General

  • Target

    f5a3df91a203be91d154f1c5f88ca03e371e0a45aed991e120ff4c67c154c694

  • Size

    1.8MB

  • Sample

    240401-tme6vahb3w

  • MD5

    5f10dc90d9fe21309b89cc0b316f2f53

  • SHA1

    97d397b628f9ddc636407815a075eed4f8e9ea2c

  • SHA256

    f5a3df91a203be91d154f1c5f88ca03e371e0a45aed991e120ff4c67c154c694

  • SHA512

    a2aefd5abc9082a2ba04a4f92297a35c654534379742fd343bf4bb487d9815b927a11130e21ba39ecc4b00d7ffd8914543289b2b46ac7c45ee2f4a73ddb22eec

  • SSDEEP

    49152:MgpfWdJa2+RdjN6+dsHJZ0VgRRplet2fCO:Mgp/BFNzsfCgRRpQv

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Targets

    • Target

      f5a3df91a203be91d154f1c5f88ca03e371e0a45aed991e120ff4c67c154c694

    • Size

      1.8MB

    • MD5

      5f10dc90d9fe21309b89cc0b316f2f53

    • SHA1

      97d397b628f9ddc636407815a075eed4f8e9ea2c

    • SHA256

      f5a3df91a203be91d154f1c5f88ca03e371e0a45aed991e120ff4c67c154c694

    • SHA512

      a2aefd5abc9082a2ba04a4f92297a35c654534379742fd343bf4bb487d9815b927a11130e21ba39ecc4b00d7ffd8914543289b2b46ac7c45ee2f4a73ddb22eec

    • SSDEEP

      49152:MgpfWdJa2+RdjN6+dsHJZ0VgRRplet2fCO:Mgp/BFNzsfCgRRpQv

    • Amadey

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

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • Drops startup file

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks