Resubmissions

25/11/2025, 20:55

251125-zqtrasslcj10

25/11/2025, 20:43

251125-zhyehsyjay10

25/11/2025, 20:43

251125-zhxszsyjax

25/11/2025, 20:43

251125-zhpsdayjaw

23/09/2025, 19:26

250923-x5k2laem8110

18/08/2025, 23:28

250818-3gc9qsytgx

18/08/2025, 23:28

250818-3gbe5sykz4

15/08/2025, 10:08

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15/08/2025, 10:08

250815-l57ptawvax

14/08/2025, 15:38

250814-s3edtawpw210

General

  • Target
    37d8e1ce3b6e6488942717aa78cb54785edc985143bcc8d9ba9f42d73a3dbd7a.exe
  • Size 22.5MB
  • Sample250923-x5k2laem81
  • SHA256 37d8e1ce3b6e6488942717aa78cb54785edc985143bcc8d9ba9f42d73a3dbd7a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • fickerstealer

C2
  • 80.87.192.115:80

Extracted

Family
  • redline

Botnet
  • @zhilsholi

C2
  • yabynennet.xyz:81

Attributes
  • auth_value

    c2d0b7a2ede97b91495c99e75b4f27fb

Extracted

Family
  • asyncrat

Version
  • 0.5.7B

Botnet
  • Default

C2
  • gfhhjgh.duckdns.org:8050

Mutex
  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_file

    system32.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • njrat

Version
  • im523

Botnet
  • mediaget

C2
  • kazya1.hopto.org:1470

Mutex
  • a797c6ca3f5e7aff8fa1149c47fe9466

Attributes
  • reg_key

    a797c6ca3f5e7aff8fa1149c47fe9466

  • splitter

    |'|'|

Extracted

Family
  • raccoon

Version
  • 1.8.3-hotfix

Botnet
  • 5781468cedb3a203003fdf1f12e72fe98d6f1c0f

Attributes
  • url4cnc

    http://194.180.174.53/brikitiki

    http://91.219.236.18/brikitiki

    http://194.180.174.41/brikitiki

    http://91.219.236.148/brikitiki

    https://t.me/brikitiki

rc4.plain
rc4.plain

Extracted

Family
  • oski

C2
  • prepepe.ac.ug

Extracted

Family
  • azorult

C2
  • http://195.245.112.115/index.php

Extracted

Family
  • pony

C2
  • http://londonpaerl.co.uk/yesup/gate.php

Targets

    • Target
      37d8e1ce3b6e6488942717aa78cb54785edc985143bcc8d9ba9f42d73a3dbd7a.exe
    • Size 22.5MB
    • SHA256 37d8e1ce3b6e6488942717aa78cb54785edc985143bcc8d9ba9f42d73a3dbd7a
    • MD5 SHA1 SHA512 SSDEEP
    • AsyncRat

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

    • Asyncrat family

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Azorult family

    • Blackmoon family

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Detect Blackmoon payload

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

    • Fickerstealer

      Ficker is an infostealer written in Rust and ASM.

    • Fickerstealer family

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Gh0strat family

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • Hawkeye family

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • Nanocore family

    • Njrat family

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

    • Oski family

    • Pony family

    • Pony,Fareit

      Pony is a Remote Access Trojan application that steals information.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PurpleFox

      PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    • Purplefox family

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer V1 payload

    • Raccoon family

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Redline family

    • Xmrig family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • xmrig

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

    • Async RAT payload

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • XMRig Miner payload

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Server Software Component: Terminal Services DLL

    • Sets service image path in registry

    • 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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • 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.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • 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: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks