General

  • Target

    45fa8505ba3aecb9c23fdd9a4c30188fbeb7d0675c1d756992dac17a35a011e1

  • Size

    1.8MB

  • Sample

    240419-ld6y7see8w

  • MD5

    7099a31913bbd018f636bcb608311405

  • SHA1

    e36742112f30945e8de53f6a0f8ee9ab2353c74b

  • SHA256

    45fa8505ba3aecb9c23fdd9a4c30188fbeb7d0675c1d756992dac17a35a011e1

  • SHA512

    770c2b8306109ffb046e07af81c7e538654016adc0cf610c99d25d0b53b5ee88e462d65a32263ed91f69a98cdf909bbd97a144bb72f11b1112e99c89c8acdb1b

  • SSDEEP

    49152:ZngTwhSmh2gheykRw0r18OWGWezByMQvHeKea9giBi:ZnvSc2K0r1dWezByPTgiBi

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Targets

    • Target

      45fa8505ba3aecb9c23fdd9a4c30188fbeb7d0675c1d756992dac17a35a011e1

    • Size

      1.8MB

    • MD5

      7099a31913bbd018f636bcb608311405

    • SHA1

      e36742112f30945e8de53f6a0f8ee9ab2353c74b

    • SHA256

      45fa8505ba3aecb9c23fdd9a4c30188fbeb7d0675c1d756992dac17a35a011e1

    • SHA512

      770c2b8306109ffb046e07af81c7e538654016adc0cf610c99d25d0b53b5ee88e462d65a32263ed91f69a98cdf909bbd97a144bb72f11b1112e99c89c8acdb1b

    • SSDEEP

      49152:ZngTwhSmh2gheykRw0r18OWGWezByMQvHeKea9giBi:ZnvSc2K0r1dWezByPTgiBi

    • Amadey

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

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

    • Blocklisted process makes network request

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks