General

  • Target

    d08de3a0e58a16b544c3d739b2a5598a.bin

  • Size

    1.8MB

  • Sample

    240708-ehebes1emn

  • MD5

    b5c0d87e8442d147aba41d3697908eb6

  • SHA1

    561e4c01b4a64f0b40b8fb497eb9a0b028982188

  • SHA256

    1736c07ed5ecbce42428c75063b89d56ac38a00e30f8fb87e15113385c378b8a

  • SHA512

    f0f545bb03258977f4e4c8788b2db114566efe4a92aea041192bcf0520626705403e8e31831e79f9389acda94881fdfec61c7e47fbc59c862ac03eb6d229539b

  • SSDEEP

    49152:wQ3hl0Dw6yP/PxJBM61KvixDxO2A9q8kwBazkxD9KAZ:wE0Dw66Xx/lKvaDxOn9q8kgaQxpK0

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      a337d575a5fef97dc3bc9e565d358d51112c3c031979041d7bfaa8208d9b4f07.exe

    • Size

      1.8MB

    • MD5

      d08de3a0e58a16b544c3d739b2a5598a

    • SHA1

      f400d5d976ffb48a349a2c813c9c5723e7175138

    • SHA256

      a337d575a5fef97dc3bc9e565d358d51112c3c031979041d7bfaa8208d9b4f07

    • SHA512

      ad3090320ff57e870e78729bdc6fdab476dc60bf65cfcb8fef3a6417c0341e1f0298e467c3bd742a8f5f6e30ffb022130ccabe0eb903952ea70cf954561c886b

    • SSDEEP

      49152:APtjSvqEq1g3nc2hDkh2PcdOOTCNSf1dFYLV7qrvAvcxf9:2tjSvNqonDhAEPCORqdFYZpvcx9

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • 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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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

MITRE ATT&CK Enterprise v15

Tasks