General

  • Target

    Mj1eX5GWJxDRnuk.exe

  • Size

    801KB

  • Sample

    210111-6z4tpg4gqs

  • MD5

    0a15abc755513fa5540383224e716007

  • SHA1

    977b99a636046d643c056f241db30dd07c92edf5

  • SHA256

    7cea033f51a991529c382fa2e8f87b84c4d096610dc5d191b005e5db6bbd7581

  • SHA512

    9a564caafecde53867d1b7e7af97ec2690fdb5dbf744be436e8126c2dd0973c5c5e818ac6d300fe89f399df2e07850ceadc489d4356e7521aee115ac02d4944e

Malware Config

Extracted

Family

matiex

Credentials

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

Targets

    • Target

      Mj1eX5GWJxDRnuk.exe

    • Size

      801KB

    • MD5

      0a15abc755513fa5540383224e716007

    • SHA1

      977b99a636046d643c056f241db30dd07c92edf5

    • SHA256

      7cea033f51a991529c382fa2e8f87b84c4d096610dc5d191b005e5db6bbd7581

    • SHA512

      9a564caafecde53867d1b7e7af97ec2690fdb5dbf744be436e8126c2dd0973c5c5e818ac6d300fe89f399df2e07850ceadc489d4356e7521aee115ac02d4944e

    • 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