Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    file.exe

  • Size

    686KB

  • Sample

    231029-t3nsxsac56

  • MD5

    c2767cbb246f2981a0274905cac01ac6

  • SHA1

    0efd7f110e2c371fcbc8ca9d5684fb5f02b368c7

  • SHA256

    3485f3cbe491a8770a5f05f4cfcd7742a6182fc61a450d2f8d364ca4c0af1c2e

  • SHA512

    a0ce55a505f9ed294ab8e5fb1943ae031fc05fce1aec2003c54b4517ee17a3b350af592aba1cfb29741febdb63d8f1e6b9f420ab4155e650752217e1eee3b650

  • SSDEEP

    12288:OSvOgTvqHJ2CHnp7ktz58uV/EsKPRydkpjvlamfDB7AyMkkOaTKXjxFrhNk1ZL:OSfKJj+z581XRyijvla1/oVFrh6Z

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes
  • extension

    .ppvw

  • offline_id

    phJtdHo970vyx7vwlYG00OakDR75RuJz7NXDArt1

  • payload_url
  • 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-eyUsqpKbFl 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@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0816JOsie

rsa_pubkey.plain

Targets

    • Target

      file.exe

    • Size

      686KB

    • MD5

      c2767cbb246f2981a0274905cac01ac6

    • SHA1

      0efd7f110e2c371fcbc8ca9d5684fb5f02b368c7

    • SHA256

      3485f3cbe491a8770a5f05f4cfcd7742a6182fc61a450d2f8d364ca4c0af1c2e

    • SHA512

      a0ce55a505f9ed294ab8e5fb1943ae031fc05fce1aec2003c54b4517ee17a3b350af592aba1cfb29741febdb63d8f1e6b9f420ab4155e650752217e1eee3b650

    • SSDEEP

      12288:OSvOgTvqHJ2CHnp7ktz58uV/EsKPRydkpjvlamfDB7AyMkkOaTKXjxFrhNk1ZL:OSfKJj+z581XRyijvla1/oVFrh6Z

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Checks computer location settings

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

    • Modifies file permissions

      discovery

    • 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 SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks