General

  • Target

    a491f26b843a273836138325f9a7ac5dfaa157c60fdeebc48d8d119441026778

  • Size

    7.1MB

  • Sample

    241124-12khfaslfz

  • MD5

    6df8ee058f3cba1db50ef0c0aaf3ae7d

  • SHA1

    79cd200bc02f9f1003c855ff014cbd57c9bc2a15

  • SHA256

    a491f26b843a273836138325f9a7ac5dfaa157c60fdeebc48d8d119441026778

  • SHA512

    0b07c2e87d10bedb6c109112bf731773d7ff6a3c9e0aac3a6f4d6314459ff99f68f7bc89b0d806cc0ad4c5c2f59bf57dc38333f041d210e04cfd2b5844dadd8e

  • SSDEEP

    98304:Vcs5H7xl63txeIxZv9o6EAwNerPsx36PzLRkcIsK9ptkRernJ4w2mCOWVaB4X1h:VckxlgtFZvzwN2X1k7qknJ4lz8B4Fh

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

      a491f26b843a273836138325f9a7ac5dfaa157c60fdeebc48d8d119441026778

    • Size

      7.1MB

    • MD5

      6df8ee058f3cba1db50ef0c0aaf3ae7d

    • SHA1

      79cd200bc02f9f1003c855ff014cbd57c9bc2a15

    • SHA256

      a491f26b843a273836138325f9a7ac5dfaa157c60fdeebc48d8d119441026778

    • SHA512

      0b07c2e87d10bedb6c109112bf731773d7ff6a3c9e0aac3a6f4d6314459ff99f68f7bc89b0d806cc0ad4c5c2f59bf57dc38333f041d210e04cfd2b5844dadd8e

    • SSDEEP

      98304:Vcs5H7xl63txeIxZv9o6EAwNerPsx36PzLRkcIsK9ptkRernJ4w2mCOWVaB4X1h:VckxlgtFZvzwN2X1k7qknJ4lz8B4Fh

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • XMRig Miner payload

    • 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.

    • Drops startup file

    • 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.

    • 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.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks