General

  • Target

    c7b59dea2273e4ebd8fe978be25b382793dcfd9fda75a70b8e47729019102645.exe

  • Size

    1.8MB

  • Sample

    241120-dw5j4azhlm

  • MD5

    946e0d79b6edda9e5ab8153aa408d19d

  • SHA1

    a21e757593cbb76bf2577e005d49cc1ac4a3e2f9

  • SHA256

    c7b59dea2273e4ebd8fe978be25b382793dcfd9fda75a70b8e47729019102645

  • SHA512

    480286484c5365bd62040c1f5aec39707c82d6e84fc9c8e9f7d7fc6c55c9f0fbbb92b83bc2a3dc1731d32525488a4ce468bdf0b4c0dcf067caf8154f4760b293

  • SSDEEP

    49152:eMgDvfXfXaSDycRZQmCBFWpWlzlioNECaKvgz:fgD/a+x5diwopaKvgz

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

      c7b59dea2273e4ebd8fe978be25b382793dcfd9fda75a70b8e47729019102645.exe

    • Size

      1.8MB

    • MD5

      946e0d79b6edda9e5ab8153aa408d19d

    • SHA1

      a21e757593cbb76bf2577e005d49cc1ac4a3e2f9

    • SHA256

      c7b59dea2273e4ebd8fe978be25b382793dcfd9fda75a70b8e47729019102645

    • SHA512

      480286484c5365bd62040c1f5aec39707c82d6e84fc9c8e9f7d7fc6c55c9f0fbbb92b83bc2a3dc1731d32525488a4ce468bdf0b4c0dcf067caf8154f4760b293

    • SSDEEP

      49152:eMgDvfXfXaSDycRZQmCBFWpWlzlioNECaKvgz:fgD/a+x5diwopaKvgz

    • 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