General

  • Target

    bfb0cca86bffab173098282c98d73f0f5e9f656c1a941eaf2825eaed2fe0bd7e

  • Size

    3.1MB

  • Sample

    250306-b1yk8svqs9

  • MD5

    6fff0bde80320c306f02d25c633ea187

  • SHA1

    18bab497bc210c2e3606071d4b2fef620957b679

  • SHA256

    bfb0cca86bffab173098282c98d73f0f5e9f656c1a941eaf2825eaed2fe0bd7e

  • SHA512

    b6f9c20e0ed117c726fc09c99d545228d4a67e814d56be1600b3b7dc0f3ddc7c05a545ea4afa7529626ee80b480c6d09c20142a54c043cc519a2b289352d397b

  • SSDEEP

    49152:OYyAn7ZpDTuJn8jNQ291qRgTB+5TCY3sQwDABrYD8EsF:Jf7ZpDe85QhRgklCY3srEBkU

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

litehttp

Version

v1.0.9

C2

http://185.208.156.162/page.php

Attributes
  • key

    v1d6kd29g85cm8jp4pv8tvflvg303gbl

Extracted

Family

systembc

C2

towerbingobongoboom.com

62.60.226.86

Attributes
  • dns

    5.132.191.104

Extracted

Family

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Targets

    • Target

      bfb0cca86bffab173098282c98d73f0f5e9f656c1a941eaf2825eaed2fe0bd7e

    • Size

      3.1MB

    • MD5

      6fff0bde80320c306f02d25c633ea187

    • SHA1

      18bab497bc210c2e3606071d4b2fef620957b679

    • SHA256

      bfb0cca86bffab173098282c98d73f0f5e9f656c1a941eaf2825eaed2fe0bd7e

    • SHA512

      b6f9c20e0ed117c726fc09c99d545228d4a67e814d56be1600b3b7dc0f3ddc7c05a545ea4afa7529626ee80b480c6d09c20142a54c043cc519a2b289352d397b

    • SSDEEP

      49152:OYyAn7ZpDTuJn8jNQ291qRgTB+5TCY3sQwDABrYD8EsF:Jf7ZpDe85QhRgklCY3srEBkU

    • Amadey

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

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • LiteHTTP

      LiteHTTP is an open-source bot written in C#.

    • Litehttp family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Systembc family

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • XMRig Miner payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Downloads MZ/PE file

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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.

    • Drops startup file

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks