General

  • Target

    PO# 2366.exe

  • Size

    562KB

  • Sample

    210104-1tpq3rvz12

  • MD5

    87ea6faf43f55191b84e9be3da3bb730

  • SHA1

    5d61fdb034fe227740428dd8f025c6ef06c6d7d8

  • SHA256

    2026239c3cabfeae27fabc93031453a0af2bb4e18275bb0ee9d9ed467d3ae303

  • SHA512

    10160f0e589681e6eac32e60cbca665fc01e728d305659154e2e121b0ede7dc3c9dc7bf101fafbc158e9806a46573944dd3ced2eb07b0eafa9e53790c9bf9c14

Malware Config

Extracted

Family

matiex

C2

https://api.telegram.org/bot1277090811:AAHJ1mutkv0Wr1_9949BBcb3lR-DuRKH5RU/sendMessage?chat_id=1216524090

Targets

    • Target

      PO# 2366.exe

    • Size

      562KB

    • MD5

      87ea6faf43f55191b84e9be3da3bb730

    • SHA1

      5d61fdb034fe227740428dd8f025c6ef06c6d7d8

    • SHA256

      2026239c3cabfeae27fabc93031453a0af2bb4e18275bb0ee9d9ed467d3ae303

    • SHA512

      10160f0e589681e6eac32e60cbca665fc01e728d305659154e2e121b0ede7dc3c9dc7bf101fafbc158e9806a46573944dd3ced2eb07b0eafa9e53790c9bf9c14

    • Matiex

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

    • Matiex Main Payload

    • Drops startup file

    • 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

Credential Access

Credentials in Files

2
T1081

Collection

Data from Local System

2
T1005

Tasks