General

  • Target

    42b75859f0c8c9a10ab9f41fdea4a040f558a44b4fcee0fa9dfdf83f42254a26

  • Size

    1.8MB

  • Sample

    240430-evhvdaca43

  • MD5

    bf4a4920f9177ef5177fe103a5f8e509

  • SHA1

    9e99bfc86657a745c5ce777e8fa649d5ed367739

  • SHA256

    42b75859f0c8c9a10ab9f41fdea4a040f558a44b4fcee0fa9dfdf83f42254a26

  • SHA512

    9a34c1e4955606950594131ee712af881cca4d84290cb3cc68fc9d3c2fcdfb0f2b28b9c358ba3175381c8e93ef1fd4b75f2b4a09410b92b45b98360742380c06

  • SSDEEP

    49152:v3/bnoNqYiCsE0GUpf+yuS0OTicnPDjXznDdfYP8l:vjnEqYwE0t9+rT/sjDdfQ8

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes
  • install_dir

    5454e6f062

  • install_file

    explorta.exe

  • strings_key

    c7a869c5ba1d72480093ec207994e2bf

  • url_paths

    /sev56rkm/index.php

rc4.plain

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

185.172.128.33:8970

Extracted

Family

redline

Botnet

Test1234

C2

185.215.113.67:26260

Extracted

Family

stealc

C2

http://52.143.157.84

Attributes
  • url_path

    /c73eed764cc59dcb.php

Targets

    • Target

      42b75859f0c8c9a10ab9f41fdea4a040f558a44b4fcee0fa9dfdf83f42254a26

    • Size

      1.8MB

    • MD5

      bf4a4920f9177ef5177fe103a5f8e509

    • SHA1

      9e99bfc86657a745c5ce777e8fa649d5ed367739

    • SHA256

      42b75859f0c8c9a10ab9f41fdea4a040f558a44b4fcee0fa9dfdf83f42254a26

    • SHA512

      9a34c1e4955606950594131ee712af881cca4d84290cb3cc68fc9d3c2fcdfb0f2b28b9c358ba3175381c8e93ef1fd4b75f2b4a09410b92b45b98360742380c06

    • SSDEEP

      49152:v3/bnoNqYiCsE0GUpf+yuS0OTicnPDjXznDdfYP8l:vjnEqYwE0t9+rT/sjDdfQ8

    • Amadey

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

    • Detect ZGRat V1

    • Modifies firewall policy service

    • 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++.

    • UAC bypass

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Windows security modification

    • 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.

    • Checks whether UAC is enabled

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks