b990ac1ed7f0e76405f6867581ff1437dacbde921c7bc5a56e9e41f1fc956455f1f4932b72f16a2c9be50fde9b6568a3b4c012fe006829

  • SSDEEP

    768:uiSbqBZ6aZpDtsFuZJLbvTjMLKZKfgm3EhlT:utI1ZPssLbvTYLF7EfT

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1025859706373296138/RTELJNdCxYhdj6ZzM2cwNuXYgqUFjRz_CmoH5uJORXdkYOcKOXWAB79omPP_FUG0WzNG

Targets

    • Target

      Fucker.exe

    • Size

      42KB

    • MD5

      fc3a09395d2bbf28eea22273fa9f12b4

    • SHA1

      b4155e21f0d6485a9c866afb4584696f77e4dbfa

    • SHA256

      5a9aa67d781dab65141d8951ad5920fca28a1d1324ad2759c665078a01201ca6

    • SHA512

      3c5f12a122a4822c06b990ac1ed7f0e76405f6867581ff1437dacbde921c7bc5a56e9e41f1fc956455f1f4932b72f16a2c9be50fde9b6568a3b4c012fe006829

    • SSDEEP

      768:uiSbqBZ6aZpDtsFuZJLbvTjMLKZKfgm3EhlT:utI1ZPssLbvTYLF7EfT

    • Mercurial Grabber Stealer

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

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks