General

  • Target

    71adec6910885d6bb62095c4c85e230d9acd1f547d1cbe27813740979968a93a

  • Size

    1.8MB

  • Sample

    240402-leelcacg5v

  • MD5

    c76246d2870c5043e410132ab91f3851

  • SHA1

    fe759389d6dcb33888472dc969183a675ecec428

  • SHA256

    71adec6910885d6bb62095c4c85e230d9acd1f547d1cbe27813740979968a93a

  • SHA512

    1741f23f66ba9ecee4f5051bd5d5934a13a6195aab1c5030f846e455d15b0c30b05289ca7816f6a685e347b760072a009db29c11500d1e14352921f9f4f968e5

  • SSDEEP

    49152:NehQtUtrh3kAWySCSf1tJmgz4GbB+HB+FaXaM1HUQA0:NehQOdxCySCmmwf1+HBOKUQP

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

      71adec6910885d6bb62095c4c85e230d9acd1f547d1cbe27813740979968a93a

    • Size

      1.8MB

    • MD5

      c76246d2870c5043e410132ab91f3851

    • SHA1

      fe759389d6dcb33888472dc969183a675ecec428

    • SHA256

      71adec6910885d6bb62095c4c85e230d9acd1f547d1cbe27813740979968a93a

    • SHA512

      1741f23f66ba9ecee4f5051bd5d5934a13a6195aab1c5030f846e455d15b0c30b05289ca7816f6a685e347b760072a009db29c11500d1e14352921f9f4f968e5

    • SSDEEP

      49152:NehQtUtrh3kAWySCSf1tJmgz4GbB+HB+FaXaM1HUQA0:NehQOdxCySCmmwf1+HBOKUQP

    • 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.

    • 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