General

  • Target

    1d1ca9438cb800e982544370f38762f8.bin

  • Size

    1.7MB

  • Sample

    241120-bdff5swhkg

  • MD5

    9ec512ca25628b07a5ae37bd36676ee7

  • SHA1

    9a8fcfa384c56211fb7bb9c87fba0442fd6a654c

  • SHA256

    4d6a6179b0f6c692352da0dc3341bee129f5bd3ac085220c8caad6a72ac5484a

  • SHA512

    afb901f1fe59bd34696b2da422b53158759591073f2007b826e236ef68573c47ae817cfc94f8acd59e68a7d0d5486e7bdc947fedda83209e2f8f5908292c2080

  • SSDEEP

    49152:/qmpg8GjCF4tvJWLlN6HMeyf0AnL1Jtk/8kxuUc8n3:S87YhWLwG0AnPFuuUcs3

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

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

      f6b9748417a17234c49842dd3327f0c2bdd840448a2d92e5246fa5c87dd41162.exe

    • Size

      1.7MB

    • MD5

      1d1ca9438cb800e982544370f38762f8

    • SHA1

      12c7ea625d7af01fea395529f894a821229aeade

    • SHA256

      f6b9748417a17234c49842dd3327f0c2bdd840448a2d92e5246fa5c87dd41162

    • SHA512

      438651a8f81aff38ad77ebb44519f8907be1196a1ce26624a2b672563485996e26a21f3448b11c3fe9b9946c8eda3d92d8618df3ecd7e1ef790c310964c75bdd

    • SSDEEP

      49152:ZubnkRA6mQV2g89P792w7KEjt5NWD/obJN:ZuLkG6NV2T7VvNIQbn

    • 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks