Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    file.exe

  • Size

    141KB

  • Sample

    220930-ztvsrsegh2

  • MD5

    3aa8b008be30780bd77f4eec5562fbd4

  • SHA1

    33020dfda2f81014bb76881ae52dd6bb5e7bb36c

  • SHA256

    7e7ab706e39b6ba18df69aef19a43a0787f84e33e9753e9de6d7d1e5fd69b666

  • SHA512

    cc785c511602cd619ff7c5a6c94ade07785c9f950f951e04f305df471130b007b8125fe1d92073a4416d30e807938486894c6a9f4954e75f7e4a47637541e8b4

  • SSDEEP

    3072:5WRA/OUlYMQwYqdRNgz1EMtxnXIK3ppLIGHklp0r:5D2MQwYFXXl3piGHk4r

Score
10/10
dcratdjvueternityredlineremcossmokeloadervidar517@poteryan2022fudtrafficbackdoorcollectiondiscoveryevasioninfostealerpersistenceransomwareratspywarestealertrojan

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .ofww

  • offline_id

    xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://winnlinne.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

vidar

Version

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp
Attributes
  • profile_id

    517

Extracted

Family

eternity

C2

http://rlcjba7wduej3xcstcjo577eqgjsjvcjfsw4i23fqvf2y27ylylhmhad.onion

Extracted

Family

redline

Botnet

fud

C2

45.15.156.7:48638

Attributes
  • auth_value

    da2faefdcf53c9d85fcbb82d0cbf4876

Extracted

Family

remcos

Botnet

traffic

C2

194.190.152.126:80

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %WinDir%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-92IDED

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    true

  • take_screenshot_time

    5

  • take_screenshot_title

    exodus;metamask;ronin;phantom;atomic;binance;

Extracted

Family

redline

Botnet

@POTERYAN2022

C2

88.218.170.211:59705

Targets

    • Target

      file.exe

    • Size

      141KB

    • MD5

      3aa8b008be30780bd77f4eec5562fbd4

    • SHA1

      33020dfda2f81014bb76881ae52dd6bb5e7bb36c

    • SHA256

      7e7ab706e39b6ba18df69aef19a43a0787f84e33e9753e9de6d7d1e5fd69b666

    • SHA512

      cc785c511602cd619ff7c5a6c94ade07785c9f950f951e04f305df471130b007b8125fe1d92073a4416d30e807938486894c6a9f4954e75f7e4a47637541e8b4

    • SSDEEP

      3072:5WRA/OUlYMQwYqdRNgz1EMtxnXIK3ppLIGHklp0r:5D2MQwYFXXl3piGHk4r

    Score
    10/10
    smokeloaderbackdoortrojandcratdjvueternityredlineremcosvidar517@poteryan2022fudtrafficcollectiondiscoveryevasioninfostealerpersistenceransomwareratspywarestealer

    • DcRat

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

      ratinfostealerdcrat

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Eternity

      Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

      eternity

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Modifies security service

      evasion

    • RedLine

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

      infostealerredline

    • RedLine payload

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • UAC bypass

      evasiontrojan

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • 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

    • 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.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Bypass User Account Control

1
T1088

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

2
T1089

Bypass User Account Control

1
T1088

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks