General

  • Target

    be25ff1670cf7a87429e14a7810725ba148b8027c3ca98e2e70c649fd308c164

  • Size

    3.1MB

  • Sample

    241113-rt1p1sterk

  • MD5

    03c0a5c86aea63fefd8c69932449652e

  • SHA1

    132a6a5654ca669c42d010c96c4c2351abf147ac

  • SHA256

    be25ff1670cf7a87429e14a7810725ba148b8027c3ca98e2e70c649fd308c164

  • SHA512

    f1a680a76c906b44cba6ebeb41f1b8e0dd8597afb635c4bc079fee2e98dc2394f3f4be4c8f4ec15bbfd0bb9676f659397087480d94de6c86f8f21c55379705e7

  • SSDEEP

    98304:MtSdf5zUdfXwae2HVMCbexECfqDvUmrTRgB/:rdt3faRrql

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Targets

    • Target

      be25ff1670cf7a87429e14a7810725ba148b8027c3ca98e2e70c649fd308c164

    • Size

      3.1MB

    • MD5

      03c0a5c86aea63fefd8c69932449652e

    • SHA1

      132a6a5654ca669c42d010c96c4c2351abf147ac

    • SHA256

      be25ff1670cf7a87429e14a7810725ba148b8027c3ca98e2e70c649fd308c164

    • SHA512

      f1a680a76c906b44cba6ebeb41f1b8e0dd8597afb635c4bc079fee2e98dc2394f3f4be4c8f4ec15bbfd0bb9676f659397087480d94de6c86f8f21c55379705e7

    • SSDEEP

      98304:MtSdf5zUdfXwae2HVMCbexECfqDvUmrTRgB/:rdt3faRrql

    • Amadey

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

    • Amadey family

    • CryptBot

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

    • Cryptbot family

    • Detects CryptBot payload

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

    • Modifies Windows Defender Real-time Protection settings

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

    • Downloads MZ/PE file

    • 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.

    • 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 web browsers

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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks