General

  • Target

    f0f59f3cd22b0bfc52184a3beddb976c843dac2a15f357e951f09cc5949032c8

  • Size

    1.8MB

  • Sample

    240321-3elhbsch88

  • MD5

    414bee622f9e05a8b3b35661fc2bc30e

  • SHA1

    cb241143b21be2c5c8e6d84f132ad49ed0899d0d

  • SHA256

    f0f59f3cd22b0bfc52184a3beddb976c843dac2a15f357e951f09cc5949032c8

  • SHA512

    de8395c1a2c887ef2fd53aff2bba23819193c768c6c58503ed483362209c3a90dbc9c6648396b0c27af57785f2820a0ae9da024e6980fac1c599e39b1e41c8f1

  • SSDEEP

    49152:OdYAEYNueoUpz8HY2iHHMckXqHPGLpFXsiof32bnGE:IYuoy2iHsWHPaXswbn5

Malware Config

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

      f0f59f3cd22b0bfc52184a3beddb976c843dac2a15f357e951f09cc5949032c8

    • Size

      1.8MB

    • MD5

      414bee622f9e05a8b3b35661fc2bc30e

    • SHA1

      cb241143b21be2c5c8e6d84f132ad49ed0899d0d

    • SHA256

      f0f59f3cd22b0bfc52184a3beddb976c843dac2a15f357e951f09cc5949032c8

    • SHA512

      de8395c1a2c887ef2fd53aff2bba23819193c768c6c58503ed483362209c3a90dbc9c6648396b0c27af57785f2820a0ae9da024e6980fac1c599e39b1e41c8f1

    • SSDEEP

      49152:OdYAEYNueoUpz8HY2iHHMckXqHPGLpFXsiof32bnGE:IYuoy2iHsWHPaXswbn5

    • Amadey

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

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • 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.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks