General

  • Target

    8d69e64b83a54089dcbf55a2aa726a905040428c9b5ad0ffc53876256640e18c

  • Size

    938KB

  • Sample

    250306-bmzldatyft

  • MD5

    100bd6bacfe8cde2b3d01379c45e9282

  • SHA1

    5af8a1c8556ee19da4a43d1c9a5fced8960fb751

  • SHA256

    8d69e64b83a54089dcbf55a2aa726a905040428c9b5ad0ffc53876256640e18c

  • SHA512

    b6e02ef0adde68a5dcbd707c8bbb4dd0ff705c48b53cc5b4d1ff4a6eec772668a2c80ee1a61bd6d9906a8ab9412ea7904d293281de4ad3afff5b782e444600ef

  • SSDEEP

    24576:VqDEvCTbMWu7rQYlBQcBiT6rprG8aylF:VTvC/MTQYxsWR7ayl

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

systembc

C2

towerbingobongoboom.com

62.60.226.86

Attributes
  • dns

    5.132.191.104

Extracted

Family

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Extracted

Family

vidar

Botnet

ir7am

C2

https://t.me/l793oy

https://steamcommunity.com/profiles/76561199829660832

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Extracted

Family

litehttp

Version

v1.0.9

C2

http://185.208.156.162/page.php

Attributes
  • key

    v1d6kd29g85cm8jp4pv8tvflvg303gbl

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Targets

    • Target

      8d69e64b83a54089dcbf55a2aa726a905040428c9b5ad0ffc53876256640e18c

    • Size

      938KB

    • MD5

      100bd6bacfe8cde2b3d01379c45e9282

    • SHA1

      5af8a1c8556ee19da4a43d1c9a5fced8960fb751

    • SHA256

      8d69e64b83a54089dcbf55a2aa726a905040428c9b5ad0ffc53876256640e18c

    • SHA512

      b6e02ef0adde68a5dcbd707c8bbb4dd0ff705c48b53cc5b4d1ff4a6eec772668a2c80ee1a61bd6d9906a8ab9412ea7904d293281de4ad3afff5b782e444600ef

    • SSDEEP

      24576:VqDEvCTbMWu7rQYlBQcBiT6rprG8aylF:VTvC/MTQYxsWR7ayl

    • Amadey

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

    • Amadey family

    • Detect Vidar Stealer

    • Detects Healer an antivirus disabler dropper

    • GCleaner

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

    • Gcleaner family

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • LiteHTTP

      LiteHTTP is an open-source bot written in C#.

    • Litehttp family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Systembc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Downloads MZ/PE file

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks