General

  • Target

    6e0563352d79e8e841c8469f90bc90eba202d8466de5080b1fde9d6b0c19de7fN.exe

  • Size

    2.9MB

  • Sample

    241217-2gv9wa1jdy

  • MD5

    fdf59cbf8f04f400aee5653fe6469240

  • SHA1

    a8425dc088a6a3dc9105d0906950d2529a3a35bb

  • SHA256

    6e0563352d79e8e841c8469f90bc90eba202d8466de5080b1fde9d6b0c19de7f

  • SHA512

    e9114e83e60e76839cf9c188223ef25e0130526843f12a20e672e899414ca4e256a55d4779cf74063542103635854944cb46adb9a923f471a76d6ef0606cefd6

  • SSDEEP

    49152:DUWQgGR/9Z17uMskkSaFOaStGdSPOSrsusPrsCSXR1V:DUl9Z175skkS+OamGqbVarmBf

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

lumma

Extracted

Family

cryptbot

Targets

    • Target

      6e0563352d79e8e841c8469f90bc90eba202d8466de5080b1fde9d6b0c19de7fN.exe

    • Size

      2.9MB

    • MD5

      fdf59cbf8f04f400aee5653fe6469240

    • SHA1

      a8425dc088a6a3dc9105d0906950d2529a3a35bb

    • SHA256

      6e0563352d79e8e841c8469f90bc90eba202d8466de5080b1fde9d6b0c19de7f

    • SHA512

      e9114e83e60e76839cf9c188223ef25e0130526843f12a20e672e899414ca4e256a55d4779cf74063542103635854944cb46adb9a923f471a76d6ef0606cefd6

    • SSDEEP

      49152:DUWQgGR/9Z17uMskkSaFOaStGdSPOSrsusPrsCSXR1V:DUl9Z175skkS+OamGqbVarmBf

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Enumerates VirtualBox registry keys

    • 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.

    • Drops startup file

    • 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

    • Checks installed software on the system

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks