General

  • Target

    73897c497394d9f83b016e6377594c5d.bin

  • Size

    1.8MB

  • Sample

    241121-bqv3csxmfz

  • MD5

    f49a2d102df53b51ce910823a10fcc1c

  • SHA1

    a56f89d1f9d3a2edc115a9d35066615a1b1c5894

  • SHA256

    f1c625f67455e36db8a74b2837b9747ffa878cfc46947696c7e27bc413a76add

  • SHA512

    d73a50f925078f73942a080bc913df3fca773cc6c111773e1f95366403ada00b24c9b17522f0b56f351ed495528ed3f81559f1b88219d3d129be755fe10b1d9c

  • SSDEEP

    49152:xP+DOeSRED1EfEkwxB7LEtkcIPLgVv6JstfCz:xWDJbKEkMdLZcIPUlKiw

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

      8ef6cd5928d602f0011ba38eaada3c2a5a8e26930c9064400f81e7e182bc7aaa.exe

    • Size

      1.8MB

    • MD5

      73897c497394d9f83b016e6377594c5d

    • SHA1

      0243a0aa886487a7e9911aaf1ed5ddb28d983b71

    • SHA256

      8ef6cd5928d602f0011ba38eaada3c2a5a8e26930c9064400f81e7e182bc7aaa

    • SHA512

      e809ebb44765c671c703a61bb28e20f0383c8405a543b94ad88778e5c14682d57c5ffe866e690032b3b85cc500c4270be8452c5ac4a7b8ecca90440b9d4a736e

    • SSDEEP

      24576:VdnKzvhEbF6tPhl1QLNquQR+hxt4Hpqv8EWFz47ev/1JVWcvtYOwbHKpOBJ9pQQr:v+yF65hl1Mx+q8EWh1J/WbEOLgQnun

    • 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