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General

  • Target

    a1ff1206764bfee944723aed2f0a7f863a2b9b3d7afe904417133015b9b2e0f5

  • Size

    263KB

  • Sample

    231023-fklc7aeb6v

  • MD5

    88836cb61b947944f5913e3553fd2dbb

  • SHA1

    a357ac41703c0f494bc5afbaaf5d91991f3f59d7

  • SHA256

    a1ff1206764bfee944723aed2f0a7f863a2b9b3d7afe904417133015b9b2e0f5

  • SHA512

    206a037f2086fb4d37e81e922d0d8f2df7ad84880d57a8c77d0bda9ba0b418d125d5f5de9d77afb2d61af9232dec650417ee85190496fbd326a8ef62a3e42904

  • SSDEEP

    6144:mLYysjFGlJQljIz8BzMp5yXzQ5rRRgznyg3:E3lJmIzi9zO4ys

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://onualituyrs.org/

http://sumagulituyo.org/

http://snukerukeutit.org/

http://lightseinsteniki.org/

http://liuliuoumumy.org/

http://stualialuyastrelia.net/

http://kumbuyartyty.net/

http://criogetikfenbut.org/

http://tonimiuyaytre.org/

http://tyiuiunuewqy.org/

http://wirtshauspost.at/tmp/

http://msktk.ru/tmp/

http://soetegem.com/tmp/

http://gromograd.ru/tmp/

http://talesofpirates.net/tmp/

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

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .ithh

  • offline_id

    9FgVtzPuDnE9NZWeLG9q9D2SjzVyIqJJ4jFNKXt1

  • 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-cGZhpvUKxk 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: 0811JOsie

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

vidar

Version

6.1

Botnet

13088c19c5a97b42d0d1d9573cc9f1b8

C2

https://steamcommunity.com/profiles/76561199563297648

https://t.me/twowheelfun

Attributes
  • profile_id_v2

    13088c19c5a97b42d0d1d9573cc9f1b8

  • user_agent

    Mozilla/5.0 (iPad; CPU OS 17_0_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5 Mobile/15E148 Safari/605.1.15

Targets

    • Target

      a1ff1206764bfee944723aed2f0a7f863a2b9b3d7afe904417133015b9b2e0f5

    • Size

      263KB

    • MD5

      88836cb61b947944f5913e3553fd2dbb

    • SHA1

      a357ac41703c0f494bc5afbaaf5d91991f3f59d7

    • SHA256

      a1ff1206764bfee944723aed2f0a7f863a2b9b3d7afe904417133015b9b2e0f5

    • SHA512

      206a037f2086fb4d37e81e922d0d8f2df7ad84880d57a8c77d0bda9ba0b418d125d5f5de9d77afb2d61af9232dec650417ee85190496fbd326a8ef62a3e42904

    • SSDEEP

      6144:mLYysjFGlJQljIz8BzMp5yXzQ5rRRgznyg3:E3lJmIzi9zO4ys

    • Detected Djvu ransomware

    • Detects DLL dropped by Raspberry Robin.

      Raspberry Robin.

    • 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.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Unexpected DNS network traffic destination

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

    • Windows security modification

    • 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.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks