General

  • Target

    8a74855bc1462685f3f4b012621e613075a65faf8e4b1a40c5a95e870b710a56exe.exe

  • Size

    236KB

  • Sample

    231125-1lk42ada75

  • MD5

    98f71e20f65fd7a8d19cafed86948d28

  • SHA1

    db633831918bb4d0de0f0d69ab389a6ba1b23b62

  • SHA256

    8a74855bc1462685f3f4b012621e613075a65faf8e4b1a40c5a95e870b710a56

  • SHA512

    b46241629d981b41597faa4964b84b0a55c21cf576eeab491fbfb4c8525d36109e858728668fe5b34b7e00d387c14907e44872a261b28fc309f64b2953e5c671

  • SSDEEP

    3072:GjICacyzlsieQI+dvSmCKMffb4QcDxL/X8eU5w+mb:QAZsQIkLCKMffbU1L/Xjv

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://humydrole.com/tmp/index.php

http://trunk-co.ru/tmp/index.php

http://weareelight.com/tmp/index.php

http://pirateking.online/tmp/index.php

http://piratia.pw/tmp/index.php

http://go-piratia.ru/tmp/index.php

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

Extracted

Family

redline

Botnet

LogsDiller Cloud (Bot: @logsdillabot)

C2

194.49.94.181:40264

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .gycc

  • offline_id

    nN1rRlTxKTPo66pmJEAHwufZ2Dhz4MsNxIlOk6t1

  • payload_url

    http://brusuax.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-CDZ4hMgp2X 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: 0829ASdw

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/index.php

rc4.plain

Targets

    • Target

      8a74855bc1462685f3f4b012621e613075a65faf8e4b1a40c5a95e870b710a56exe.exe

    • Size

      236KB

    • MD5

      98f71e20f65fd7a8d19cafed86948d28

    • SHA1

      db633831918bb4d0de0f0d69ab389a6ba1b23b62

    • SHA256

      8a74855bc1462685f3f4b012621e613075a65faf8e4b1a40c5a95e870b710a56

    • SHA512

      b46241629d981b41597faa4964b84b0a55c21cf576eeab491fbfb4c8525d36109e858728668fe5b34b7e00d387c14907e44872a261b28fc309f64b2953e5c671

    • SSDEEP

      3072:GjICacyzlsieQI+dvSmCKMffb4QcDxL/X8eU5w+mb:QAZsQIkLCKMffbU1L/Xjv

    • 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.

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

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • 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.

    • UPX packed file

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

    • 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

    • 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 Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks