General

  • Target

    669fb22c1be8e96e17c3ae311057072b62ee0596b996618a08373a8fe2aad55b.exe

  • Size

    347KB

  • Sample

    240430-btrt4sgg4s

  • MD5

    3934825b3356c06c70e93e41e5ada784

  • SHA1

    af7759db2bd1503f6ef933032585d1a28637fd70

  • SHA256

    669fb22c1be8e96e17c3ae311057072b62ee0596b996618a08373a8fe2aad55b

  • SHA512

    b1f6611bc75ffb455e9eb120ff65a3c184efc02fd44730540129e71bfdf30fe7f8de014e1057317c77312d538a67179031f2783ee5508bd9046d5568468db1e7

  • SSDEEP

    6144:Iow3n4zYeN4lwlXFWI46PcJ+bbdtuBx4rEZGl0HIsitMuP:1eeyOl1WI46PcJYSBxSMGl0I9P

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Targets

    • Target

      669fb22c1be8e96e17c3ae311057072b62ee0596b996618a08373a8fe2aad55b.exe

    • Size

      347KB

    • MD5

      3934825b3356c06c70e93e41e5ada784

    • SHA1

      af7759db2bd1503f6ef933032585d1a28637fd70

    • SHA256

      669fb22c1be8e96e17c3ae311057072b62ee0596b996618a08373a8fe2aad55b

    • SHA512

      b1f6611bc75ffb455e9eb120ff65a3c184efc02fd44730540129e71bfdf30fe7f8de014e1057317c77312d538a67179031f2783ee5508bd9046d5568468db1e7

    • SSDEEP

      6144:Iow3n4zYeN4lwlXFWI46PcJ+bbdtuBx4rEZGl0HIsitMuP:1eeyOl1WI46PcJYSBxSMGl0I9P

    • 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