General

  • Target

    4363463463464363463463463.exe

  • Size

    10KB

  • Sample

    240130-ax3v4sfddr

  • MD5

    2a94f3960c58c6e70826495f76d00b85

  • SHA1

    e2a1a5641295f5ebf01a37ac1c170ac0814bb71a

  • SHA256

    2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce

  • SHA512

    fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f

  • SSDEEP

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

Malware Config

Extracted

Family

blacknet

Version

v3.7.0 Public

Botnet

HacKed

C2

http://190.123.44.240

Mutex

BN[]

Attributes
  • antivm

    false

  • elevate_uac

    false

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    e162b1333458a713bc6916cc8ac4110c

  • startup

    true

  • usb_spread

    false

Extracted

Family

asyncrat

Version

| Edit 3LOSH RAT

Botnet

Load_Man

C2

leetman.dynuddns.com:1337

Mutex

AsyncMutex_6SI8asdasd2casOkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

metasploit

Version

windows/reverse_tcp

C2

185.223.235.19:4444

Extracted

Family

amadey

Version

4.17

C2

http://5.42.66.29

Attributes
  • install_dir

    f60f0ba310

  • install_file

    Dctooux.exe

  • strings_key

    f34f781563773d1d56ad6459936524d1

  • url_paths

    /b9djjcaSed/index.php

rc4.plain

Extracted

Family

vidar

Version

55.7

Botnet

1827

C2

https://t.me/deadftx

https://www.ultimate-guitar.com/u/smbfupkuhrgc1

http://116.202.2.1:80

Attributes
  • profile_id

    1827

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://maxximbrasil.com/themes/config_20.ps1

Extracted

Family

smokeloader

Botnet

pub2

Extracted

Family

redline

Botnet

@Pixelscloud

C2

94.156.66.203:13781

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/index.php

rc4.plain

Extracted

Family

smokeloader

Version

2022

C2

http://vatra.at/tmp/

http://spbdg.ru/tmp/

http://skinndia.com/tmp/

http://cracker.biz/tmp/

http://piratia-life.ru/tmp/

http://piratia.su/tmp/

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

risepro

C2

193.233.132.62:50500

Extracted

Family

redline

Botnet

666

C2

195.20.16.103:18305

Extracted

Family

lumma

C2

https://consciouosoepewmausj.site/api

https://braidfadefriendklypk.site/api

Extracted

Family

remcos

Botnet

Go!!!

C2

dangerous.hopto.org:2404

dangerous.hopto.org:2602

91.92.242.184:2602

91.92.242.184:2404

Attributes
  • audio_folder

    ??????????? ??????

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    taskhost.exe

  • copy_folder

    System32

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    tapiui.dat

  • keylog_flag

    false

  • keylog_folder

    System32

  • mouse_option

    false

  • mutex

    ???-LDKG91

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    ?????????

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Extracted

Family

xworm

C2

209.145.51.44:7000

Mutex

iLWUbOJf8Atlquud

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    braun-web.de
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    W-',MR8n2X

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    braun-web.de
  • Port:
    21
  • Username:
    florian
  • Password:
    W-',MR8n2X

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    braun-web.de
  • Port:
    21
  • Username:
    admin
  • Password:
    W-',MR8n2X

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    braun-web.de
  • Port:
    21
  • Username:
    braun-web
  • Password:
    W-',MR8n2X

Extracted

Family

xworm

Version

5.0

C2

canadian-perspectives.gl.at.ply.gg:33203

Mutex

TLsk4Xp0P8GNpwQw

Attributes
  • Install_directory

    %AppData%

  • install_file

    msedge.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.

    • AsyncRat

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

    • BlackNET

      BlackNET is an open source remote access tool written in VB.NET.

    • BlackNET payload

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • DcRat

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

    • Detect Xworm Payload

    • Detect ZGRat V1

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • MetaSploit

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

    • 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 payload

    • RedLine

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

    • RedLine payload

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Rhadamanthys

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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • XMRig Miner payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • xmrig

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

    • Async RAT payload

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets file execution options in registry

    • Stops running service(s)

    • .NET Reactor proctector

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • 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.

    • UPX packed file

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

    • Uses the VBS compiler for execution

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • 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.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Modifies powershell logging option

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks