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General

  • Target

    CV.exe

  • Size

    738KB

  • Sample

    230202-rsz24aeg27

  • MD5

    8299775dc88e42710d2e8090142189f2

  • SHA1

    ed5161f8636f6c99dadcebed389a8dae7d28f2ca

  • SHA256

    6f1961dcfaced54164a7a91935ef591688c686ee9b4b6c091a02b8a3ee3778da

  • SHA512

    847937a505fcf3a7172a65270055e6ad2833b6506e7e4408c3b8b108d6c0e7fac5b18ec3bf683e5f42190a4ed5278922d26b8998637aedc943e0a5a727765d34

  • SSDEEP

    12288:itz8L6gu+xMRSR5S+bmF7YKqka8ARo7zDPQx/+KyDTl5K8IaFqG4yPa:jLzyRU5XCXa3IzzQUKyDX3IaFqG4yPa

Malware Config

Targets

    • Target

      CV.exe

    • Size

      738KB

    • MD5

      8299775dc88e42710d2e8090142189f2

    • SHA1

      ed5161f8636f6c99dadcebed389a8dae7d28f2ca

    • SHA256

      6f1961dcfaced54164a7a91935ef591688c686ee9b4b6c091a02b8a3ee3778da

    • SHA512

      847937a505fcf3a7172a65270055e6ad2833b6506e7e4408c3b8b108d6c0e7fac5b18ec3bf683e5f42190a4ed5278922d26b8998637aedc943e0a5a727765d34

    • SSDEEP

      12288:itz8L6gu+xMRSR5S+bmF7YKqka8ARo7zDPQx/+KyDTl5K8IaFqG4yPa:jLzyRU5XCXa3IzzQUKyDX3IaFqG4yPa

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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 Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks