General

  • Target

    file.exe

  • Size

    308KB

  • Sample

    230926-kl1ayshb73

  • MD5

    981a16f869870ee1c0273baf1656eeef

  • SHA1

    a0cb6edf86672b940adad09a92a49eee5b31dd0b

  • SHA256

    c60dcba82bf60752e7a1b23c5f25c92b60304bc8bf7d617824611b900850950f

  • SHA512

    e0949cec374f9f6c4af0778320d0949af0bd7356be75906d98f106f444d8ac0ded26ee5648ba2285a5608d1e3b0c1caa999ad72b2cac8498c94cd2bb2253955e

  • SSDEEP

    3072:YDdp3bCwma6dld4n6tG78NyMEtFS8dt/MrnFLDc01AiUyjL1bOl:Yp3bVmvnd4648NyPFPj6DCqJK

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://gudintas.at/tmp/

http://pik96.ru/tmp/

http://rosatiauto.com/tmp/

http://kingpirate.ru/tmp/

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

Extracted

Family

djvu

C2

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

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

Attributes
  • extension

    .azhi

  • offline_id

    GQ9DjFmWFDqpsyzsOnaxE1Xr4MPL1dG4vPfPDNt1

  • 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-e5pgPH03fe 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: 0793

rsa_pubkey.plain

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

146.59.10.173:45035

Attributes
  • auth_value

    3a050df92d0cf082b2cdaf87863616be

Extracted

Family

vidar

Version

5.8

Botnet

be957cbbdc7ee5ad3ee6c696b5eb3079

C2

https://steamcommunity.com/profiles/76561199555780195

https://t.me/solonichat

Attributes
  • profile_id_v2

    be957cbbdc7ee5ad3ee6c696b5eb3079

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.0.0 Safari/537.36

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      file.exe

    • Size

      308KB

    • MD5

      981a16f869870ee1c0273baf1656eeef

    • SHA1

      a0cb6edf86672b940adad09a92a49eee5b31dd0b

    • SHA256

      c60dcba82bf60752e7a1b23c5f25c92b60304bc8bf7d617824611b900850950f

    • SHA512

      e0949cec374f9f6c4af0778320d0949af0bd7356be75906d98f106f444d8ac0ded26ee5648ba2285a5608d1e3b0c1caa999ad72b2cac8498c94cd2bb2253955e

    • SSDEEP

      3072:YDdp3bCwma6dld4n6tG78NyMEtFS8dt/MrnFLDc01AiUyjL1bOl:Yp3bVmvnd4648NyPFPj6DCqJK

    • DcRat

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

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Glupteba

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

    • Glupteba payload

    • RedLine

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • UAC bypass

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Deletes itself

    • Drops startup file

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source 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.

    • Checks whether UAC is enabled

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Detected potential entity reuse from brand microsoft.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks