General

  • Target

    edb792a86b73b2213b18f536cb837e88c5412d9a43b6f402614c6267cf177d67

  • Size

    724KB

  • Sample

    211015-pwqaysbfdl

  • MD5

    b01fdfdd90b62d4876d1f356b5403237

  • SHA1

    16fab56a918831da3c9fcedc880948118839a101

  • SHA256

    edb792a86b73b2213b18f536cb837e88c5412d9a43b6f402614c6267cf177d67

  • SHA512

    8043b278eed56eeec990a18c8ed006fb33b511404bdda6f5b3c8e7eb6892a0bc3756921a9ad2022a93d0eaae029290827532d142641b8b892bd45d8adf0aa7a3

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      edb792a86b73b2213b18f536cb837e88c5412d9a43b6f402614c6267cf177d67

    • Size

      724KB

    • MD5

      b01fdfdd90b62d4876d1f356b5403237

    • SHA1

      16fab56a918831da3c9fcedc880948118839a101

    • SHA256

      edb792a86b73b2213b18f536cb837e88c5412d9a43b6f402614c6267cf177d67

    • SHA512

      8043b278eed56eeec990a18c8ed006fb33b511404bdda6f5b3c8e7eb6892a0bc3756921a9ad2022a93d0eaae029290827532d142641b8b892bd45d8adf0aa7a3

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • Vidar Stealer

    • Downloads MZ/PE file

    • Loads dropped DLL

    • 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

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks