General

  • Target
    fedcaf57f0459c113cf0b609ec2713b111e50d25d15e321ccaa5dc89d72528e8.exe
  • Size 1.8MB
  • Sample250326-xdx7vaspx3
  • SHA256 fedcaf57f0459c113cf0b609ec2713b111e50d25d15e321ccaa5dc89d72528e8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://176.113.115.7/mine/random.exe

Extracted

Language
  • ps1

Deobfuscated
Source
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
  • stealc

Botnet
  • trump

C2
  • http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://176.113.115.7/mine/random.exe

Targets

    • Target
      fedcaf57f0459c113cf0b609ec2713b111e50d25d15e321ccaa5dc89d72528e8.exe
    • Size 1.8MB
    • SHA256 fedcaf57f0459c113cf0b609ec2713b111e50d25d15e321ccaa5dc89d72528e8
    • MD5 SHA1 SHA512 SSDEEP
    • Amadey

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

    • Amadey family

    • Modifies security service

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Netsupport family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

    • Sets service image path in registry

    • Stops running service(s)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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.

    • Deletes itself

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Modifies file permissions

    • 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.

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks