General

  • Target

    a05921c019bbf15fcf24dadcdd70ab7b2c47a7d0fbbce6a444a723cab4bb22c9

  • Size

    944KB

  • Sample

    220508-g8wz9scchp

  • MD5

    8dcfce270c62164b3057bf2ac3692515

  • SHA1

    6fe8d70a0447f8d1d64a0e5d7965fa64fb1351ff

  • SHA256

    a05921c019bbf15fcf24dadcdd70ab7b2c47a7d0fbbce6a444a723cab4bb22c9

  • SHA512

    e0ef0447eebeaa5ccf870a1a85a1c11de77f3ec823770a88cbc9a589b775eac2695e0fd4140cefde0af6c793d24372270e58c8af0aef4dd43ef0947fc85ac042

Malware Config

Targets

    • Target

      a05921c019bbf15fcf24dadcdd70ab7b2c47a7d0fbbce6a444a723cab4bb22c9

    • Size

      944KB

    • MD5

      8dcfce270c62164b3057bf2ac3692515

    • SHA1

      6fe8d70a0447f8d1d64a0e5d7965fa64fb1351ff

    • SHA256

      a05921c019bbf15fcf24dadcdd70ab7b2c47a7d0fbbce6a444a723cab4bb22c9

    • SHA512

      e0ef0447eebeaa5ccf870a1a85a1c11de77f3ec823770a88cbc9a589b775eac2695e0fd4140cefde0af6c793d24372270e58c8af0aef4dd43ef0947fc85ac042

    • 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 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