General

  • Target

    04b253e98966f70064acc43125e3be72f17c82887a8787eb2924f8d6fc34712a

  • Size

    937KB

  • Sample

    220501-3cam2sebg9

  • MD5

    5bf59db490bf46bf61b3ce1553dcc4d9

  • SHA1

    e3621af4735cf731db5ceea1442946901e0fb586

  • SHA256

    04b253e98966f70064acc43125e3be72f17c82887a8787eb2924f8d6fc34712a

  • SHA512

    f1251b901200935c01e606756ac21c20523508f7e38881508bef203a4120ffe2bed611d2cb54590f6bc41146984401b4bf5ce426a39bddc215d948159d43fbc9

Malware Config

Targets

    • Target

      04b253e98966f70064acc43125e3be72f17c82887a8787eb2924f8d6fc34712a

    • Size

      937KB

    • MD5

      5bf59db490bf46bf61b3ce1553dcc4d9

    • SHA1

      e3621af4735cf731db5ceea1442946901e0fb586

    • SHA256

      04b253e98966f70064acc43125e3be72f17c82887a8787eb2924f8d6fc34712a

    • SHA512

      f1251b901200935c01e606756ac21c20523508f7e38881508bef203a4120ffe2bed611d2cb54590f6bc41146984401b4bf5ce426a39bddc215d948159d43fbc9

    • 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