General

  • Target

    DHL_January 2020 at 13M_9B7290_PDF.exe

  • Size

    736KB

  • Sample

    210113-vep4mf82p6

  • MD5

    b9ca60bd296e8b80185f531b8fd82a8b

  • SHA1

    39b868b11fe71cc7d0bbb88f3ebb8198648808cc

  • SHA256

    a39304a39ad9b9427b000045f7f5c60ed7790fe1a79d604ba9379bb94c0da593

  • SHA512

    1ab95c7f9c8b5db41d4161b0694545b25a758b3222b6fbfd47123f0c622c2ddfe7574f31026d646d0d026bff77a4c30b7e1e9a03c90925fcdba5f268af0c734e

Malware Config

Targets

    • Target

      DHL_January 2020 at 13M_9B7290_PDF.exe

    • Size

      736KB

    • MD5

      b9ca60bd296e8b80185f531b8fd82a8b

    • SHA1

      39b868b11fe71cc7d0bbb88f3ebb8198648808cc

    • SHA256

      a39304a39ad9b9427b000045f7f5c60ed7790fe1a79d604ba9379bb94c0da593

    • SHA512

      1ab95c7f9c8b5db41d4161b0694545b25a758b3222b6fbfd47123f0c622c2ddfe7574f31026d646d0d026bff77a4c30b7e1e9a03c90925fcdba5f268af0c734e

    • 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.

    • 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

Tasks