Resubmissions

26-08-2024 14:57

240826-sbns6szcnc 10

25-08-2024 09:16

240825-k8nknsweme 10

General

  • Target

    e4f673d0ed9ac5f229d7e33ae98f49f9ea055adbab386a0648eb883c6c6f42f0

  • Size

    1.9MB

  • Sample

    240825-k8nknsweme

  • MD5

    109cf057cb02ab577db5e5d64f9fa6e1

  • SHA1

    94036004ce7ffa7bbe283f1590aeaae399bffa87

  • SHA256

    e4f673d0ed9ac5f229d7e33ae98f49f9ea055adbab386a0648eb883c6c6f42f0

  • SHA512

    8050631b2e23ca32138e6f1315e6bfc0e08a40da6e492a0abf0d4be0e98a179b59f62ff1741203d02a20330bcbbed1655040facd316cd365ce93c6bee206adee

  • SSDEEP

    49152:OQpceCnsIeowXO/dw+CidkDCC7lQ6jt/Gr5VCC:OQvChKXUdaXQyeVN

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

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

Extracted

Family

amadey

Version

4.41

Botnet

cd33f9

C2

http://193.176.158.185

Attributes
  • install_dir

    fed0c9a4d3

  • install_file

    Hkbsse.exe

  • strings_key

    a2163aef710017f5548e7e730af53cca

  • url_paths

    /B0kf3CbAbR/index.php

rc4.plain

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

Targets

    • Target

      e4f673d0ed9ac5f229d7e33ae98f49f9ea055adbab386a0648eb883c6c6f42f0

    • Size

      1.9MB

    • MD5

      109cf057cb02ab577db5e5d64f9fa6e1

    • SHA1

      94036004ce7ffa7bbe283f1590aeaae399bffa87

    • SHA256

      e4f673d0ed9ac5f229d7e33ae98f49f9ea055adbab386a0648eb883c6c6f42f0

    • SHA512

      8050631b2e23ca32138e6f1315e6bfc0e08a40da6e492a0abf0d4be0e98a179b59f62ff1741203d02a20330bcbbed1655040facd316cd365ce93c6bee206adee

    • SSDEEP

      49152:OQpceCnsIeowXO/dw+CidkDCC7lQ6jt/Gr5VCC:OQvChKXUdaXQyeVN

    • 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++.

    • 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)

    • 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

    • Server Software Component: Terminal Services DLL

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks