koxic

General

Target
699159e695e230a48d94b6103b48940ed596d0b48fb6d936c04d86eed539cecd (1).zip
Size 145KB
Sample251216-w9jtnaev3e
SHA256 d615ed7590714a88e818ff6cc2c1c6681472776116d5075f4aa3d6f053256b25
MD5 48229dbff14bbf423a5f9518c4118e92
SHA1 498086d5ce4103bd2a8cde781370827d4f168717
SHA512 aa7563eb95de8398f767274a1dedcd792e9b14c9ab2930538fb28479e2267314d10002f4679ebee6abcbb11bacf60523b8125c6a211259a16ec1f46943713a53
SSDEEP 3072:UW6cAhDuN3Ck6uk2q/ZzbIy1tHi52CdAf0urpzEmgs5TMqCluA1Cn:UWSA1CfuvqlsyS5TAsurlEmgWhCgAwn
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\WANNA_RECOVER_KOXIC_FILEZ_QFAMT.txt

Ransom Note

--=== Hello. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. All sensitive information also leaked. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests. To check the ability of returning files, You should send sample to us to decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practise-time is much more valuable than money. [+] How to contact us? [+] You have two ways: 1) [Recommended] Using an email Just write us an email to [email protected] 2) Quick contact with us or if you will not receive our letters download qTox and ADD our TOXID: F3C777D22A0686055A3558917315676D607026B680DA5C8D3D4D887017A2A844F546AE59F59F How to download QTOX: - https://tox.chat/download.html - https://github.com/qTox/qTox/releases/download/v1.17.3/setup-qtox-x86_64-release.exe Add our mails to contacts so as not to lose letters from us. Check your spam sometimes, our emails may get there. [+] Consequences if we do not find a common language [+] 1. The data were irretrievably lost. 2. Leaked data will be published or sold on blmarket (or to competitors). 3. In some cases, DDOS attacks will be applied to your inftastructure. !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere. !!! !!! !!! Your User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

Emails

[email protected]

URLs

https://tox.chat/download.html
https://github.com/qTox/qTox/releases/download/v1.17.3/setup-qtox-x86_64-release.exe

Targets

- Target
  699159e695e230a48d94b6103b48940ed596d0b48fb6d936c04d86eed539cecd.exe
- Size 156KB
- SHA256 699159e695e230a48d94b6103b48940ed596d0b48fb6d936c04d86eed539cecd
- MD5 14ee62fcc9163509856671400429ad55
- SHA1 7544332b52769ca853d900669ef5e272a2ae1665
- SHA512 4d71c87be6f6ad7c9f3277b60850cd7136cecfd5f15621d1e56b1897008da8cc742578112ea955f8417c8d4cf13bcfb92e7ceafb34720017b47d81c4d2603bff
- SSDEEP 3072:bD7p4cx5vL2RyigBpUfoatwV6amXjc725K40A6v:bDnx1s/fo5mA212
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

defense_evasion discovery evasion koxic ransomware trojan upx
- Koxic
  A C++ written ransomware first seen in late 2021.
  ransomware koxic
- Koxic family
  koxic
- Modifies Windows Defender DisableAntiSpyware settings
  evasion trojan
- Modifies Windows Defender Real-time Protection settings
  defense_evasion trojan
- Renames multiple (16738) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Disables taskbar notifications via registry modification
  defense_evasion
- Windows security modification
  defense_evasion trojan
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1