General

  • Target

    330bd0978902268c326ae50b39d02ae7473bcb0e9f495ed38c35352fe2fb5d80

  • Size

    895KB

  • Sample

    220502-swtj6aafbj

  • MD5

    a3fa86316b554614c8551467ec883ec5

  • SHA1

    bbea154bc665ee44c46b67e721067dab1ec8e5f6

  • SHA256

    330bd0978902268c326ae50b39d02ae7473bcb0e9f495ed38c35352fe2fb5d80

  • SHA512

    f4a33444737c0cc7e75aed9e08b7e8b1abd51908ba891a1e622612fe20321c7a4714f48c1894d149bd9702616a14f1feecc384a704eaddc27dff7e021254c943

Malware Config

Targets

    • Target

      330bd0978902268c326ae50b39d02ae7473bcb0e9f495ed38c35352fe2fb5d80

    • Size

      895KB

    • MD5

      a3fa86316b554614c8551467ec883ec5

    • SHA1

      bbea154bc665ee44c46b67e721067dab1ec8e5f6

    • SHA256

      330bd0978902268c326ae50b39d02ae7473bcb0e9f495ed38c35352fe2fb5d80

    • SHA512

      f4a33444737c0cc7e75aed9e08b7e8b1abd51908ba891a1e622612fe20321c7a4714f48c1894d149bd9702616a14f1feecc384a704eaddc27dff7e021254c943

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger Main Payload

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks