General

  • Target

    bc3a6941205c1bb9be465e5cb20842bc6ae2e7aaea8f374e1c411bd02b89b697.exe

  • Size

    2.6MB

  • Sample

    240905-pl9xls1gjd

  • MD5

    cba5724bc1281aa004c0d66fd8045d7b

  • SHA1

    5f3553ebb1ab1a4098bf0fdbe4731f6d652b2239

  • SHA256

    bc3a6941205c1bb9be465e5cb20842bc6ae2e7aaea8f374e1c411bd02b89b697

  • SHA512

    4dfe65a2ab9ead89b0f0ce638de401b21d75ce839d4412e44ca7050f0f3f177ca9e3afbf85a67f63b0ca148f5c6ee6b9bd93e3814bd885f8cd2848b17f9cae46

  • SSDEEP

    49152:pbs279SCSc/t14RSIWeitGeR/akKzLSDGp:tFNZV3IJIGe4tSS

Malware Config

Extracted

Family

vidar

C2

https://t.me/edm0d

https://steamcommunity.com/profiles/

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Targets

    • Target

      bc3a6941205c1bb9be465e5cb20842bc6ae2e7aaea8f374e1c411bd02b89b697.exe

    • Size

      2.6MB

    • MD5

      cba5724bc1281aa004c0d66fd8045d7b

    • SHA1

      5f3553ebb1ab1a4098bf0fdbe4731f6d652b2239

    • SHA256

      bc3a6941205c1bb9be465e5cb20842bc6ae2e7aaea8f374e1c411bd02b89b697

    • SHA512

      4dfe65a2ab9ead89b0f0ce638de401b21d75ce839d4412e44ca7050f0f3f177ca9e3afbf85a67f63b0ca148f5c6ee6b9bd93e3814bd885f8cd2848b17f9cae46

    • SSDEEP

      49152:pbs279SCSc/t14RSIWeitGeR/akKzLSDGp:tFNZV3IJIGe4tSS

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks