General

  • Target

    db7f6b90fb81bbff19d9ac9b6e8f6465e536a5428d888b73be6f5d4a969dcd19

  • Size

    1.7MB

  • Sample

    240710-gffskszdmj

  • MD5

    3f8e1855a2e2dd666ff5afaa12d8f7ab

  • SHA1

    1719bbfea7d7a0ddca31b4a982c7cc32159bae63

  • SHA256

    db7f6b90fb81bbff19d9ac9b6e8f6465e536a5428d888b73be6f5d4a969dcd19

  • SHA512

    bdd8efa0d73685df27a5ea0afcd446ec4578c98b9c31296bfc9410c72023c4b1cda9110dac7f4505d3c39b5d74524e6c318012d39bfe29e78c155d381be30d00

  • SSDEEP

    49152:VUObcV9gA9jabIgubCdHZYa9yaEzTkDVS:VO92ea/Ez4Dw

Malware Config

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

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      db7f6b90fb81bbff19d9ac9b6e8f6465e536a5428d888b73be6f5d4a969dcd19

    • Size

      1.7MB

    • MD5

      3f8e1855a2e2dd666ff5afaa12d8f7ab

    • SHA1

      1719bbfea7d7a0ddca31b4a982c7cc32159bae63

    • SHA256

      db7f6b90fb81bbff19d9ac9b6e8f6465e536a5428d888b73be6f5d4a969dcd19

    • SHA512

      bdd8efa0d73685df27a5ea0afcd446ec4578c98b9c31296bfc9410c72023c4b1cda9110dac7f4505d3c39b5d74524e6c318012d39bfe29e78c155d381be30d00

    • SSDEEP

      49152:VUObcV9gA9jabIgubCdHZYa9yaEzTkDVS:VO92ea/Ez4Dw

    • 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks