Resubmissions

09-09-2023 16:52

230909-vdfxfsch22 10

09-09-2023 08:26

230909-kbzxfaab27 10

General

  • Target

    fe7d32da2ec2d9ce4a753b71e738b716af3ab2343eed8501e76c7072a66d61a1

  • Size

    1.2MB

  • Sample

    230909-vdfxfsch22

  • MD5

    65669e1cae596c22d30bf135982f7664

  • SHA1

    bb2dbb665fd66e12e8da40adaa045c54b3a6dacb

  • SHA256

    fe7d32da2ec2d9ce4a753b71e738b716af3ab2343eed8501e76c7072a66d61a1

  • SHA512

    5a63ed1b39065bc855ce33c51f299116e515d6dd5e6efd70e0838930b9e49ec642fb9e3ad165a26eb7b8333a15311d1df04a85518d1eeac66e7aa04611e97c46

  • SSDEEP

    24576:o6Vwv9Y7PICFH5Mus5XOBWCaaDKAVaNpDLapxoHS2KQ1z/HAS/Bc50:1VY9Y7PICHMus+nKDLa3oy5Q1rAyU0

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Targets

    • Target

      fe7d32da2ec2d9ce4a753b71e738b716af3ab2343eed8501e76c7072a66d61a1

    • Size

      1.2MB

    • MD5

      65669e1cae596c22d30bf135982f7664

    • SHA1

      bb2dbb665fd66e12e8da40adaa045c54b3a6dacb

    • SHA256

      fe7d32da2ec2d9ce4a753b71e738b716af3ab2343eed8501e76c7072a66d61a1

    • SHA512

      5a63ed1b39065bc855ce33c51f299116e515d6dd5e6efd70e0838930b9e49ec642fb9e3ad165a26eb7b8333a15311d1df04a85518d1eeac66e7aa04611e97c46

    • SSDEEP

      24576:o6Vwv9Y7PICFH5Mus5XOBWCaaDKAVaNpDLapxoHS2KQ1z/HAS/Bc50:1VY9Y7PICHMus+nKDLa3oy5Q1rAyU0

    • Amadey

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

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies RDP port number used by Windows

    • Sets service image path in registry

    • 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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks