General

  • Target

    00e04bfff7ac2f455aaa9907086f7a2d59656bbbb8d9270bab74e50b2528fc61

  • Size

    345KB

  • Sample

    230429-hgk95aab33

  • MD5

    3f94b9c7227b99ffd983e4be2247e9c9

  • SHA1

    496a4d940f52348407f15fa9c7aa04e09dd15ee0

  • SHA256

    00e04bfff7ac2f455aaa9907086f7a2d59656bbbb8d9270bab74e50b2528fc61

  • SHA512

    dc4ba39e06ee66b3607b5acc9ffbed0ead172df2ee41384af0af7f1091fa2452954082cda2fc1416aaab8ba91638534f67294b2097790d7ecdc498da5c1efe8b

  • SSDEEP

    3072:3f5207RyNr+/BR7xmmOAe/uQe4w7v9tfmrIEmmkga1ivDsiiTefqCjU:RbMqpSmO7C7VdPEmm5siiE9

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

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

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

amadey

Version

3.70

C2

77.73.134.27/n9kdjc3xSf/index.php

Extracted

Family

djvu

C2

http://zexeq.com/lancer/get.php

Attributes
  • extension

    .foty

  • offline_id

    JFtdCcJoPS9sBORc6lnQV44QG764HrKKynxqdVt1

  • payload_url

    http://colisumy.com/dl/build2.exe

    http://zexeq.com/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-pSlL2pKijh Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0696JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.6

Botnet

1616034f091df9fd0229bc38dd17597f

C2

https://steamcommunity.com/profiles/76561199499188534

https://t.me/nutalse

Attributes
  • profile_id_v2

    1616034f091df9fd0229bc38dd17597f

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36

Extracted

Family

vidar

Version

3.6

Botnet

5cb879265de0011bfc7588d5d251aee6

C2

https://steamcommunity.com/profiles/76561199499188534

https://t.me/nutalse

Attributes
  • profile_id_v2

    5cb879265de0011bfc7588d5d251aee6

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36

Targets

    • Target

      00e04bfff7ac2f455aaa9907086f7a2d59656bbbb8d9270bab74e50b2528fc61

    • Size

      345KB

    • MD5

      3f94b9c7227b99ffd983e4be2247e9c9

    • SHA1

      496a4d940f52348407f15fa9c7aa04e09dd15ee0

    • SHA256

      00e04bfff7ac2f455aaa9907086f7a2d59656bbbb8d9270bab74e50b2528fc61

    • SHA512

      dc4ba39e06ee66b3607b5acc9ffbed0ead172df2ee41384af0af7f1091fa2452954082cda2fc1416aaab8ba91638534f67294b2097790d7ecdc498da5c1efe8b

    • SSDEEP

      3072:3f5207RyNr+/BR7xmmOAe/uQe4w7v9tfmrIEmmkga1ivDsiiTefqCjU:RbMqpSmO7C7VdPEmm5siiE9

    • Amadey

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

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Lumma Stealer

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

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks