General

  • Target

    1ea3b43e8a8ce761479e26f94ccf9bd5.exe

  • Size

    8.8MB

  • Sample

    221030-vgtbysbhck

  • MD5

    1ea3b43e8a8ce761479e26f94ccf9bd5

  • SHA1

    5936e36c3dd39216803c72e0841da6f6df256291

  • SHA256

    5fe32142dcc57fbdf2a827abcbf92f22d0e6b84aeb1d94f7a3c1c9f674d7567b

  • SHA512

    c3bfcb88839ee2d3eedda32fbdd72dbc6b29ccf8217a265eb3edd19a0b4259a273343035296ac8b34d72bcdcd28697dee509107eb99f8cd6a59bb046dbee4e59

  • SSDEEP

    196608:dCdbOITPSUUpIS9u/pRDXvQhAJ4TsHhGgXZQWYhr5bi:WjTPlcI1XDXv8A2TsBGgX

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/835255995735343134/XNe_EsIHeOwVdqPUaV7pv4uxkib5RHnv_Tn6JCr4hEBupeIfyQN2tRINJsXKij_tI_Ec

Targets

    • Target

      1ea3b43e8a8ce761479e26f94ccf9bd5.exe

    • Size

      8.8MB

    • MD5

      1ea3b43e8a8ce761479e26f94ccf9bd5

    • SHA1

      5936e36c3dd39216803c72e0841da6f6df256291

    • SHA256

      5fe32142dcc57fbdf2a827abcbf92f22d0e6b84aeb1d94f7a3c1c9f674d7567b

    • SHA512

      c3bfcb88839ee2d3eedda32fbdd72dbc6b29ccf8217a265eb3edd19a0b4259a273343035296ac8b34d72bcdcd28697dee509107eb99f8cd6a59bb046dbee4e59

    • SSDEEP

      196608:dCdbOITPSUUpIS9u/pRDXvQhAJ4TsHhGgXZQWYhr5bi:WjTPlcI1XDXv8A2TsBGgX

    • Matiex

      Matiex is a keylogger and infostealer first seen in July 2020.

    • Matiex Main payload

    • 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

    • Checks computer location settings

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

    • Deletes itself

    • Drops startup file

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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 v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks