General

  • Target

    7d332ab5030675d5e7e9bc263f854c9d2486ec916f71253dd85a87405cb1f4c4

  • Size

    1.8MB

  • Sample

    241125-x5k2layncl

  • MD5

    7806ab5c893804e35735bc477434c564

  • SHA1

    eb83c08a45b9e15829fa4b7133734cef20bbdeb5

  • SHA256

    7d332ab5030675d5e7e9bc263f854c9d2486ec916f71253dd85a87405cb1f4c4

  • SHA512

    78023aff7436404479b92e6265594a84793985665db41ad7ec8c615b194fdc4539d888b7a80070bd09a7a8e7344df0923861c3a78e60b82b6cfabe85b68c9c80

  • SSDEEP

    49152:xAU53TCLMJGI1nAsIVWqPedD03P4nMOHyMuSW:xH3mLZI1nAzV3eRjMOHyMDW

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

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      7d332ab5030675d5e7e9bc263f854c9d2486ec916f71253dd85a87405cb1f4c4

    • Size

      1.8MB

    • MD5

      7806ab5c893804e35735bc477434c564

    • SHA1

      eb83c08a45b9e15829fa4b7133734cef20bbdeb5

    • SHA256

      7d332ab5030675d5e7e9bc263f854c9d2486ec916f71253dd85a87405cb1f4c4

    • SHA512

      78023aff7436404479b92e6265594a84793985665db41ad7ec8c615b194fdc4539d888b7a80070bd09a7a8e7344df0923861c3a78e60b82b6cfabe85b68c9c80

    • SSDEEP

      49152:xAU53TCLMJGI1nAsIVWqPedD03P4nMOHyMuSW:xH3mLZI1nAzV3eRjMOHyMDW

    • 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

    • Detects CryptBot payload

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

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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 user/profile data of web browsers

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

    • Windows security modification

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks