General

  • Target

    da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7

  • Size

    837KB

  • Sample

    220326-t8qvgabdgp

  • MD5

    fc4696e263fd29642a491cd5911a41d1

  • SHA1

    4d1b49c670ac548ac46380194f65f268354eb013

  • SHA256

    da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7

  • SHA512

    2e458a15ba86b95867f1f45f6743ddd94119f45235411a5d8adb66b3480b517ca2962ccace09478978e47749211367830c9231ff7239d074eb963f745e8b98b4

Malware Config

Extracted

Family

matiex

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.minister-finance.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    quota@min

Targets

    • Target

      da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7

    • Size

      837KB

    • MD5

      fc4696e263fd29642a491cd5911a41d1

    • SHA1

      4d1b49c670ac548ac46380194f65f268354eb013

    • SHA256

      da61f09c2679cae39e07c5ec3f8c271232ced03582a4bd4d5eec9563040228e7

    • SHA512

      2e458a15ba86b95867f1f45f6743ddd94119f45235411a5d8adb66b3480b517ca2962ccace09478978e47749211367830c9231ff7239d074eb963f745e8b98b4

    • Matiex

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

    • Matiex Main Payload

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks