General

  • Target

    9a35926396ecbba9a6f377a64244043c.exe

  • Size

    600KB

  • Sample

    210421-zpmzedjtyn

  • MD5

    9a35926396ecbba9a6f377a64244043c

  • SHA1

    3e8acdf41159a56f9e098c5a484a645119e63761

  • SHA256

    5ec867a0bdc659c8266dd9000d873495170cdd9e9b4687749966260bab4a55f0

  • SHA512

    53e9d2596f97c3d53458c2003ba81ca103b646ea8c1d072d4908c83b662c9f7fa97bfea6c63bf2e5b8a5cb43fe7400a5f8e7ff91f59d5ed68a38318d801adb22

Malware Config

Targets

    • Target

      9a35926396ecbba9a6f377a64244043c.exe

    • Size

      600KB

    • MD5

      9a35926396ecbba9a6f377a64244043c

    • SHA1

      3e8acdf41159a56f9e098c5a484a645119e63761

    • SHA256

      5ec867a0bdc659c8266dd9000d873495170cdd9e9b4687749966260bab4a55f0

    • SHA512

      53e9d2596f97c3d53458c2003ba81ca103b646ea8c1d072d4908c83b662c9f7fa97bfea6c63bf2e5b8a5cb43fe7400a5f8e7ff91f59d5ed68a38318d801adb22

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks