General

  • Target

    686ba1cf9a832443a0c2c315f0e088b01b30a271d2ba7864bd53610811e8f9f9

  • Size

    419KB

  • Sample

    240505-2s6jzsbe65

  • MD5

    bcdf3ae4da165948b4920ef34e1957f0

  • SHA1

    241c3851c1a17b821e88143e532289a8bbd0ab4e

  • SHA256

    686ba1cf9a832443a0c2c315f0e088b01b30a271d2ba7864bd53610811e8f9f9

  • SHA512

    df2bda7c5b0afe0ad8626ffc07a4273c0601e388680538bf5db63906beda0ffd44d8ce6abefe2c88ead3c2ee2b8b13915ae5c37dd209f2a55e59fb725d4137b1

  • SSDEEP

    6144:adQDC9/gjoevDLvcjEgQvXr04KLq8pGYkmCuf8Tt46:adQDSojoevn4o04T8pGYkmCh46

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target

      686ba1cf9a832443a0c2c315f0e088b01b30a271d2ba7864bd53610811e8f9f9

    • Size

      419KB

    • MD5

      bcdf3ae4da165948b4920ef34e1957f0

    • SHA1

      241c3851c1a17b821e88143e532289a8bbd0ab4e

    • SHA256

      686ba1cf9a832443a0c2c315f0e088b01b30a271d2ba7864bd53610811e8f9f9

    • SHA512

      df2bda7c5b0afe0ad8626ffc07a4273c0601e388680538bf5db63906beda0ffd44d8ce6abefe2c88ead3c2ee2b8b13915ae5c37dd209f2a55e59fb725d4137b1

    • SSDEEP

      6144:adQDC9/gjoevDLvcjEgQvXr04KLq8pGYkmCuf8Tt46:adQDSojoevn4o04T8pGYkmCh46

    • Detect ZGRat V1

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Detect binaries embedding considerable number of MFA browser extension IDs.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects encrypted or obfuscated .NET executables

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks