General

  • Target

    3f2614635851ef3e5650e798b525a31bdd75cf3eb1d36e913409943fce9e4bd5

  • Size

    1.9MB

  • Sample

    240406-gp4wrsch57

  • MD5

    6aeae430c75531023102a05eeb0a641e

  • SHA1

    6820d3ad17761f49096b2fdcda0930808f4792b8

  • SHA256

    3f2614635851ef3e5650e798b525a31bdd75cf3eb1d36e913409943fce9e4bd5

  • SHA512

    cd01b9ae4d85e8e9f771f091f028301bac52466e999224fa3a00297be846ef4ed8576be8918a5afa25246515f78b7afe8d8cd00c31fa705ed4406a96c14a4afe

  • SSDEEP

    49152:8G24+5Ua/HvbszOohtzY/mGVtRbkaw5bY616er:8Gho3bszjht0D5iYBu

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

4.17

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

      3f2614635851ef3e5650e798b525a31bdd75cf3eb1d36e913409943fce9e4bd5

    • Size

      1.9MB

    • MD5

      6aeae430c75531023102a05eeb0a641e

    • SHA1

      6820d3ad17761f49096b2fdcda0930808f4792b8

    • SHA256

      3f2614635851ef3e5650e798b525a31bdd75cf3eb1d36e913409943fce9e4bd5

    • SHA512

      cd01b9ae4d85e8e9f771f091f028301bac52466e999224fa3a00297be846ef4ed8576be8918a5afa25246515f78b7afe8d8cd00c31fa705ed4406a96c14a4afe

    • SSDEEP

      49152:8G24+5Ua/HvbszOohtzY/mGVtRbkaw5bY616er:8Gho3bszjht0D5iYBu

    • 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