General

  • Target

    5eb00b4d1604a197ddd4f16476ddcb649686de0160158c2a04136e7a62d0246b.exe

  • Size

    2.9MB

  • Sample

    241219-de23mstrb1

  • MD5

    f04e6f4a98b27fccb18cdde586a3e946

  • SHA1

    9bf30c2d707089f4b0afbb8d6ea4a7a8a2374691

  • SHA256

    5eb00b4d1604a197ddd4f16476ddcb649686de0160158c2a04136e7a62d0246b

  • SHA512

    841c22e9e66d490a918de842b5d5e458aeb9cc178d54e8a34ac6f4b81932e9305a41095cef70c8eb4b0582068cc492e26baa7440a921b86ee05833ffc0142bb5

  • SSDEEP

    49152:ySH+zx0utEJ2AzeVsFxdeRqDr0EA/2IEeZuqiXRL:ySedptEJtzeVsFxdDDr0EA+4cXt

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

cryptbot

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

Targets

    • Target

      5eb00b4d1604a197ddd4f16476ddcb649686de0160158c2a04136e7a62d0246b.exe

    • Size

      2.9MB

    • MD5

      f04e6f4a98b27fccb18cdde586a3e946

    • SHA1

      9bf30c2d707089f4b0afbb8d6ea4a7a8a2374691

    • SHA256

      5eb00b4d1604a197ddd4f16476ddcb649686de0160158c2a04136e7a62d0246b

    • SHA512

      841c22e9e66d490a918de842b5d5e458aeb9cc178d54e8a34ac6f4b81932e9305a41095cef70c8eb4b0582068cc492e26baa7440a921b86ee05833ffc0142bb5

    • SSDEEP

      49152:ySH+zx0utEJ2AzeVsFxdeRqDr0EA/2IEeZuqiXRL:ySedptEJtzeVsFxdDDr0EA+4cXt

    • 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

    • Xmrig family

    • xmrig

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

    • Enumerates VirtualBox registry keys

    • 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.

    • 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.

    • 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