General

  • Target

    nwamamassloga.scr

  • Size

    6.0MB

  • Sample

    201213-6czgxv4cyx

  • MD5

    8d3ae4916c4df02016b0ac0e900341e5

  • SHA1

    6ccab03ec2c6ecfebc013dd39c84d03742f541e8

  • SHA256

    d25be05d2b6dc4275fb36d639f4e3e4598e42b904d0748e0574941cb6899ba51

  • SHA512

    8840533d06655949d54e8c7fba6a868c5244744226b574c4d5f25da84caddc4a6543bd7b5a8183278be29d0bdda5f29473a6c652f9d93ce6ad7278da41c2799f

Malware Config

Targets

    • Target

      nwamamassloga.scr

    • Size

      6.0MB

    • MD5

      8d3ae4916c4df02016b0ac0e900341e5

    • SHA1

      6ccab03ec2c6ecfebc013dd39c84d03742f541e8

    • SHA256

      d25be05d2b6dc4275fb36d639f4e3e4598e42b904d0748e0574941cb6899ba51

    • SHA512

      8840533d06655949d54e8c7fba6a868c5244744226b574c4d5f25da84caddc4a6543bd7b5a8183278be29d0bdda5f29473a6c652f9d93ce6ad7278da41c2799f

    • 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