General

  • Target

    file.exe

  • Size

    239KB

  • Sample

    231013-x8cvdsdh3s

  • MD5

    5efd7eabb1dd8c497b01e79f094dc146

  • SHA1

    f996d735ea25b1f0f9faff54714c525f4a7d2cdc

  • SHA256

    4af0dfb2b7b778872e0ae9d40c7347c8ec3a4dccbf34590107dd449e6f4eef15

  • SHA512

    8b226247a7e566ac0c1f070ff9f7055707eae4cb7ccf1ab5c72dbf74e9088ceeacd5a19619a3223b1cac1063fe19063aa0d2a443ea6189629921e17ab83c1e2d

  • SSDEEP

    3072:os3GZB41lWF8huPylkYhaFuwvGeDrR4y2zQ+Nxofe574rpg0TT:3W74rWFNyHUuwvvXq3Q+roI4xT

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/

rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .mlrd

  • offline_id

    FjtJkuhRHnUARRt9GnbbgUTa6ErhJq4ZM668xSt1

  • 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-xN3VuzQl0a 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: 0805JOsie

rsa_pubkey.plain

Extracted

Family

amadey

Version

3.87

C2

http://79.137.192.18/9bDc8sQ/index.php

Attributes
  • install_dir

    577f58beff

  • install_file

    yiueea.exe

  • strings_key

    a5085075a537f09dec81cc154ec0af4d

rc4.plain

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

51.255.152.132:36011

Extracted

Family

vidar

Version

6

Botnet

d37c48c18c73cc0e155c7e1dfde06db9

C2

https://steamcommunity.com/profiles/76561199560322242

https://t.me/cahalgo

Attributes
  • profile_id_v2

    d37c48c18c73cc0e155c7e1dfde06db9

  • user_agent

    Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/111.0 uacq

Targets

    • Target

      file.exe

    • Size

      239KB

    • MD5

      5efd7eabb1dd8c497b01e79f094dc146

    • SHA1

      f996d735ea25b1f0f9faff54714c525f4a7d2cdc

    • SHA256

      4af0dfb2b7b778872e0ae9d40c7347c8ec3a4dccbf34590107dd449e6f4eef15

    • SHA512

      8b226247a7e566ac0c1f070ff9f7055707eae4cb7ccf1ab5c72dbf74e9088ceeacd5a19619a3223b1cac1063fe19063aa0d2a443ea6189629921e17ab83c1e2d

    • SSDEEP

      3072:os3GZB41lWF8huPylkYhaFuwvGeDrR4y2zQ+Nxofe574rpg0TT:3W74rWFNyHUuwvvXq3Q+roI4xT

    • Amadey

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

    • 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.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Looks up external IP address via web service

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

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks