General

  • Target

    7379d1bbf5b0a85cade31143413cf9e6.exe

  • Size

    5.8MB

  • Sample

    201216-4br9hh4prs

  • MD5

    7379d1bbf5b0a85cade31143413cf9e6

  • SHA1

    0e1afb9695c9438357d6968e1f6aa8fb86833f38

  • SHA256

    9eb4a882832362dbb1d183cd5d4f916f3e8d8cef86fd99bddb0cc14b19bc2b57

  • SHA512

    f4a433ccbf6e47b888db3da752d116e67a80ef8af3d0cee78e958836abe59ed006973b743224c989fdfecf3784aaf9ffef3a86a79c041c59d4274e94f942b3fc

Malware Config

Targets

    • Target

      7379d1bbf5b0a85cade31143413cf9e6.exe

    • Size

      5.8MB

    • MD5

      7379d1bbf5b0a85cade31143413cf9e6

    • SHA1

      0e1afb9695c9438357d6968e1f6aa8fb86833f38

    • SHA256

      9eb4a882832362dbb1d183cd5d4f916f3e8d8cef86fd99bddb0cc14b19bc2b57

    • SHA512

      f4a433ccbf6e47b888db3da752d116e67a80ef8af3d0cee78e958836abe59ed006973b743224c989fdfecf3784aaf9ffef3a86a79c041c59d4274e94f942b3fc

    • 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 NtSetInformationThreadHideFromDebugger

    • 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