General

  • Target

    4363463463464363463463463.exe.zip

  • Size

    4KB

  • Sample

    241120-2la5hazjfn

  • MD5

    16d34133af438a73419a49de605576d9

  • SHA1

    c3dbcd70359fdad8835091c714a7a275c59bd732

  • SHA256

    e4ec3a45621dd556deeea5f953fa05909c82630e9f17baf6b14272a0360d62d1

  • SHA512

    59c0272d6faa2682b7a6ce1cd414d53cc39f06035f4f38a2e206965805034bf8012b02d59f428973965136d70c89f87ac3b17b5db9c1b1d49844be182b47a3d7

  • SSDEEP

    96:xBf1inGx9SfZ+VCv3wlTDMQ1kyKXyyJNOBIKkNvL5qK+7zHf6MlYOQVPGmcEy:xBfwncSf8Cv3w9DZjKXjmBIKEvLs97D5

Malware Config

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.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

xworm

Version

5.0

C2

panpoppo-25611.portmap.io:25611

nomorelife1.ddns.net:999

Mutex

md2hTRMYBpbXprs1

Attributes
  • Install_directory

    %AppData%

  • install_file

    Steam.exe

  • pastebin_url

    https://pastebin.com/raw/Pit7WkAV

  • telegram

    https://api.telegram.org/bot7494729704:AAGLY8mnPxkjjCvoEz520yCBT4GLhlnhRaI/sendMessage?chat_id=7222032715

aes.plain
aes.plain
aes.plain

Extracted

Family

redline

Botnet

TG CLOUD @RLREBORN Admin @FATHEROFCARDERS

C2

89.105.223.196:29862

Extracted

Family

redline

Botnet

091024

C2

185.215.113.67:33160

Extracted

Family

amadey

Version

5.03

Botnet

7c4393

C2

http://185.215.113.217

Attributes
  • install_dir

    f9c76c1660

  • install_file

    corept.exe

  • strings_key

    9808a67f01d2f0720518035acbde7521

  • url_paths

    /CoreOPT/index.php

rc4.plain

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

5.144.179.134:1604

Mutex

4d383135-1c23-463e-9bfb-fc292b6c8ee9

Attributes
  • encryption_key

    811B0CD80805D2F78D56441837D161EEF8A6E10A

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Extracted

Family

quasar

Version

1.4.0

Botnet

Office04

C2

192.168.31.99:4782

2001:4bc9:1f98:a4e::676:4782

255.255.255.0:4782

fe80::cabf:4cff:fe84:9572%17:4782

Mutex

1f65a787-81b8-4955-95e4-b7751e10cd50

Attributes
  • encryption_key

    A0B82A50BBC49EC084E3E53A9E34DF58BD7050B9

  • install_name

    Java Updater.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Java Updater

  • subdirectory

    SubDir

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

96.248.52.125:8031

Mutex

adobe_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    update.exe

  • install_folder

    %Temp%

aes.plain

Extracted

Family

redline

Botnet

25072023

C2

185.215.113.67:40960

Extracted

Family

phemedrone

C2

https://api.telegram.org/bot7414426785:AAGjcWvGORe1_ToCk6Lpu9MSjNamkIOlrLs/sendDocument

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7494729704:AAGLY8mnPxkjjCvoEz520yCBT4GLhlnhRaI/sendMessage?chat_id=7222032715

https://api.telegram.org/bot7382558274:AAFZkCVTgYkuRWqDruBGK0C9eAD8ZoE6BOs/sendMessage?chat_id=966649672

Extracted

Family

lumma

C2

https://absorptioniw.site

https://mysterisop.site

https://snarlypagowo.site

https://treatynreit.site

https://chorusarorp.site

https://abnomalrkmu.site

https://soldiefieop.site

https://questionsmw.store

https://wrappyskmwio.store

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

metasploit

Version

metasploit_stager

C2

144.34.162.13:3333

Extracted

Family

cobaltstrike

C2

http://89.197.154.115:7700/mdS9

Attributes
  • user_agent

    User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; InfoPath.1)

Extracted

Family

cryptbot

C2

fivexc5vt.top

analforeverlovyu.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family

quasar

Version

1.4.1

Botnet

sigorta

C2

18.198.25.148:1604

Mutex

af7e773d-541a-46fd-87d3-06bb0a26aab9

Attributes
  • encryption_key

    D306945220105109C86E6E257D749CE885E76091

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Extracted

Family

redline

C2

38.180.203.208:14238

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Targets

    • Target

      4363463463464363463463463.exe.zip

    • Size

      4KB

    • MD5

      16d34133af438a73419a49de605576d9

    • SHA1

      c3dbcd70359fdad8835091c714a7a275c59bd732

    • SHA256

      e4ec3a45621dd556deeea5f953fa05909c82630e9f17baf6b14272a0360d62d1

    • SHA512

      59c0272d6faa2682b7a6ce1cd414d53cc39f06035f4f38a2e206965805034bf8012b02d59f428973965136d70c89f87ac3b17b5db9c1b1d49844be182b47a3d7

    • SSDEEP

      96:xBf1inGx9SfZ+VCv3wlTDMQ1kyKXyyJNOBIKkNvL5qK+7zHf6MlYOQVPGmcEy:xBfwncSf8Cv3w9DZjKXjmBIKEvLs97D5

    • Amadey

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

    • Amadey family

    • Ammyy Admin

      Remote admin tool with various capabilities.

    • AmmyyAdmin payload

    • Ammyyadmin family

    • AsyncRat

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

    • Asyncrat family

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Cobaltstrike family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detect Xworm Payload

    • FlawedAmmyy RAT

      Remote-access trojan based on leaked code for the Ammyy remote admin software.

    • Flawedammyy family

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Metasploit family

    • Modifies security service

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Netsupport family

    • Phemedrone

      An information and wallet stealer written in C#.

    • Phemedrone family

    • Phorphiex family

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • RedLine

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

    • RedLine payload

    • Redline family

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Sectoprat family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

    • Windows security bypass

    • Xmrig family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • xmrig

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

    • Async RAT payload

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Modifies boot configuration data using bcdedit

    • XMRig Miner payload

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Stops running service(s)

    • .NET Reactor proctector

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

    • A potential corporate email address has been identified in the URL: [email protected]

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Windows security modification

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks