Resubmissions

17-12-2024 13:35

241217-qv6rzs1nhp 10

15-11-2024 19:06

241115-xr6q5szdnf 10

14-11-2024 23:35

241114-3lfknavfqg 10

14-11-2024 23:26

241114-3eysnavfje 10

14-11-2024 23:12

241114-26znlavdqq 10

General

  • Target

    4363463463464363463463463.exe

  • Size

    10KB

  • Sample

    241114-26znlavdqq

  • MD5

    2a94f3960c58c6e70826495f76d00b85

  • SHA1

    e2a1a5641295f5ebf01a37ac1c170ac0814bb71a

  • SHA256

    2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce

  • SHA512

    fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f

  • SSDEEP

    192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66

Attributes
  • mutex

    Klipux

Extracted

Family

xworm

C2

91.92.249.37:9049

https://pastebin.com/raw/LWUHVqrD:48602480

147.185.221.22:47930

127.0.0.1:47930

154.216.18.213:7000

Mutex

aMtkXNimPlkESDx9

aes.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
aes.plain

Extracted

Family

vidar

Version

11.3

Botnet

a770ee12f3b037ae568cfe2254681c7d

C2

https://t.me/asg7rd

https://steamcommunity.com/profiles/76561199794498376

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Extracted

Family

vidar

Version

10.7

Botnet

1b47b87875b9774afdda9b2528e389d1

C2

https://steamcommunity.com/profiles/76561199751190313

https://t.me/pech0nk

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

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

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Family

metasploit

Version

windows/reverse_tcp

C2

64.176.38.237:8139

Extracted

Family

xworm

Version

5.0

C2

62.113.117.95:5665

Mutex

oQNXB2TbsZoFMnfW

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

quasar

Version

1.4.1

Botnet

Test

C2

193.161.193.99:35184

67.205.154.243:35184

Mutex

9cabbafb-503b-49f1-ab22-adc756455c10

Attributes
  • encryption_key

    8B93C77AC1C58EA80A3327E9FD26246A79EF3B8E

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    MS Build Tools

  • subdirectory

    Microsoft-Build-Tools

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Receiving + Grabber v6.0.4

Botnet

NewClient

C2

157.20.182.183:4449

Mutex

fsqshvwapaxdhwtdp

Attributes
  • delay

    1

  • install

    false

  • install_file

    Winup.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

73.62.14.5:4782

Mutex

3aaa11be-d135-4877-a61e-c409c29a7a60

Attributes
  • encryption_key

    BC9162791FD860195CF75664AE64885B64D5B5CE

  • install_name

    Client1.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Startup

  • subdirectory

    SubDir

Extracted

Family

redline

Botnet

Logs

C2

185.215.113.9:9137

Extracted

Family

metasploit

Version

metasploit_stager

C2

185.202.113.6:4243

144.34.162.13:3333

Extracted

Family

gurcu

C2

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

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

vidar

Version

11.5

Botnet

321a707fa673780c2e4ab40d133f2899

C2

https://t.me/gos90t

https://steamcommunity.com/profiles/76561199800374635

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

3.70.228.168:555

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

ser.nrovn.xyz:6606

ser.nrovn.xyz:7707

ser.nrovn.xyz:8808

Mutex

nfMlxLKxWkbD

Attributes
  • delay

    3

  • install

    true

  • install_file

    http.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

lumma

C2

https://caffegclasiqwp.shop/api

https://stamppreewntnq.shop/api

https://stagedchheiqwo.shop/api

https://millyscroqwp.shop/api

https://evoliutwoqm.shop/api

https://condedqpwqm.shop/api

https://traineiwnqo.shop/api

https://locatedblsoqp.shop/api

https://associationokeo.shop/api

https://turkeyunlikelyofw.shop/api

https://detectordiscusser.shop/api

https://technologyenterdo.shop/api

https://fieldtrollyeowskwe.shop/api

Extracted

Family

xworm

Version

3.0

C2

notes-congress.gl.at.ply.gg:24370

Mutex

xfgLgucyz0P7wfhC

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      4363463463464363463463463.exe

    • Size

      10KB

    • MD5

      2a94f3960c58c6e70826495f76d00b85

    • SHA1

      e2a1a5641295f5ebf01a37ac1c170ac0814bb71a

    • SHA256

      2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce

    • SHA512

      fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f

    • SSDEEP

      192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K

    • Amadey

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

    • Amadey family

    • AsyncRat

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

    • Asyncrat family

    • DcRat

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

    • Dcrat family

    • Detect Vidar Stealer

    • Detect Xworm Payload

    • Detects Go variant of Hive Ransomware

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Dharma family

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Hive

      A ransomware written in Golang first seen in June 2021.

    • Hive family

    • 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 Windows Defender Real-time Protection settings

    • Modifies security service

    • Njrat 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.

    • Process spawned unexpected child process

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

    • 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

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • Rhadamanthys family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Windows security bypass

    • Xmrig family

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm 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.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Renames multiple (182) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Indicator Removal: Network Share Connection Removal

      Adversaries may remove share connections that are no longer useful in order to clean up traces of their operation.

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Sets service image path in registry

    • Stops running service(s)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • .NET Reactor proctector

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

    • 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.

    • 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.

    • 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.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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 Service Discovery

      Attempt to gather information on host's network.

    • Network Share Discovery

      Attempt to gather information on host network.

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • 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