General

  • Target

    496e7c2feb1825e9abd097fb9e11b480dad7ef3b331e6e84216f896b60452160

  • Size

    605KB

  • Sample

    210922-26h1vaead5

  • MD5

    46d41878572f7937a70e7f8b462d6b3f

  • SHA1

    b6576795111c63d525a3507b08e2a8cd06e4d637

  • SHA256

    496e7c2feb1825e9abd097fb9e11b480dad7ef3b331e6e84216f896b60452160

  • SHA512

    78fb4af8db67ddfdf49fcfbcc4682177f72b7849f23d2689accc5d7190d3cbed6879506ef27713c8dbc18d61b00aa84f0f5f0e44a3a9064bd35e0c8ed25c6e14

Malware Config

Extracted

Family

vidar

Version

40.9

Botnet

828

C2

https://stacenko668.tumblr.com/

Attributes
  • profile_id

    828

Targets

    • Target

      496e7c2feb1825e9abd097fb9e11b480dad7ef3b331e6e84216f896b60452160

    • Size

      605KB

    • MD5

      46d41878572f7937a70e7f8b462d6b3f

    • SHA1

      b6576795111c63d525a3507b08e2a8cd06e4d637

    • SHA256

      496e7c2feb1825e9abd097fb9e11b480dad7ef3b331e6e84216f896b60452160

    • SHA512

      78fb4af8db67ddfdf49fcfbcc4682177f72b7849f23d2689accc5d7190d3cbed6879506ef27713c8dbc18d61b00aa84f0f5f0e44a3a9064bd35e0c8ed25c6e14

    • 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

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

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