General

  • Target

    sdf34ert3etgrthrthfghfghjfgh.exe

  • Size

    2.2MB

  • Sample

    240625-mw51asybjn

  • MD5

    1e4ba64f4ead25f8dae133a4fb22060e

  • SHA1

    a45d16c168b6125ec79a5485bc88705271181060

  • SHA256

    dd7c1430384dd71a0c6733a0b6ca33644f817742adaa9e0ed7b1a8f93c0084f5

  • SHA512

    98c6c6cc0a1623da98491c797667a6cb28d082c091261754e7530e4ca4dcfab9081f9228dff13d60da59a33bada1044b744eee1fa0fe85c35fa6fe364a1db024

  • SSDEEP

    49152:lAgY7fvVtbBaxmcqMTBe23KQl+bH4JbjzzEBETT29YMST:llY7nTMBTBe23KQl+bYxzIBA6uMST

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      sdf34ert3etgrthrthfghfghjfgh.exe

    • Size

      2.2MB

    • MD5

      1e4ba64f4ead25f8dae133a4fb22060e

    • SHA1

      a45d16c168b6125ec79a5485bc88705271181060

    • SHA256

      dd7c1430384dd71a0c6733a0b6ca33644f817742adaa9e0ed7b1a8f93c0084f5

    • SHA512

      98c6c6cc0a1623da98491c797667a6cb28d082c091261754e7530e4ca4dcfab9081f9228dff13d60da59a33bada1044b744eee1fa0fe85c35fa6fe364a1db024

    • SSDEEP

      49152:lAgY7fvVtbBaxmcqMTBe23KQl+bH4JbjzzEBETT29YMST:llY7nTMBTBe23KQl+bYxzIBA6uMST

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks