Overview

overview

10

Static

static

02a13ebd92...5b.exe

windows7_x64

10

02a13ebd92...5b.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    02a13ebd9224c7cc323da1cd280ad86b22f2afb8ec46c5de746ce07cd872e65b

  • Size

    726KB

  • Sample

    220528-d4vd4abdgn

  • MD5

    bd220958840ee7f11ae5e915c84da593

  • SHA1

    cb8513096381660ec4648a61184fe4ac23c279f1

  • SHA256

    02a13ebd9224c7cc323da1cd280ad86b22f2afb8ec46c5de746ce07cd872e65b

  • SHA512

    57e0e1a4d9f6a185d9181807ee71061bd319cc1391d011d89b94b053ccff6b4ba750efec01facace34104ea24e3192db5cc424fedd6c7fa249a6b7f25819c43c

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://ring1.ug/As73yhsyU34578hxxx/SDf565g/get.php

Attributes
  • extension

    .coot

  • offline_id

    MRQ5kb5Z12tWuP3e25YoRt4PRDrJd2yuI3coott1

  • payload_url

    http://ring1.ug/files/cost/updatewin1.exe

    http://ring1.ug/files/cost/updatewin2.exe

    http://ring1.ug/files/cost/updatewin.exe

    http://ring1.ug/files/cost/3.exe

    http://ring1.ug/files/cost/4.exe

    http://ring1.ug/files/cost/5.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like photos, 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-IbdGyCKhdr 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: salesrestoresoftware@firemail.cc Reserve e-mail address to contact us: salesrestoresoftware@gmail.com Your personal ID: 0175Asd374y5iuhld

rsa_pubkey.plain

Targets

    • Target

      02a13ebd9224c7cc323da1cd280ad86b22f2afb8ec46c5de746ce07cd872e65b

    • Size

      726KB

    • MD5

      bd220958840ee7f11ae5e915c84da593

    • SHA1

      cb8513096381660ec4648a61184fe4ac23c279f1

    • SHA256

      02a13ebd9224c7cc323da1cd280ad86b22f2afb8ec46c5de746ce07cd872e65b

    • SHA512

      57e0e1a4d9f6a185d9181807ee71061bd319cc1391d011d89b94b053ccff6b4ba750efec01facace34104ea24e3192db5cc424fedd6c7fa249a6b7f25819c43c

    Score
    10/10
    djvuransomwarediscoverypersistence

    • 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.

    behavioral1behavioral2

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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks