General

  • Target

    8e23b3582853710875fb30abdbdb639371f3263b7b573f4fd594d35d9b8604d8.exe

  • Size

    1.7MB

  • Sample

    241116-lmdn1sxnfk

  • MD5

    8787e810108c1f384d909ebd558f93ef

  • SHA1

    2b7e9dbc05b8d865313f643546862124221a46b3

  • SHA256

    8e23b3582853710875fb30abdbdb639371f3263b7b573f4fd594d35d9b8604d8

  • SHA512

    b23894c317f82f26d8788bbb210bd14bd74ecfff4204828dc98ef7d73fde5a7477c83434d93bd03fef82f6ddbc13ab210fc15dbf317175790da3b6bdeecf6a37

  • SSDEEP

    24576:zM7LEQgr7J/Hr0WD2p9psWkGdCnpmDa0lVICo0BJ4WCj2uf4G2I5DqiPbf1xZRqw:w/Vgr7J/QWDSpL/wUZWChu5txDf1x3f

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

Targets

    • Target

      8e23b3582853710875fb30abdbdb639371f3263b7b573f4fd594d35d9b8604d8.exe

    • Size

      1.7MB

    • MD5

      8787e810108c1f384d909ebd558f93ef

    • SHA1

      2b7e9dbc05b8d865313f643546862124221a46b3

    • SHA256

      8e23b3582853710875fb30abdbdb639371f3263b7b573f4fd594d35d9b8604d8

    • SHA512

      b23894c317f82f26d8788bbb210bd14bd74ecfff4204828dc98ef7d73fde5a7477c83434d93bd03fef82f6ddbc13ab210fc15dbf317175790da3b6bdeecf6a37

    • SSDEEP

      24576:zM7LEQgr7J/Hr0WD2p9psWkGdCnpmDa0lVICo0BJ4WCj2uf4G2I5DqiPbf1xZRqw:w/Vgr7J/QWDSpL/wUZWChu5txDf1x3f

    • 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

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

    • Blocklisted process makes network request

    • 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.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks