General

  • Target

    bf554462c091219488a1a53fff22213df8d9530fa6ff0f59033b0c9ee9173555

  • Size

    1.3MB

  • Sample

    240902-fsjvbssdrr

  • MD5

    046ebd7e0f619f33de609ea3f126b0d3

  • SHA1

    37a0b634955eb29f9bc7d3d434838cd729bb7e17

  • SHA256

    bf554462c091219488a1a53fff22213df8d9530fa6ff0f59033b0c9ee9173555

  • SHA512

    39afa534b862f9faebb4aa1ff4144a7d53f62adfd389531f75bdf10865fe8d846e79b3138ec90f2e9d4eb92a72e7a856f0c7be857a892a54eb2f2503f3030d10

  • SSDEEP

    24576:39O/bmU++vQu1TL9yJ5d2m8y7i1HlcoGpJ042jJpUeBk2h:3k/X+75dAyMGDP2dpUYXh

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

1176f2

C2

http://185.215.113.19

Attributes
  • install_dir

    417fd29867

  • install_file

    ednfoki.exe

  • strings_key

    183201dc3defc4394182b4bff63c4065

  • url_paths

    /CoreOPT/index.php

rc4.plain

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

65.21.18.51:45580

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

redline

Botnet

LiveTraffic

C2

95.179.250.45:26212

Extracted

Family

stealc

Botnet

default2

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

amadey

Version

4.41

Botnet

cd33f9

C2

http://193.176.158.185

Attributes
  • install_dir

    fed0c9a4d3

  • install_file

    Hkbsse.exe

  • strings_key

    a2163aef710017f5548e7e730af53cca

  • url_paths

    /B0kf3CbAbR/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default

C2

http://91.202.233.158

Attributes
  • url_path

    /e96ea2db21fa9a1b.php

Extracted

Family

lumma

C2

https://locatedblsoqp.shop/api

https://millyscroqwp.shop/api

Targets

    • Target

      bf554462c091219488a1a53fff22213df8d9530fa6ff0f59033b0c9ee9173555

    • Size

      1.3MB

    • MD5

      046ebd7e0f619f33de609ea3f126b0d3

    • SHA1

      37a0b634955eb29f9bc7d3d434838cd729bb7e17

    • SHA256

      bf554462c091219488a1a53fff22213df8d9530fa6ff0f59033b0c9ee9173555

    • SHA512

      39afa534b862f9faebb4aa1ff4144a7d53f62adfd389531f75bdf10865fe8d846e79b3138ec90f2e9d4eb92a72e7a856f0c7be857a892a54eb2f2503f3030d10

    • SSDEEP

      24576:39O/bmU++vQu1TL9yJ5d2m8y7i1HlcoGpJ042jJpUeBk2h:3k/X+75dAyMGDP2dpUYXh

    • Amadey

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

    • Detects ZharkBot payload

      ZharkBot is a botnet written C++.

    • Lumma Stealer, LummaC

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

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZharkBot

      ZharkBot is a botnet written C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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.

    • Drops startup file

    • 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.

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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 Microsoft Outlook profiles

    • 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.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks