Resubmissions

16-08-2023 19:08

230816-xtbnsadd59 10

General

  • Target

    83f6669681197f1e21702ae494c3cf1469d58d934cb9d905906deb655d0f9f29

  • Size

    233KB

  • Sample

    230816-xtbnsadd59

  • MD5

    aac8a13e1548e24c9987db59a3a5abd7

  • SHA1

    f39d76729f0abba69a6836ed4d7a5912c3697f0d

  • SHA256

    83f6669681197f1e21702ae494c3cf1469d58d934cb9d905906deb655d0f9f29

  • SHA512

    22a723188e2971a4094b293b5ce45f5957d2c09a73c8132e3ba71910543109805123f55934d09d278a40b44b4d0cb9d59c2eeedee628c3be51eb16abf5ae8613

  • SSDEEP

    3072:yBXIl7yp/sjL0q6RpVOLnmRbEJ0YWv0hoy6nLX4AA5RmzB:+IUEL8RpELnObD0xO4AAmF

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/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

lux3

C2

176.123.9.142:14845

Attributes
  • auth_value

    e94dff9a76da90d6b000642c4a52574b

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

51.83.170.21:19447

Attributes
  • auth_value

    3a050df92d0cf082b2cdaf87863616be

Extracted

Family

redline

C2

38.181.25.43:3325

Attributes
  • auth_value

    082cde17c5630749ecb0376734fe99c9

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .taoy

  • offline_id

    cshgakAnUmp40qfk3nvyiyRRVOf96kqTUfJ1MNt1

  • 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-hmnZYNZHN5 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: 0761JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

5.2

Botnet

35aa2808fb90f9e9dac907e1be77f310

C2

https://t.me/odyssey_tg

https://steamcommunity.com/profiles/76561199541261200

Attributes
  • profile_id_v2

    35aa2808fb90f9e9dac907e1be77f310

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.30 (KHTML, like Gecko) Chrome/115.0.1.0 Safari/537.30

Extracted

Family

smokeloader

Botnet

pub1

Targets

    • Target

      83f6669681197f1e21702ae494c3cf1469d58d934cb9d905906deb655d0f9f29

    • Size

      233KB

    • MD5

      aac8a13e1548e24c9987db59a3a5abd7

    • SHA1

      f39d76729f0abba69a6836ed4d7a5912c3697f0d

    • SHA256

      83f6669681197f1e21702ae494c3cf1469d58d934cb9d905906deb655d0f9f29

    • SHA512

      22a723188e2971a4094b293b5ce45f5957d2c09a73c8132e3ba71910543109805123f55934d09d278a40b44b4d0cb9d59c2eeedee628c3be51eb16abf5ae8613

    • SSDEEP

      3072:yBXIl7yp/sjL0q6RpVOLnmRbEJ0YWv0hoy6nLX4AA5RmzB:+IUEL8RpELnObD0xO4AAmF

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • RedLine

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks