General

  • Target

    HEUR-Trojan.Win32.Generic-78f4dd4b0e0bff6009f56a8b97332f600cec39e3c1d0e1cac6c7ee47a4bb9201.exe

  • Size

    6.1MB

  • Sample

    220922-v9179sfhbk

  • MD5

    04df8dd30da8b5853f48cc1ac9b695a8

  • SHA1

    4c02262c2fea0e99277a99dcbe28a9c370b87c39

  • SHA256

    78f4dd4b0e0bff6009f56a8b97332f600cec39e3c1d0e1cac6c7ee47a4bb9201

  • SHA512

    3ad10c1512e316ff9d02bd5b4573298ae2f6fc8f9d56c66e2c5c4d95fe046e5b14b09e63cea9bca778560ce4b568ebdf70d66a0225b2eaf7e6cd3ba914583b7e

  • SSDEEP

    3072:jnsbblTAByHNgb0nbYlwKsw962CpJid72gqV/6c4LNobbamucc3OD4iEDzyEaE0u:jnsq7hQplBdJ7bP4L8rVE

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\LegionReadMe.txt

Ransom Note
Ooops! All your important files are encrypted! What happend to my computer? All your important files are encrypted. No one can help you to restore files without our special decryptor. Backups were either encrypted or deleted. Shadow copies also removed. If you want to restore some of your files for free write to email (contact is below) and attach 2-3 encrypted files. You will receive decrypted samples. To decrypt other files you have to pay $50. How do i pay? Payment is accepted in Bitcoin only. Please check the current price of Bitcoin and buy some Bitcoins. And send the correct amount to the address specified at the bottom of the sheet. Contact: 1.Download Tor browser (https://www.torproject.org/) 2.Create account on mail2tor (http://mail2tor2zyjdctd.onion/) 3.Write email to us (LegionLocker@mail2tor.com) In case of no anwser in 72 hours write us to this email: CobraLocker@mail2tor.com What if i already paid? Send your Bitcoin wallet ID to e-mail provided above. Attention! 1.Do not modify encrypted files. 2.Do not try decrypt your data using third party software, it may cause pernament data loss. Our Bitcoin address: 131fjhrB4wH8j6adZXudp1Wn23pR33tpAh
Emails

LegionLocker@mail2tor.com

CobraLocker@mail2tor.com

Wallets

131fjhrB4wH8j6adZXudp1Wn23pR33tpAh

URLs

http://mail2tor2zyjdctd.onion/

Targets

    • Target

      HEUR-Trojan.Win32.Generic-78f4dd4b0e0bff6009f56a8b97332f600cec39e3c1d0e1cac6c7ee47a4bb9201.exe

    • Size

      6.1MB

    • MD5

      04df8dd30da8b5853f48cc1ac9b695a8

    • SHA1

      4c02262c2fea0e99277a99dcbe28a9c370b87c39

    • SHA256

      78f4dd4b0e0bff6009f56a8b97332f600cec39e3c1d0e1cac6c7ee47a4bb9201

    • SHA512

      3ad10c1512e316ff9d02bd5b4573298ae2f6fc8f9d56c66e2c5c4d95fe046e5b14b09e63cea9bca778560ce4b568ebdf70d66a0225b2eaf7e6cd3ba914583b7e

    • SSDEEP

      3072:jnsbblTAByHNgb0nbYlwKsw962CpJid72gqV/6c4LNobbamucc3OD4iEDzyEaE0u:jnsq7hQplBdJ7bP4L8rVE

    • Modifies WinLogon for persistence

    • Disables Task Manager via registry modification

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Possible privilege escalation attempt

    • Checks computer location settings

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

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

2
T1112

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Impact

Defacement

1
T1491

Tasks