General

  • Target

    859622eac7de1e7f0ef6d4d838ade04415c2afa3fd5cb85c5191ea81a88c23bf

  • Size

    1.8MB

  • Sample

    240827-e6zl9svdnq

  • MD5

    23974bfd83b486cbc875648217c1944c

  • SHA1

    eb4a7f83a747e0d7a1a6ec1e341728e9c097c7d4

  • SHA256

    859622eac7de1e7f0ef6d4d838ade04415c2afa3fd5cb85c5191ea81a88c23bf

  • SHA512

    c6595b77fbab9b23960a54b8a453b4d0270be7bfede1b1e69c29821c05b0da6b88578f57cceefe7d5c8f562fdb2350fbdb3703129999d133b445f1639a1fa935

  • SSDEEP

    24576:Sr7H26pPSjL/WifuxGCliPP2bnTwA7g4TpBJ0QFOozFH3OkD90i/7TtQondZJYai:kHNJSPxfuxTS4NT0U53OkDX/BPS

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

95.179.163.21:29257

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

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

62.113.117.95:4449

Mutex

hwelcvbupaqfzors

Attributes
  • delay

    10

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

amadey

Version

4.41

Botnet

a51500

C2

http://api.garageserviceoperation.com

Attributes
  • install_dir

    0cf505a27f

  • install_file

    ednfovi.exe

  • strings_key

    0044a8b8e295529eaf3743c9bc3171d2

  • url_paths

    /CoreOPT/index.php

rc4.plain

Targets

    • Target

      859622eac7de1e7f0ef6d4d838ade04415c2afa3fd5cb85c5191ea81a88c23bf

    • Size

      1.8MB

    • MD5

      23974bfd83b486cbc875648217c1944c

    • SHA1

      eb4a7f83a747e0d7a1a6ec1e341728e9c097c7d4

    • SHA256

      859622eac7de1e7f0ef6d4d838ade04415c2afa3fd5cb85c5191ea81a88c23bf

    • SHA512

      c6595b77fbab9b23960a54b8a453b4d0270be7bfede1b1e69c29821c05b0da6b88578f57cceefe7d5c8f562fdb2350fbdb3703129999d133b445f1639a1fa935

    • SSDEEP

      24576:Sr7H26pPSjL/WifuxGCliPP2bnTwA7g4TpBJ0QFOozFH3OkD90i/7TtQondZJYai:kHNJSPxfuxTS4NT0U53OkDX/BPS

    • Amadey

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

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detects ZharkBot payload

      ZharkBot is a botnet written C++.

    • 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

    • ZharkBot

      ZharkBot is a botnet written C++.

    • Async RAT payload

    • 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)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks