General

  • Target

    34745abeba30e12a9dee88bcb7c3c9b119f8c21451a2d8ab2aec298c76b35616

  • Size

    717KB

  • Sample

    220619-z5dnmafbd7

  • MD5

    690f4210136edf1fdffc5df710f49fc5

  • SHA1

    2dc9707fab0c03ee122665c791717461b84c0edf

  • SHA256

    34745abeba30e12a9dee88bcb7c3c9b119f8c21451a2d8ab2aec298c76b35616

  • SHA512

    bfe9a8d68d710e63ad7249c49b4e24bba64d3b8be1e615cd3e5fdbf3ea2a36e7eb92028bb50746ba69507b8d333d39efbbc648f754f83fa919df2a6fcad6866c

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

      34745abeba30e12a9dee88bcb7c3c9b119f8c21451a2d8ab2aec298c76b35616

    • Size

      717KB

    • MD5

      690f4210136edf1fdffc5df710f49fc5

    • SHA1

      2dc9707fab0c03ee122665c791717461b84c0edf

    • SHA256

      34745abeba30e12a9dee88bcb7c3c9b119f8c21451a2d8ab2aec298c76b35616

    • SHA512

      bfe9a8d68d710e63ad7249c49b4e24bba64d3b8be1e615cd3e5fdbf3ea2a36e7eb92028bb50746ba69507b8d333d39efbbc648f754f83fa919df2a6fcad6866c

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Checks computer location settings

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

    • Modifies file permissions

    • Adds Run key to start application

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks