General

  • Target

    ecc73cd17c6f8f6196d99c3c392f3123abf3373bb54b1114e1109775389d7af7

  • Size

    1.0MB

  • Sample

    220329-z4frlafeen

  • MD5

    b66dc3aba616c93aedb42039a4f70b6b

  • SHA1

    9352f5824a5f5df774ef265f6c183209dcdc2599

  • SHA256

    ecc73cd17c6f8f6196d99c3c392f3123abf3373bb54b1114e1109775389d7af7

  • SHA512

    dc61787d26ff9cdcfbc71c560d394baf572f6bedfe11f792bc15e357eac6a8c18fc62928bce602830e569b312925986cbecdaf1eac801536a863549587b0d823

Malware Config

Targets

    • Target

      ecc73cd17c6f8f6196d99c3c392f3123abf3373bb54b1114e1109775389d7af7

    • Size

      1.0MB

    • MD5

      b66dc3aba616c93aedb42039a4f70b6b

    • SHA1

      9352f5824a5f5df774ef265f6c183209dcdc2599

    • SHA256

      ecc73cd17c6f8f6196d99c3c392f3123abf3373bb54b1114e1109775389d7af7

    • SHA512

      dc61787d26ff9cdcfbc71c560d394baf572f6bedfe11f792bc15e357eac6a8c18fc62928bce602830e569b312925986cbecdaf1eac801536a863549587b0d823

    • MassLogger

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

    • MassLogger Main Payload

    • Checks computer location settings

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

    • 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