Overview

overview

10

Static

static

dridex

windows10_x64

10

Sharing

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General

  • Target

    a1580ba70a95b1f326c3d3b23df6227e14aeb96178ab013a68b9c256ec68c416

  • Size

    826KB

  • Sample

    220203-ct26hscgc9

  • MD5

    8c76817c2fe3ed4843cac361f6fd8d86

  • SHA1

    f4124c09fa270df48e896072f53409fe59948291

  • SHA256

    a1580ba70a95b1f326c3d3b23df6227e14aeb96178ab013a68b9c256ec68c416

  • SHA512

    8d179df5feebe0d4cb2c971ff25dc7b9b4680cb79f48e7f19eb2df74889a807a0cd7ab40b1bddaac0fa7193d0656a3c48e78706fb62b33c27772c726d557d3ac

Score
10/10
djvuvidar517discoverypersistenceransomwarespywarestealer

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/test1/get.php

Attributes
  • extension

    .bbbw

  • offline_id

    jYeuANkMCJOEtaXsN8JcBUuEjwSP20EGT4t2Nct1

  • payload_url

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

    http://fuyt.org/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-qqj8MrDVtG 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: support@sysmail.ch Reserve e-mail address to contact us: helprestoremanager@airmail.cc Your personal ID: 0382UIhfSd

rsa_pubkey.plain

Extracted

Family

vidar

Version

49.8

Botnet

517

C2

https://c.im/@prophef3

https://qoto.org/@prophef41
Attributes
  • profile_id

    517

Targets

    • Target

      a1580ba70a95b1f326c3d3b23df6227e14aeb96178ab013a68b9c256ec68c416

    • Size

      826KB

    • MD5

      8c76817c2fe3ed4843cac361f6fd8d86

    • SHA1

      f4124c09fa270df48e896072f53409fe59948291

    • SHA256

      a1580ba70a95b1f326c3d3b23df6227e14aeb96178ab013a68b9c256ec68c416

    • SHA512

      8d179df5feebe0d4cb2c971ff25dc7b9b4680cb79f48e7f19eb2df74889a807a0cd7ab40b1bddaac0fa7193d0656a3c48e78706fb62b33c27772c726d557d3ac

    Score
    10/10
    djvuvidar517discoverypersistenceransomwarespywarestealer

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Vidar Stealer

      stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

    • Adds Run key to start application

      persistence

    • 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

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks