Resubmissions

24/02/2025, 14:20

250224-rnpesswrx2 10

24/02/2025, 14:04

250224-rc8djawms3 10

General

  • Target

    7129b840f0989ce9ac64f9d1ee0db1ece548ec71d63e653397a6005cbca717be

  • Size

    2.0MB

  • Sample

    250224-rc8djawms3

  • MD5

    f535a2a3ca7b38ed010ce2b98e01f308

  • SHA1

    fb666ffde90f618ed0da5636225d9d8f4ff17ce5

  • SHA256

    7129b840f0989ce9ac64f9d1ee0db1ece548ec71d63e653397a6005cbca717be

  • SHA512

    19269ee294d004827ce2a4adfd7daeec8b153b733174bf1245b68b4d8539ef63e5795d6357df6bdbfb827baf81dbf46b86355c38c6d4a31a97c6109e135095ce

  • SSDEEP

    49152:ZZYzMAWV57s9At7WsyBYLjNSWF/4YTuT:HOWAiPyBYLjY0Tu

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

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

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      7129b840f0989ce9ac64f9d1ee0db1ece548ec71d63e653397a6005cbca717be

    • Size

      2.0MB

    • MD5

      f535a2a3ca7b38ed010ce2b98e01f308

    • SHA1

      fb666ffde90f618ed0da5636225d9d8f4ff17ce5

    • SHA256

      7129b840f0989ce9ac64f9d1ee0db1ece548ec71d63e653397a6005cbca717be

    • SHA512

      19269ee294d004827ce2a4adfd7daeec8b153b733174bf1245b68b4d8539ef63e5795d6357df6bdbfb827baf81dbf46b86355c38c6d4a31a97c6109e135095ce

    • SSDEEP

      49152:ZZYzMAWV57s9At7WsyBYLjNSWF/4YTuT:HOWAiPyBYLjY0Tu

    • Amadey

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

    • Amadey family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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.

    • 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 user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks