General

  • Target

    b0a41ef79b4e2d1103fc3cb904cf290727eea95d3d5e558a402b89810e358398

  • Size

    1.8MB

  • Sample

    240821-tlw3za1gkk

  • MD5

    4e682551bcfdeb8b4ce646267fa70f91

  • SHA1

    c940bf4640a8bbb706f5cd4c7ddf674bab27490b

  • SHA256

    b0a41ef79b4e2d1103fc3cb904cf290727eea95d3d5e558a402b89810e358398

  • SHA512

    c7cd2f65618079a41927878121b3b3194f55b7962f9a6014a37a68891899d4e5fe95f669331e825ea1c4f2a545bcbbb08d2853ee9413377a7f67b01f63a71c19

  • SSDEEP

    49152:73sriazZMviDZqtZIfv6YdAQ/r8SDuTXpZoVb07:4risCiVKZIfvz2QcTZZ+

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

xworm

C2

127.0.0.1:7000

beshomandotestbesnd.run.place:7000

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot2128988424:AAEkYnwvOQA95riqRZwlqBxg4GV-odRNOyo/sendMessage?chat_id=966649672

Extracted

Family

redline

Botnet

NEW TEST

C2

beshomandotestbesnd.run.place:46717

Extracted

Family

stealc

Botnet

penis

C2

http://185.196.9.140

Attributes
  • url_path

    /c3f845711fab35f8.php

Targets

    • Target

      b0a41ef79b4e2d1103fc3cb904cf290727eea95d3d5e558a402b89810e358398

    • Size

      1.8MB

    • MD5

      4e682551bcfdeb8b4ce646267fa70f91

    • SHA1

      c940bf4640a8bbb706f5cd4c7ddf674bab27490b

    • SHA256

      b0a41ef79b4e2d1103fc3cb904cf290727eea95d3d5e558a402b89810e358398

    • SHA512

      c7cd2f65618079a41927878121b3b3194f55b7962f9a6014a37a68891899d4e5fe95f669331e825ea1c4f2a545bcbbb08d2853ee9413377a7f67b01f63a71c19

    • SSDEEP

      49152:73sriazZMviDZqtZIfv6YdAQ/r8SDuTXpZoVb07:4risCiVKZIfvz2QcTZZ+

    • Amadey

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

    • Detect Xworm Payload

    • RedLine

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

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Xworm

      Xworm is a remote access trojan written in 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)

    • 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.

    • 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.

    • Loads dropped DLL

    • 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 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks