General

  • Target

    f9f7617f570c19bce23d6e16c4f089e9bf3216a66332508f7856618d6ad3432b.exe

  • Size

    2.9MB

  • Sample

    241218-ljhtkatjgx

  • MD5

    af9a36d68ca9e91fc1890af2231e6e22

  • SHA1

    916e638c992719eacf18a9d981f5950c2cbf029a

  • SHA256

    f9f7617f570c19bce23d6e16c4f089e9bf3216a66332508f7856618d6ad3432b

  • SHA512

    a441bdbaec87bf85d54aa8ad767051029af2bb005cda0faa3103fa0e47a498aa6ef5c80ce485e078f5ba7a1b63cb0d98e21aa3ccb13c5b7ad2f04d49a04b09d2

  • SSDEEP

    49152:aVlzUpabk4K0uM6uDjQSMBk7mKpJlsarEiBgWO1:a/zUp2+0uME67mKfqWED

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

lumma

Targets

    • Target

      f9f7617f570c19bce23d6e16c4f089e9bf3216a66332508f7856618d6ad3432b.exe

    • Size

      2.9MB

    • MD5

      af9a36d68ca9e91fc1890af2231e6e22

    • SHA1

      916e638c992719eacf18a9d981f5950c2cbf029a

    • SHA256

      f9f7617f570c19bce23d6e16c4f089e9bf3216a66332508f7856618d6ad3432b

    • SHA512

      a441bdbaec87bf85d54aa8ad767051029af2bb005cda0faa3103fa0e47a498aa6ef5c80ce485e078f5ba7a1b63cb0d98e21aa3ccb13c5b7ad2f04d49a04b09d2

    • SSDEEP

      49152:aVlzUpabk4K0uM6uDjQSMBk7mKpJlsarEiBgWO1:a/zUp2+0uME67mKfqWED

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Lumma Stealer, LummaC

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

    • Lumma 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

    • 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 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.

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks