General

  • Target

    ecc94c155f0fdfe0dd3938d839fc936a2e8e95288bebd3b891e3244de659e8c9

  • Size

    5.5MB

  • Sample

    250224-rbx66swlx4

  • MD5

    8236d72aed8c8a041750539e10766e69

  • SHA1

    04a6d6a8fa1b0c07f626c7120c1de990a46891a1

  • SHA256

    ecc94c155f0fdfe0dd3938d839fc936a2e8e95288bebd3b891e3244de659e8c9

  • SHA512

    f6fdc792575e2f3d678f82050bd39a4217971cde8186b45a90f3c4f7b8f60f15fbc6763eb2d24faad9689a8fb477a10a2de40409436d1f4ad9d23fd5828bd916

  • SSDEEP

    98304:qjiM8Rm/AcvkKJUeLMJFGBeQRS0sDRrnsSwXfRLMXL/beuI9kJ+PFxrEwF:qjVA4JJUehB5S7yXpLMb/befkJ+txrEw

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

      ecc94c155f0fdfe0dd3938d839fc936a2e8e95288bebd3b891e3244de659e8c9

    • Size

      5.5MB

    • MD5

      8236d72aed8c8a041750539e10766e69

    • SHA1

      04a6d6a8fa1b0c07f626c7120c1de990a46891a1

    • SHA256

      ecc94c155f0fdfe0dd3938d839fc936a2e8e95288bebd3b891e3244de659e8c9

    • SHA512

      f6fdc792575e2f3d678f82050bd39a4217971cde8186b45a90f3c4f7b8f60f15fbc6763eb2d24faad9689a8fb477a10a2de40409436d1f4ad9d23fd5828bd916

    • SSDEEP

      98304:qjiM8Rm/AcvkKJUeLMJFGBeQRS0sDRrnsSwXfRLMXL/beuI9kJ+PFxrEwF:qjVA4JJUehB5S7yXpLMb/befkJ+txrEw

    • 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.

    • 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