General

  • Target

    c87fa3ba0611689621a7c868d32f9d0bb1e5d557727639b72fc8804f834a3c6c

  • Size

    497KB

  • Sample

    220525-blm6yshfgm

  • MD5

    b90c9796b39b6664c55ec18526bde217

  • SHA1

    ad273a63860bc98579e657adfcc323d55c4dda4c

  • SHA256

    c87fa3ba0611689621a7c868d32f9d0bb1e5d557727639b72fc8804f834a3c6c

  • SHA512

    0d293b649ee1c86df46923df783b63e187cdafe11e1f0af323c863774938b6e85993682ff2cd084b64152dc45e9d51e7f04375af60ebb67bda03c11491f18dc0

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\AEF946DCB4\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v2.0.0.0 ################################################################# ### Logger Details ### User Name: Admin IP: 127.0.0.1 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/25/2022 3:16:27 AM MassLogger Started: 5/25/2022 3:15:58 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\c87fa3ba0611689621a7c868d32f9d0bb1e5d557727639b72fc8804f834a3c6c.exe MassLogger Melt: false MassLogger Exit after delivery: true As Administrator: True Processes:

Targets

    • Target

      c87fa3ba0611689621a7c868d32f9d0bb1e5d557727639b72fc8804f834a3c6c

    • Size

      497KB

    • MD5

      b90c9796b39b6664c55ec18526bde217

    • SHA1

      ad273a63860bc98579e657adfcc323d55c4dda4c

    • SHA256

      c87fa3ba0611689621a7c868d32f9d0bb1e5d557727639b72fc8804f834a3c6c

    • SHA512

      0d293b649ee1c86df46923df783b63e187cdafe11e1f0af323c863774938b6e85993682ff2cd084b64152dc45e9d51e7f04375af60ebb67bda03c11491f18dc0

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • 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

MITRE ATT&CK Enterprise v6

Tasks