General

  • Target

    b007118d018e0a31516f487bad361ee2d815ad3dc452220abe8a8a14da08a338

  • Size

    550KB

  • Sample

    220511-rfw5nscbdn

  • MD5

    6d0c349b72dd37e9823d2a81f2113304

  • SHA1

    cd737b92b9d1168f7394fb67919ebfc6fe24220a

  • SHA256

    b007118d018e0a31516f487bad361ee2d815ad3dc452220abe8a8a14da08a338

  • SHA512

    0c465d4a502c75be2f2c812535e1938670cdef7850731be67718e05ccd5d49a88575ec67b07bd356f3da2a2d26ce27f00a2225694965a00769f61282a73cb3c6

Malware Config

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Thankgod180

Targets

    • Target

      b007118d018e0a31516f487bad361ee2d815ad3dc452220abe8a8a14da08a338

    • Size

      550KB

    • MD5

      6d0c349b72dd37e9823d2a81f2113304

    • SHA1

      cd737b92b9d1168f7394fb67919ebfc6fe24220a

    • SHA256

      b007118d018e0a31516f487bad361ee2d815ad3dc452220abe8a8a14da08a338

    • SHA512

      0c465d4a502c75be2f2c812535e1938670cdef7850731be67718e05ccd5d49a88575ec67b07bd356f3da2a2d26ce27f00a2225694965a00769f61282a73cb3c6

    • 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.

    • 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

    • 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

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks