General

  • Target

    wCRnCAMZ3yT8BQ2.exe

  • Size

    938KB

  • Sample

    210112-shwkgn65vs

  • MD5

    2363f93331fc792ae9cb5750043bdc89

  • SHA1

    2fc0b7b4106a28ffe7f63f36ff64fe045e8f7daa

  • SHA256

    08c29dfa0ccb747751c5ff3ccde88f7f8a5a87152121f75f60a886b14e86bf00

  • SHA512

    a4a47c39e03c22844725b51ffd56f3ae01e9095733e8442eaba1fcf0e3a0e1edb127a6bf4b5ab8063614829db27919dea5a0e62f9e7d320e625fc498a603ad3e

Malware Config

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    sales01@seedwellresources.xyz
  • Password:
    MARYolanmauluogwo@ever

Targets

    • Target

      wCRnCAMZ3yT8BQ2.exe

    • Size

      938KB

    • MD5

      2363f93331fc792ae9cb5750043bdc89

    • SHA1

      2fc0b7b4106a28ffe7f63f36ff64fe045e8f7daa

    • SHA256

      08c29dfa0ccb747751c5ff3ccde88f7f8a5a87152121f75f60a886b14e86bf00

    • SHA512

      a4a47c39e03c22844725b51ffd56f3ae01e9095733e8442eaba1fcf0e3a0e1edb127a6bf4b5ab8063614829db27919dea5a0e62f9e7d320e625fc498a603ad3e

    • Matiex

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

    • Matiex Main Payload

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks