General

  • Target

    bc461fc7c92169e47a534d76e0b02f1c74d06f25284c3f3715750383f8dad20b

  • Size

    663KB

  • Sample

    221127-1tm9csbg28

  • MD5

    2c2138dc8c4de767ec0c1ea49628f715

  • SHA1

    c8725bd33b9706415a733688ec34b6fcc105592b

  • SHA256

    bc461fc7c92169e47a534d76e0b02f1c74d06f25284c3f3715750383f8dad20b

  • SHA512

    088085fc7f0008d6113a914a18e85135595342d81dd7baa86b27adfe0518ce86e8aa76ab5ac47a397445b364e40c62f3eaa80813bc41aa8e784e792c30077131

  • SSDEEP

    12288:68AkUyTysc3mEkSC/DqVUMzE/voxMCTHISZoe1mpz+dmMx8cqOxn:KGysOd4qVUMzEnox1Inlz+6O

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/test1/get.php

Attributes
  • extension

    .kcvp

  • offline_id

    hlqzhQ6w5SquNDF4Ul2XBDJQkSIKbAT6rmRBTit1

  • payload_url

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

    http://fresherlights.com/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-lj5qINGbTc 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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0607Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

55.9

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    517

Targets

    • Target

      bc461fc7c92169e47a534d76e0b02f1c74d06f25284c3f3715750383f8dad20b

    • Size

      663KB

    • MD5

      2c2138dc8c4de767ec0c1ea49628f715

    • SHA1

      c8725bd33b9706415a733688ec34b6fcc105592b

    • SHA256

      bc461fc7c92169e47a534d76e0b02f1c74d06f25284c3f3715750383f8dad20b

    • SHA512

      088085fc7f0008d6113a914a18e85135595342d81dd7baa86b27adfe0518ce86e8aa76ab5ac47a397445b364e40c62f3eaa80813bc41aa8e784e792c30077131

    • SSDEEP

      12288:68AkUyTysc3mEkSC/DqVUMzE/voxMCTHISZoe1mpz+dmMx8cqOxn:KGysOd4qVUMzEnox1Inlz+6O

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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

MITRE ATT&CK Enterprise v6

Tasks