General
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Target
18af63c6046e4fbb41759fd2f1c46e678b67d7b8d0541169d21cb0e99f56d2d1
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Size
695KB
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Sample
230403-2xt2rabe75
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MD5
1caf0d7dfab4deb13577c339124c693f
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SHA1
de45e088c7a6dd07ab4a02ea3bc5d74414d26392
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SHA256
18af63c6046e4fbb41759fd2f1c46e678b67d7b8d0541169d21cb0e99f56d2d1
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SHA512
ea6057b298b08027a6d18ecda8ade050179f5f18de03857b8d7d8a1cc20945341859396a54fee76c6db6d5c3b929798d369b88ab6408e40fb21e455b048e2b02
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SSDEEP
12288:OLtJzaEF3UK4qh3xKK5rMCyqVNWqV6J+gtqs+BmAyLqWA/Q7HcGRTTTC6eNN6n61:OLtJOMT4WEK5ICHW9ntdEWXTO3NRNT
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.niwm
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offline_id
FCP2fiITr4rryFhFBnA59GMgwES5CunmcbPc76t1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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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-v8HcfXTy5x 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0681SUjhw
Extracted
vidar
3.2
5df88deb5dde677ba658b77ad5f60248
https://steamcommunity.com/profiles/76561199489580435
https://t.me/tabootalks
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profile_id_v2
5df88deb5dde677ba658b77ad5f60248
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user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79
Targets
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Target
18af63c6046e4fbb41759fd2f1c46e678b67d7b8d0541169d21cb0e99f56d2d1
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Size
695KB
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MD5
1caf0d7dfab4deb13577c339124c693f
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SHA1
de45e088c7a6dd07ab4a02ea3bc5d74414d26392
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SHA256
18af63c6046e4fbb41759fd2f1c46e678b67d7b8d0541169d21cb0e99f56d2d1
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SHA512
ea6057b298b08027a6d18ecda8ade050179f5f18de03857b8d7d8a1cc20945341859396a54fee76c6db6d5c3b929798d369b88ab6408e40fb21e455b048e2b02
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SSDEEP
12288:OLtJzaEF3UK4qh3xKK5rMCyqVNWqV6J+gtqs+BmAyLqWA/Q7HcGRTTTC6eNN6n61:OLtJOMT4WEK5ICHW9ntdEWXTO3NRNT
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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Downloads MZ/PE file
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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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Suspicious use of SetThreadContext
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