vidar

General

Target
d6ab05ba157cf4abeb1e7a0aa6406a54aa5095a591963e1562981b9fb203de14
Size 772KB
Sample210809-88nc1dq9bs
SHA256 d6ab05ba157cf4abeb1e7a0aa6406a54aa5095a591963e1562981b9fb203de14
MD5 0081a566278a1f45e062ef869463935a
SHA1 6d49d75288d1e37d6c84e62d9bcaecb6c6fe4374
SHA512 2185e5150d9955f174f2fa2b35e54ad368ee63a4b82c3645a0371f8f1eadb945086dc6dd9a5a09c7520918c285fe7fbc173b0ff5bf86ccb9d94c4258d2fbefd4
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Path

C:\_readme.txt

Ransom Note

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-jTbSQT8ApY 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: 0324gDrgofRiXRqq62TeogIfmpihYZJ6wDmuUVD07WwczX6Bm

Emails

URLs

https://we.tl/t-jTbSQT8ApY

Extracted

Family

vidar

Version

39.9

Botnet

517

C2

https://prophefliloc.tumblr.com/

Attributes

profile_id
517

Targets

- Target
  d6ab05ba157cf4abeb1e7a0aa6406a54aa5095a591963e1562981b9fb203de14
- Size 772KB
- SHA256 d6ab05ba157cf4abeb1e7a0aa6406a54aa5095a591963e1562981b9fb203de14
- MD5 0081a566278a1f45e062ef869463935a
- SHA1 6d49d75288d1e37d6c84e62d9bcaecb6c6fe4374
- SHA512 2185e5150d9955f174f2fa2b35e54ad368ee63a4b82c3645a0371f8f1eadb945086dc6dd9a5a09c7520918c285fe7fbc173b0ff5bf86ccb9d94c4258d2fbefd4
- MD5 SHA1 SHA512
Score

10^/10

vidar 517 discovery persistence ransomware spyware stealer suricata
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata
- suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
  suricata
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- Modifies extensions of user files
  Ransomware generally changes the extension on encrypted files.
  ransomware
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- 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
behavioral1 behavioral2