General

  • Target

    a96b7f18c9a9c703893185f244df0e6d482e8b7182e4268c607be387acc0e2e1.exe

  • Size

    347KB

  • Sample

    240430-b57dyahc5x

  • MD5

    331ed8ae289ce0f120f7b6232bdddd35

  • SHA1

    72eb7bb215763e4d22ff5b33464745857b4259bc

  • SHA256

    a96b7f18c9a9c703893185f244df0e6d482e8b7182e4268c607be387acc0e2e1

  • SHA512

    a1b240ff81b49424753c90663a9728268bfbaa2781a7a9d2293f72af9cba03132704f718cdb8e1183398230d2ab25e39a3c66728e091d00bc91e3d199682b8c0

  • SSDEEP

    6144:hGNRPF5bRarCh+as9IGq4Bnz86C90O0zS9Hfq1VxcpbJSlKXBESyflf:oDYCYaSIf4S6g0O0Cy1qAldSAlf

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target

      a96b7f18c9a9c703893185f244df0e6d482e8b7182e4268c607be387acc0e2e1.exe

    • Size

      347KB

    • MD5

      331ed8ae289ce0f120f7b6232bdddd35

    • SHA1

      72eb7bb215763e4d22ff5b33464745857b4259bc

    • SHA256

      a96b7f18c9a9c703893185f244df0e6d482e8b7182e4268c607be387acc0e2e1

    • SHA512

      a1b240ff81b49424753c90663a9728268bfbaa2781a7a9d2293f72af9cba03132704f718cdb8e1183398230d2ab25e39a3c66728e091d00bc91e3d199682b8c0

    • SSDEEP

      6144:hGNRPF5bRarCh+as9IGq4Bnz86C90O0zS9Hfq1VxcpbJSlKXBESyflf:oDYCYaSIf4S6g0O0Cy1qAldSAlf

    • 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

    • 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