General

  • Target

    415e409bb52d51891eab0c9511724841.exe

  • Size

    513KB

  • Sample

    200625-3r59tl7ntn

  • MD5

    415e409bb52d51891eab0c9511724841

  • SHA1

    da3a9c4ae6932ed629d0e499f2569ea0a76a6cd9

  • SHA256

    4b96e7d6b0214530843cb34525de5cbeee5bf2abb971f6a268d2c355cdfcc0cd

  • SHA512

    d457d29179bc4e98b30fdc4e258487e262aa79bc5b58d500e648c89d628f7f0a116c1c448902a0220ad74eb558de40d622db796306c052e62d5d3c34fd69d84f

Malware Config

Targets

    • Target

      415e409bb52d51891eab0c9511724841.exe

    • Size

      513KB

    • MD5

      415e409bb52d51891eab0c9511724841

    • SHA1

      da3a9c4ae6932ed629d0e499f2569ea0a76a6cd9

    • SHA256

      4b96e7d6b0214530843cb34525de5cbeee5bf2abb971f6a268d2c355cdfcc0cd

    • SHA512

      d457d29179bc4e98b30fdc4e258487e262aa79bc5b58d500e648c89d628f7f0a116c1c448902a0220ad74eb558de40d622db796306c052e62d5d3c34fd69d84f

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • JavaScript code in executable

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

4
T1005

Tasks