General

  • Target

    6b7c0aefac658e3b104b8e0a56ce9d66c4e1043d1383c3f5a68e57b9167b1177

  • Size

    1.3MB

  • Sample

    220524-t2g9raddar

  • MD5

    3286d2d7dd3441fa833e4f94986675e3

  • SHA1

    5e9943e7baf5669d708881e562e298a9858aa526

  • SHA256

    6b7c0aefac658e3b104b8e0a56ce9d66c4e1043d1383c3f5a68e57b9167b1177

  • SHA512

    f494ea05ec5dd154794ffffc6821f7b44191b5b6e472cdc0b70ddd05cb6fad7e425e7792ae1210ec2982e312abee9d1cee7945f426bd2df9ffc5c32e908abf68

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.5.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/24/2022 5:20:52 PM MassLogger Started: 5/24/2022 5:20:41 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\6b7c0aefac658e3b104b8e0a56ce9d66c4e1043d1383c3f5a68e57b9167b1177.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

    • Target

      6b7c0aefac658e3b104b8e0a56ce9d66c4e1043d1383c3f5a68e57b9167b1177

    • Size

      1.3MB

    • MD5

      3286d2d7dd3441fa833e4f94986675e3

    • SHA1

      5e9943e7baf5669d708881e562e298a9858aa526

    • SHA256

      6b7c0aefac658e3b104b8e0a56ce9d66c4e1043d1383c3f5a68e57b9167b1177

    • SHA512

      f494ea05ec5dd154794ffffc6821f7b44191b5b6e472cdc0b70ddd05cb6fad7e425e7792ae1210ec2982e312abee9d1cee7945f426bd2df9ffc5c32e908abf68

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks