General

  • Target

    nwamamassloga.com.exe

  • Size

    6.3MB

  • Sample

    201208-w54d55868j

  • MD5

    b42acee965c746ab367e00d50af20c61

  • SHA1

    cd7a760abd3f6afdb081b849324bb698576ab6ee

  • SHA256

    b095032316de2f43af0557c35dd58ab254928f24a3b8e7cf4cf5c4dbac73ac56

  • SHA512

    072657f8a84fd472b82c7aebc8a5631cc1bbf804a8a16024778cc45073cd3224f51b7e3a9783bd6b4ca670ca80c6af360619085b33e48f37f3bd5dfaa3205d12

Malware Config

Targets

    • Target

      nwamamassloga.com.exe

    • Size

      6.3MB

    • MD5

      b42acee965c746ab367e00d50af20c61

    • SHA1

      cd7a760abd3f6afdb081b849324bb698576ab6ee

    • SHA256

      b095032316de2f43af0557c35dd58ab254928f24a3b8e7cf4cf5c4dbac73ac56

    • SHA512

      072657f8a84fd472b82c7aebc8a5631cc1bbf804a8a16024778cc45073cd3224f51b7e3a9783bd6b4ca670ca80c6af360619085b33e48f37f3bd5dfaa3205d12

    • 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