General

  • Target

    82c895b21145339bbd6a23efe26f5c44f4ee6facbc6f87dca33a8fe7fe1aa7af

  • Size

    838KB

  • Sample

    220516-q5ca5achh3

  • MD5

    3e61ec0bf48ec172a96a9dc363c9c62d

  • SHA1

    cb0899b0285159eb60fca2ae98b6a113d16cfe9f

  • SHA256

    82c895b21145339bbd6a23efe26f5c44f4ee6facbc6f87dca33a8fe7fe1aa7af

  • SHA512

    980ac69251262dfbd104d7d29bfd4978ebb8040674f6d66c0ceb596c03512b98e7c5da8ebad120a8cfef60d108b8e8031f8889c6249e57c22fb54dda0c75412c

Malware Config

Targets

    • Target

      82c895b21145339bbd6a23efe26f5c44f4ee6facbc6f87dca33a8fe7fe1aa7af

    • Size

      838KB

    • MD5

      3e61ec0bf48ec172a96a9dc363c9c62d

    • SHA1

      cb0899b0285159eb60fca2ae98b6a113d16cfe9f

    • SHA256

      82c895b21145339bbd6a23efe26f5c44f4ee6facbc6f87dca33a8fe7fe1aa7af

    • SHA512

      980ac69251262dfbd104d7d29bfd4978ebb8040674f6d66c0ceb596c03512b98e7c5da8ebad120a8cfef60d108b8e8031f8889c6249e57c22fb54dda0c75412c

    • 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