General

  • Target

    eufive_20211022-222458

  • Size

    766KB

  • Sample

    211022-z4ngfacbb6

  • MD5

    50ae704cafeba5b700d5fbb6dc68f262

  • SHA1

    4fde265276a804e09a9888de211f070c41146ca3

  • SHA256

    81136dca1d7943435b75e587b5d5855a83dd2a58e639c059aed0fe15e3f49b2d

  • SHA512

    2d5ff42ae151412e17fdf0217ca6b23632a10c62857ae81baf76ed8855f447ac21313c135f6c2f69952e9f3524e20398fcb2e6e4db9ef00b06d35e6355cee4b1

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

865

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    865

Targets

    • Target

      eufive_20211022-222458

    • Size

      766KB

    • MD5

      50ae704cafeba5b700d5fbb6dc68f262

    • SHA1

      4fde265276a804e09a9888de211f070c41146ca3

    • SHA256

      81136dca1d7943435b75e587b5d5855a83dd2a58e639c059aed0fe15e3f49b2d

    • SHA512

      2d5ff42ae151412e17fdf0217ca6b23632a10c62857ae81baf76ed8855f447ac21313c135f6c2f69952e9f3524e20398fcb2e6e4db9ef00b06d35e6355cee4b1

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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