Overview

overview

10

Static

static

3

7425a08339...50.exe

windows7-x64

10

7425a08339...50.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7425a083398b17d64cfb52a00d48db50.exe

  • Size

    223KB

  • Sample

    240201-kf7g3shfdj

  • MD5

    7425a083398b17d64cfb52a00d48db50

  • SHA1

    ef24f4394fe0ccfe21c5e0c025c2b04884c3d295

  • SHA256

    ea73f95c11dc2dee2df70f6cdf91f2283ed93f02e7d374e1ced51adb1e8aa2c2

  • SHA512

    3e38161eb5c845b287374c095246b96ae885140b9696d39a59ddbccd761f7f4e1e460e8a4a2931e070bacfa93aa8117a70334d5f237a51b94ebabf0f616c684b

  • SSDEEP

    3072:mIZ8zlfJWGW3dRyjg0CIWEYjmdIQUaIB/MnRiIWDWAUo2th4gjaaSpGq/B:mplfJadAj1CxEYjmWQ/wMnsF0389p7

Score
10/10
djvuriseprosmokeloadersocks5systemzvidar1b9d7ec5a25ab9d78c31777a0016a097pub1backdoorbotnetdiscoveryevasionpersistenceransomwarestealertrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

http://habrafa.com/test1/get.php

Attributes
  • extension

    .cdcc

  • offline_id

    LBxKKiegnAy53rpqH3Pj2j46vwldiEt9kqHSuMt1

  • payload_url

    http://brusuax.com/dl/build2.exe

    http://habrafa.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-iVcrVFVRqu Price of private key and decrypt software is $1999. Discount 50% available if you contact us first 72 hours, that's price for you is $999. 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: support@freshingmail.top Reserve e-mail address to contact us: datarestorehelpyou@airmail.cc Your personal ID: 0846ASdw

rsa_pubkey.plain

Extracted

Family

vidar

Version

7.6

Botnet

1b9d7ec5a25ab9d78c31777a0016a097

C2

https://t.me/tvrugrats

https://steamcommunity.com/profiles/76561199627279110
Attributes
  • profile_id_v2

    1b9d7ec5a25ab9d78c31777a0016a097

Extracted

Family

risepro

C2

193.233.132.62:50500

Targets

    • Target

      7425a083398b17d64cfb52a00d48db50.exe

    • Size

      223KB

    • MD5

      7425a083398b17d64cfb52a00d48db50

    • SHA1

      ef24f4394fe0ccfe21c5e0c025c2b04884c3d295

    • SHA256

      ea73f95c11dc2dee2df70f6cdf91f2283ed93f02e7d374e1ced51adb1e8aa2c2

    • SHA512

      3e38161eb5c845b287374c095246b96ae885140b9696d39a59ddbccd761f7f4e1e460e8a4a2931e070bacfa93aa8117a70334d5f237a51b94ebabf0f616c684b

    • SSDEEP

      3072:mIZ8zlfJWGW3dRyjg0CIWEYjmdIQUaIB/MnRiIWDWAUo2th4gjaaSpGq/B:mplfJadAj1CxEYjmWQ/wMnsF0389p7

    Score
    10/10
    djvuriseprosmokeloadersocks5systemzvidar1b9d7ec5a25ab9d78c31777a0016a097pub1backdoorbotnetdiscoveryevasionpersistenceransomwarestealertrojan

    • Detect Socks5Systemz Payload

    • Detect Vidar Stealer

      stealer

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

      stealerrisepro

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

      botnetsocks5systemz

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

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

      evasion

    • Downloads MZ/PE file

    • 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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

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

2
T1497

File and Directory Permissions Modification

1
T1222

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks