General

  • Target

    file.exe

  • Size

    2.4MB

  • Sample

    240708-1g2afssemf

  • MD5

    286e26bd1701fc3054707a64e052edf3

  • SHA1

    0f655ee5b95b7325517892f6f08a6ace4766000d

  • SHA256

    9e12b808314ab31153be5ca2472dde413e0f3d8c0fdb038261397d7a4881b739

  • SHA512

    3e3854d2ba26fa1c83f23597d8c2d6856f333a05cfb9cb5def62c9cba7eeee8568acae472382d7b35d3ba8b4528e2bc6e9697ee2b90da7986eb9b5b2efd00ae1

  • SSDEEP

    49152:tDpIhkMDWttqvSka/ZutDupLNFFRB07VO4UyHKybP5kpTLqUQK0qW7IMZ6T:pCK3qqV49ubgO4mppnHi7ILT

Malware Config

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Targets

    • Target

      file.exe

    • Size

      2.4MB

    • MD5

      286e26bd1701fc3054707a64e052edf3

    • SHA1

      0f655ee5b95b7325517892f6f08a6ace4766000d

    • SHA256

      9e12b808314ab31153be5ca2472dde413e0f3d8c0fdb038261397d7a4881b739

    • SHA512

      3e3854d2ba26fa1c83f23597d8c2d6856f333a05cfb9cb5def62c9cba7eeee8568acae472382d7b35d3ba8b4528e2bc6e9697ee2b90da7986eb9b5b2efd00ae1

    • SSDEEP

      49152:tDpIhkMDWttqvSka/ZutDupLNFFRB07VO4UyHKybP5kpTLqUQK0qW7IMZ6T:pCK3qqV49ubgO4mppnHi7ILT

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Stealc

      Stealc is an infostealer written in C++.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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 NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks