General
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Target
744ec52f480cb86b7e84fbbfe4b1880f57219dae5683b746f88d6ee4ba394751
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Size
780KB
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Sample
240624-k4ef7svbrf
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MD5
9bd737b220a4040dbcaf17f48be54a98
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SHA1
9a64f521040e7250e8ae523cf2cc8f75753e4cf7
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SHA256
744ec52f480cb86b7e84fbbfe4b1880f57219dae5683b746f88d6ee4ba394751
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SHA512
135e292c99e65ad22b20d446130f4a96e1de896a642eb5cf262957ad5fe78f867cc980270d8e8b636615ecbf4f539f8330bf1664aea2a1c0005a441d0f838d68
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SSDEEP
24576:cOrc1njeVCf3GFh6h8PXzUaoeu9Qdzw9pTG:Zc1jqC4JzUae9m2pG
Malware Config
Extracted
djvu
http://cjto.top/sgfjsgdfgsgddagdpen4/get.php
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extension
.maas
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offline_id
lhxqPpWFK0CiFzpfdXBaKGsuOjwIW2Jm623TOft1
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payload_url
http://cjto.top/files/penelop/updatewin1.exe
http://cjto.top/files/penelop/updatewin2.exe
http://cjto.top/files/penelop/updatewin.exe
http://cjto.top/files/penelop/3.exe
http://cjto.top/files/penelop/4.exe
http://cjto.top/files/penelop/5.exe
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ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like photos, 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-9fpnK9F5nP 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: 0239yjnkjddrt
Targets
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Target
744ec52f480cb86b7e84fbbfe4b1880f57219dae5683b746f88d6ee4ba394751
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Size
780KB
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MD5
9bd737b220a4040dbcaf17f48be54a98
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SHA1
9a64f521040e7250e8ae523cf2cc8f75753e4cf7
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SHA256
744ec52f480cb86b7e84fbbfe4b1880f57219dae5683b746f88d6ee4ba394751
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SHA512
135e292c99e65ad22b20d446130f4a96e1de896a642eb5cf262957ad5fe78f867cc980270d8e8b636615ecbf4f539f8330bf1664aea2a1c0005a441d0f838d68
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SSDEEP
24576:cOrc1njeVCf3GFh6h8PXzUaoeu9Qdzw9pTG:Zc1jqC4JzUae9m2pG
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Renames multiple (195) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Modifies file permissions
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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