General

  • Target

    76c2f75bf3efb5964c432f7661d22d58.bin

  • Size

    1.7MB

  • Sample

    241223-bqm2ratlgn

  • MD5

    f4927ea72ffbf671389536893b3d4b58

  • SHA1

    1b706c38a92dc87f36b643840f9229c96c5d8a3e

  • SHA256

    abddce5b04582e68268412241811ff912e8cc512ddf2f4fedbf8a7a3b3ffb958

  • SHA512

    7d7126a7a11a3bc726f89cb4b3ff4c568fe56ab493d9d94daad5181857a0ec3c6dfb6325d9020cd8ade39fab4d0e83ec7973a21efd4314e82540fb859038469e

  • SSDEEP

    49152:BobC2fexpQep0dc1YqYJEGAt19xAsG87IBW/q:OCjxP0/qYaEsX7IB1

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

C2

https://pollution-raker.cyou/api

https://hosue-billowy.cyou/api

https://ripe-blade.cyou/api

https://smash-boiling.cyou/api

https://supporse-comment.cyou/api

https://greywe-snotty.cyou/api

https://steppriflej.xyz/api

https://sendypaster.xyz/api

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

cryptbot

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://bitbucket.org/mynewworkspace123312/scnd/downloads/tiktok_adult.exe

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7855878545:AAEEMUvgpX9jTAxlDd2gM_Sbv2jbI6-5_0o/sendMessage?chat_id=7427009775

Targets

    • Target

      939310706200640f603a1fb3e6528c3a4bafa87e0d610e817a7824cf2e089bc7.exe

    • Size

      2.8MB

    • MD5

      76c2f75bf3efb5964c432f7661d22d58

    • SHA1

      521badd0c5d9f85986a7845b3163b82b87c0589d

    • SHA256

      939310706200640f603a1fb3e6528c3a4bafa87e0d610e817a7824cf2e089bc7

    • SHA512

      e9462f252fdb9f4591b0b96a97cee084e88299c066b7d1d0e862bc9b78fed2e1159d91fc74fa906f0b942f36560fffda2dc49dd059e48dc309489c9047955e51

    • SSDEEP

      49152:GcUejriX8cBywn04rFnpO3vNcDmq//ICH44JTD8K6QlO:GcUejrk8cANeDO3lamggM441De

    • 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

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu aka WhiteSnake is a malware stealer written in C#.

    • 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

    • Poverty Stealer

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

    • Povertystealer family

    • 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

    • Blocklisted process makes network request

    • 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 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • 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