General

  • Target

    48d9cb77f8ed388bfccf2d12b6f10f60c69d14b8559f5d545d31e443635e465f

  • Size

    730KB

  • Sample

    220516-qawfhscfa4

  • MD5

    2de9afcc1fbcca2ec17df764daad2ec4

  • SHA1

    7e0f715ef2f1a54de703c784ac1889707c1749e5

  • SHA256

    48d9cb77f8ed388bfccf2d12b6f10f60c69d14b8559f5d545d31e443635e465f

  • SHA512

    7046c17deae26114c1325cbf30cfb8e10f0c291c8b0d3253101ce33b04ad5e81b0100828ffa29f255288fbe6137de12ed799f185cd554f3afc4e916c7a23fce6

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\79FE0CC911\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v2.0.0.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/16/2022 2:40:35 PM MassLogger Started: 5/16/2022 2:40:25 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\48d9cb77f8ed388bfccf2d12b6f10f60c69d14b8559f5d545d31e443635e465f.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @Mexico1.,

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v2.0.0.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States Windows OS: Microsoft Windows 10 Pro 64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/16/2022 4:40:39 PM MassLogger Started: 5/16/2022 4:40:35 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\48d9cb77f8ed388bfccf2d12b6f10f60c69d14b8559f5d545d31e443635e465f.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

    • Target

      48d9cb77f8ed388bfccf2d12b6f10f60c69d14b8559f5d545d31e443635e465f

    • Size

      730KB

    • MD5

      2de9afcc1fbcca2ec17df764daad2ec4

    • SHA1

      7e0f715ef2f1a54de703c784ac1889707c1749e5

    • SHA256

      48d9cb77f8ed388bfccf2d12b6f10f60c69d14b8559f5d545d31e443635e465f

    • SHA512

      7046c17deae26114c1325cbf30cfb8e10f0c291c8b0d3253101ce33b04ad5e81b0100828ffa29f255288fbe6137de12ed799f185cd554f3afc4e916c7a23fce6

    • MassLogger

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

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • 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