General

  • Target

    b45668afb94ea2e49c43b46f4bdf0d8e5f094a68ad6134a08776e62ae827cb28

  • Size

    1.8MB

  • Sample

    240910-mylpfazgjj

  • MD5

    a018a2c341fadc73555af6f6c5c71498

  • SHA1

    72a56fb2d9210151edebd153c2b053a3389de4c9

  • SHA256

    b45668afb94ea2e49c43b46f4bdf0d8e5f094a68ad6134a08776e62ae827cb28

  • SHA512

    a831566c37319b83e8019c0c420f9eb8fbe22319a69b56f4c7de68a9e0bea1fbbee66fe23b3b78692cb55a81017edad61ea8a98409ba6a0ac49cb339f4ce40c4

  • SSDEEP

    49152:FlnaG3cEdW7KUN9N2ZkQ1xXarA6azAWvod5:FlnaG7dW7r9N2Z7aUhzva5

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

redline

Botnet

LiveTraffic

C2

95.179.250.45:26212

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

65.21.18.51:45580

Extracted

Family

stealc

Botnet

default2

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

cryptbot

C2

fivev5sb.top

sevtv17pn.top

analforeverlovyu.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family

stealc

Botnet

default

C2

http://91.202.233.158

Attributes
  • url_path

    /e96ea2db21fa9a1b.php

Extracted

Family

redline

Botnet

bundle

C2

185.215.113.67:15206

Targets

    • Target

      b45668afb94ea2e49c43b46f4bdf0d8e5f094a68ad6134a08776e62ae827cb28

    • Size

      1.8MB

    • MD5

      a018a2c341fadc73555af6f6c5c71498

    • SHA1

      72a56fb2d9210151edebd153c2b053a3389de4c9

    • SHA256

      b45668afb94ea2e49c43b46f4bdf0d8e5f094a68ad6134a08776e62ae827cb28

    • SHA512

      a831566c37319b83e8019c0c420f9eb8fbe22319a69b56f4c7de68a9e0bea1fbbee66fe23b3b78692cb55a81017edad61ea8a98409ba6a0ac49cb339f4ce40c4

    • SSDEEP

      49152:FlnaG3cEdW7KUN9N2ZkQ1xXarA6azAWvod5:FlnaG7dW7r9N2Z7aUhzva5

    • Amadey

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

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • 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

    • 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)

    • 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.

    • 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.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks