General

  • Target

    9a16ee9b5c06b9076f0b35f5e366334347302ca1f6650756ffc9548901639246

  • Size

    1.9MB

  • Sample

    240704-zcnccszekb

  • MD5

    7ede7b1ad45d029e9528612dbb1e39f9

  • SHA1

    fb3beb2812cda7c3e308d1db9c82320bf781a0b2

  • SHA256

    9a16ee9b5c06b9076f0b35f5e366334347302ca1f6650756ffc9548901639246

  • SHA512

    d79a3a6a283fdb8856f56dc6377a57cb9e200c3de1a1b6a676a446d39d7c8b1124a7124d778b335b2eb24dffc6988f7f8fb8738fd60be6045ad7f05562d9bf59

  • SSDEEP

    24576:aG6kFOUlvVO3nrHFU+86Pxh4kWzLDnztqnBsIY0g69oxCfY7phVMaifOo7rcHjud:aG6T3JX0/VUbHOvRR8UPgsO

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

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      9a16ee9b5c06b9076f0b35f5e366334347302ca1f6650756ffc9548901639246

    • Size

      1.9MB

    • MD5

      7ede7b1ad45d029e9528612dbb1e39f9

    • SHA1

      fb3beb2812cda7c3e308d1db9c82320bf781a0b2

    • SHA256

      9a16ee9b5c06b9076f0b35f5e366334347302ca1f6650756ffc9548901639246

    • SHA512

      d79a3a6a283fdb8856f56dc6377a57cb9e200c3de1a1b6a676a446d39d7c8b1124a7124d778b335b2eb24dffc6988f7f8fb8738fd60be6045ad7f05562d9bf59

    • SSDEEP

      24576:aG6kFOUlvVO3nrHFU+86Pxh4kWzLDnztqnBsIY0g69oxCfY7phVMaifOo7rcHjud:aG6T3JX0/VUbHOvRR8UPgsO

    • 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