General

  • Target

    d462da0fbb27b3f082d775f996858f1037d6e634cbaf35751bd91d0a62a52da3

  • Size

    7.1MB

  • Sample

    241125-n54z2asjem

  • MD5

    89e38f0434f1fed489c80fd84738a79c

  • SHA1

    1fdc7f7685c3c87774aa9659ed1a22e044455fc7

  • SHA256

    d462da0fbb27b3f082d775f996858f1037d6e634cbaf35751bd91d0a62a52da3

  • SHA512

    ea2a2772a327e8f679662425cbfcecba451b525ded90342361aaa86a64f66574c553043fbf10dce2a8600fae235ae5b66a90c1b372f10eb64e33493eae94655c

  • SSDEEP

    196608:Hx0tsYo7QU6iuCESEC11DpSekCBjTQjJGfE4xIhJkdr:Hx0tVo7J117SjCNTWJGMSIY

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

Extracted

Family

vidar

Version

11.8

Botnet

93e4f2dec1428009f8bc755e83a21d1b

C2

https://t.me/fu4chmo

https://steamcommunity.com/profiles/76561199802540894

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Targets

    • Target

      d462da0fbb27b3f082d775f996858f1037d6e634cbaf35751bd91d0a62a52da3

    • Size

      7.1MB

    • MD5

      89e38f0434f1fed489c80fd84738a79c

    • SHA1

      1fdc7f7685c3c87774aa9659ed1a22e044455fc7

    • SHA256

      d462da0fbb27b3f082d775f996858f1037d6e634cbaf35751bd91d0a62a52da3

    • SHA512

      ea2a2772a327e8f679662425cbfcecba451b525ded90342361aaa86a64f66574c553043fbf10dce2a8600fae235ae5b66a90c1b372f10eb64e33493eae94655c

    • SSDEEP

      196608:Hx0tsYo7QU6iuCESEC11DpSekCBjTQjJGfE4xIhJkdr:Hx0tVo7J117SjCNTWJGMSIY

    • 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

    • Detect Vidar Stealer

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • 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.

    • 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.

    • 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