General

  • Target

    4b9de5f6025c65457ea69faf643f5c106044dbffc1578700b935d563d3babe7e

  • Size

    274KB

  • Sample

    230326-bpswlsha5v

  • MD5

    39e424604b45179078ca5613ac5f8898

  • SHA1

    66e003a1927a2abcb69972d8cbd70efbdbf70156

  • SHA256

    4b9de5f6025c65457ea69faf643f5c106044dbffc1578700b935d563d3babe7e

  • SHA512

    8ab56b8103dfc631e311b15655afad3404ecc1b0f62b3ce239fe7080bc952ca3495e7c0024f2ee839176656e09a8bbdda8de7b5bca3ca056b825760f88f73009

  • SSDEEP

    3072:XfJ3zcfv0zs49SPuCOkGjB1CQZZm7Qja+wz3Yaw1w25iQz4tD3rloa1XPvwnDAde:tOVfOZjnCQZTaZzSWFtDhoRnCGTfz

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/

http://hoh0aeghwugh2gie.com/

http://hie7doodohpae4na.com/

http://aek0aicifaloh1yo.com/

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

Extracted

Family

djvu

C2

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

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

Attributes
  • extension

    .typo

  • 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: 0672IsjO

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

redline

Botnet

koreamon

C2

koreamonitoring.com:80

Attributes
  • auth_value

    1a0e1a9f491ef3df873a03577dfa10aa

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

Targets

    • Target

      4b9de5f6025c65457ea69faf643f5c106044dbffc1578700b935d563d3babe7e

    • Size

      274KB

    • MD5

      39e424604b45179078ca5613ac5f8898

    • SHA1

      66e003a1927a2abcb69972d8cbd70efbdbf70156

    • SHA256

      4b9de5f6025c65457ea69faf643f5c106044dbffc1578700b935d563d3babe7e

    • SHA512

      8ab56b8103dfc631e311b15655afad3404ecc1b0f62b3ce239fe7080bc952ca3495e7c0024f2ee839176656e09a8bbdda8de7b5bca3ca056b825760f88f73009

    • SSDEEP

      3072:XfJ3zcfv0zs49SPuCOkGjB1CQZZm7Qja+wz3Yaw1w25iQz4tD3rloa1XPvwnDAde:tOVfOZjnCQZTaZzSWFtDhoRnCGTfz

    • 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.

    • 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.

    • RedLine

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

    • RedLine payload

    • 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 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 Microsoft Outlook profiles

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks