General

  • Target

    cbf870e75a16ff74448548661a52f881fcd99aa65a1b49c6371bad46ce56b3a3

  • Size

    250KB

  • Sample

    230323-z3ne2scb7t

  • MD5

    05554979322c3f5e1cb18cac8dd25d71

  • SHA1

    8e48f2fed93da9ed9efd0b1b5cfe6128874f4f2a

  • SHA256

    cbf870e75a16ff74448548661a52f881fcd99aa65a1b49c6371bad46ce56b3a3

  • SHA512

    2f1f8a0425b6b0d477360a4831adf656628d4ca582c8fe6df4c1dcd3a49f758deb71fb7ca580d5541c366da3d08705760b9c5da3fb51099dbc2ea95a53a15517

  • SSDEEP

    3072:73y1Q05p2CVDLgvO+yNHPwZUVBfIXa9MiqpRP43WReKQEtsl5h/RrNCA:W1tVDLw3y8UL9qpRP43YdoJ

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

djvu

C2

http://zexeq.com/test2/get.php

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

Attributes
  • extension

    .tywd

  • offline_id

    Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1

  • payload_url

    http://uaery.top/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-f8UEvx4T0A 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: 0671IsjO

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes
  • profile_id_v2

    00d92484c9b27bc8482a2cc94cacc508

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Targets

    • Target

      cbf870e75a16ff74448548661a52f881fcd99aa65a1b49c6371bad46ce56b3a3

    • Size

      250KB

    • MD5

      05554979322c3f5e1cb18cac8dd25d71

    • SHA1

      8e48f2fed93da9ed9efd0b1b5cfe6128874f4f2a

    • SHA256

      cbf870e75a16ff74448548661a52f881fcd99aa65a1b49c6371bad46ce56b3a3

    • SHA512

      2f1f8a0425b6b0d477360a4831adf656628d4ca582c8fe6df4c1dcd3a49f758deb71fb7ca580d5541c366da3d08705760b9c5da3fb51099dbc2ea95a53a15517

    • SSDEEP

      3072:73y1Q05p2CVDLgvO+yNHPwZUVBfIXa9MiqpRP43WReKQEtsl5h/RrNCA:W1tVDLw3y8UL9qpRP43YdoJ

    • Amadey

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

    • Detected Djvu ransomware

    • Detects PseudoManuscrypt payload

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Lumma Stealer

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

    • Process spawned unexpected child process

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

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Accesses 2FA software files, possible credential harvesting

    • 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