General

  • Target
    5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c.exe
  • Size 419KB
  • Sample240430-bscc2agc22
  • SHA256 5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

C2
  • http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target
      5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c.exe
    • Size 419KB
    • SHA256 5b9c150e2c1c77bdd1f1f8fa35e9b3ff38d32182e2d0be0e9c438676fd10680c
    • MD5 SHA1 SHA512 SSDEEP
    • 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