General

  • Target

    7c6a81079813370432edcd2f1232a5fa8975f237bf6bbb03525c74875ac7c5d7.exe

  • Size

    2.9MB

  • Sample

    241219-m9c7faslcp

  • MD5

    8b0277ba1a22268ffe9c78b3f612dac9

  • SHA1

    e1bf347d4f3d73472abbab73d047d5cf76beefdf

  • SHA256

    7c6a81079813370432edcd2f1232a5fa8975f237bf6bbb03525c74875ac7c5d7

  • SHA512

    26bbd35697052d1a9f1b10b2a31c6e960598a6e429850a13c717e9c548d4b87d4b651b532e45db22f46454ee840448e404e3f906f4832e5988b63dc4410cb03c

  • SSDEEP

    49152:qfKA49/TqhlO+8ptCANYJc1eqP/w0JEKor3Ne7:qfK1/TqjOFLYJc19P/Hng+

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

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

cryptbot

C2

http://home.fivetk5vt.top/hLfzXsaqNtoEGyaUtOMJ1734

Extracted

Family

lumma

Targets

    • Target

      7c6a81079813370432edcd2f1232a5fa8975f237bf6bbb03525c74875ac7c5d7.exe

    • Size

      2.9MB

    • MD5

      8b0277ba1a22268ffe9c78b3f612dac9

    • SHA1

      e1bf347d4f3d73472abbab73d047d5cf76beefdf

    • SHA256

      7c6a81079813370432edcd2f1232a5fa8975f237bf6bbb03525c74875ac7c5d7

    • SHA512

      26bbd35697052d1a9f1b10b2a31c6e960598a6e429850a13c717e9c548d4b87d4b651b532e45db22f46454ee840448e404e3f906f4832e5988b63dc4410cb03c

    • SSDEEP

      49152:qfKA49/TqhlO+8ptCANYJc1eqP/w0JEKor3Ne7:qfK1/TqjOFLYJc19P/Hng+

    • 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

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • 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)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • 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