General

  • Target

    9dcee69480b6393a0bf88417614a6522a435e78cf2e3fc65f239195162849f22

  • Size

    663KB

  • Sample

    221128-bal5hscb55

  • MD5

    1ba7d77fec0176527a5b506d7079379d

  • SHA1

    1fb8ad155b7a148e29b2177f540ad74c294c041f

  • SHA256

    9dcee69480b6393a0bf88417614a6522a435e78cf2e3fc65f239195162849f22

  • SHA512

    648827b2ec0792d4aa1a3c9cc5d10dbc94ec16b78bf9699ba72917d2e57be5c6f118ae5925604547d06400447a6687f3d8d101c565a1c9d8484bb038a2bce0fe

  • SSDEEP

    12288:fVyR0FYQXwupqrvyXqVZK8Pv6nryj85MQMYbOw6g3mNRuus5dXUchtWI2:XFYHgqTyX8ZK6myj85MQMYbB6HNRuJ3q

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

      9dcee69480b6393a0bf88417614a6522a435e78cf2e3fc65f239195162849f22

    • Size

      663KB

    • MD5

      1ba7d77fec0176527a5b506d7079379d

    • SHA1

      1fb8ad155b7a148e29b2177f540ad74c294c041f

    • SHA256

      9dcee69480b6393a0bf88417614a6522a435e78cf2e3fc65f239195162849f22

    • SHA512

      648827b2ec0792d4aa1a3c9cc5d10dbc94ec16b78bf9699ba72917d2e57be5c6f118ae5925604547d06400447a6687f3d8d101c565a1c9d8484bb038a2bce0fe

    • SSDEEP

      12288:fVyR0FYQXwupqrvyXqVZK8Pv6nryj85MQMYbOw6g3mNRuus5dXUchtWI2:XFYHgqTyX8ZK6myj85MQMYbB6HNRuJ3q

    • 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