General

  • Target

    122c8fa6cec8c75deff869aad3ee031709e084c3c46bdb5be25119f884b89fb3

  • Size

    1.8MB

  • Sample

    241217-ynj9eawmaz

  • MD5

    6b7cca5a323f5e7087052dbe58f4c15a

  • SHA1

    f98a92658e8f8d25f689955b1f657fbcdc30d88e

  • SHA256

    122c8fa6cec8c75deff869aad3ee031709e084c3c46bdb5be25119f884b89fb3

  • SHA512

    8d2e7398a2f5be0044d91dcaa60f4e020baf334d8d5c822dd777226295a21fea78863c1ae806a3ea810dc9664858bfe75cdfe692e62db31edce62f06c0b7c327

  • SSDEEP

    24576:LXxMkX4JFVvXWkDBhybHlVpKFhmOqgBvr0pyc3TXvg+DEjibUCLuEarCpy+2qW3G:9MkSFVZElVcFhVqgFrPo0+DriERQ2PL

Malware Config

Extracted

Family

stealc

Botnet

stok

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

Extracted

Family

lumma

Extracted

Family

cryptbot

Targets

    • Target

      122c8fa6cec8c75deff869aad3ee031709e084c3c46bdb5be25119f884b89fb3

    • Size

      1.8MB

    • MD5

      6b7cca5a323f5e7087052dbe58f4c15a

    • SHA1

      f98a92658e8f8d25f689955b1f657fbcdc30d88e

    • SHA256

      122c8fa6cec8c75deff869aad3ee031709e084c3c46bdb5be25119f884b89fb3

    • SHA512

      8d2e7398a2f5be0044d91dcaa60f4e020baf334d8d5c822dd777226295a21fea78863c1ae806a3ea810dc9664858bfe75cdfe692e62db31edce62f06c0b7c327

    • SSDEEP

      24576:LXxMkX4JFVvXWkDBhybHlVpKFhmOqgBvr0pyc3TXvg+DEjibUCLuEarCpy+2qW3G:9MkSFVZElVcFhVqgFrPo0+DriERQ2PL

    • 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 Poverty Stealer Payload

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Poverty Stealer

      Poverty Stealer is a crypto and infostealer written in C++.

    • Povertystealer family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Enumerates VirtualBox registry keys

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks