General

  • Target

    a2643e9273c5ef35d63d63a0edd7acd80516c223512caf3132fae740a157b4ef

  • Size

    1.8MB

  • Sample

    250208-dyerfssmdt

  • MD5

    9c4a6b21f788b6a05a0ecf0156a3e6dd

  • SHA1

    81b84d6f1fd396cd3442f76da18cc9d0b9529aa9

  • SHA256

    a2643e9273c5ef35d63d63a0edd7acd80516c223512caf3132fae740a157b4ef

  • SHA512

    ad6a48e92890b2ddadf0f0c8f6a14a92a698c701d0cd4a2fd5504c5a76dc46d9180fff108cff4adde7615c9c16179d27993d2547481e3b7977f0f4ad5c74972e

  • SSDEEP

    49152:hPX1lHF25v/HSw0xgo/7SzU44d9+Ao6P1jFhofJE2AQ:hPFlHF2tExgiGmd9RVfofJEQ

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Targets

    • Target

      a2643e9273c5ef35d63d63a0edd7acd80516c223512caf3132fae740a157b4ef

    • Size

      1.8MB

    • MD5

      9c4a6b21f788b6a05a0ecf0156a3e6dd

    • SHA1

      81b84d6f1fd396cd3442f76da18cc9d0b9529aa9

    • SHA256

      a2643e9273c5ef35d63d63a0edd7acd80516c223512caf3132fae740a157b4ef

    • SHA512

      ad6a48e92890b2ddadf0f0c8f6a14a92a698c701d0cd4a2fd5504c5a76dc46d9180fff108cff4adde7615c9c16179d27993d2547481e3b7977f0f4ad5c74972e

    • SSDEEP

      49152:hPX1lHF25v/HSw0xgo/7SzU44d9+Ao6P1jFhofJE2AQ:hPFlHF2tExgiGmd9RVfofJEQ

    • Amadey

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

    • Amadey family

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

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks