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General

  • Target

    DHL AWB Incoming ETA 0807 G.W 18.60 kgnet Delivery from GUMTEC-KOREA_pdf____________.exe

  • Size

    1.9MB

  • Sample

    200714-mwn39k76yx

  • MD5

    29ef05a7b09d8ea9dff23a13a6845b21

  • SHA1

    03c2136b3bf92209f8ee934693c67e208dd5b721

  • SHA256

    e666762b026d8017d202c3bf8f6b32d9a13bff5549735a93611e79b3c1a9ff83

  • SHA512

    a3739b7c7f085d827db7f0214566967cb734264bbf025820d96786cf8be8ec63aa6eab2eb3590be4177b6f0e41817fd47ea57e75dac5b59499c2fa4e7466b8a5

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\C8A579F880\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.2.2.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.13 OS: Microsoft Windows 7 Professional 64bit CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/14/2020 3:23:10 PM MassLogger Started: 7/14/2020 3:23:02 PM Interval: 1 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\DHL AWB Incoming ETA 0807 G.W 18.60 kgnet Delivery from GUMTEC-KOREA_pdf____________.exe As Administrator: True

Targets

    • Target

      DHL AWB Incoming ETA 0807 G.W 18.60 kgnet Delivery from GUMTEC-KOREA_pdf____________.exe

    • Size

      1.9MB

    • MD5

      29ef05a7b09d8ea9dff23a13a6845b21

    • SHA1

      03c2136b3bf92209f8ee934693c67e208dd5b721

    • SHA256

      e666762b026d8017d202c3bf8f6b32d9a13bff5549735a93611e79b3c1a9ff83

    • SHA512

      a3739b7c7f085d827db7f0214566967cb734264bbf025820d96786cf8be8ec63aa6eab2eb3590be4177b6f0e41817fd47ea57e75dac5b59499c2fa4e7466b8a5

    • MassLogger

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

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Loads dropped DLL

    • 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 Enterprise v6

Tasks