General
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Target
71d03946ece51c464afd562db3bb46df
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Size
788KB
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Sample
240124-kyzj7aefe8
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MD5
71d03946ece51c464afd562db3bb46df
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SHA1
fcd9b682d08abc27fa77ae0c3b3fe03046b6c2b8
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SHA256
0c522cc1ce9c1abc6d1d9bbfd5d30434985f698923ec7e2997068c7836068d61
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SHA512
e1f8d021a546f1e8b8db4ef6af50efe885f813eec6c304d323bd7c392fa7e7654bc4470233b0ca6478dee1ac8e43f5c8a9e4e61f43d64bfff1a09538c31a92c5
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SSDEEP
12288:coqZ/rjgHlZ4/XSHFqfLJDSDym29JLOw7RcFKkDwH42bZVJmOilpV+6TLP:yrEHoiodSdsfaZDST5iDX
Static task
static1
Behavioral task
behavioral1
Sample
71d03946ece51c464afd562db3bb46df.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
71d03946ece51c464afd562db3bb46df.exe
Resource
win10v2004-20231222-en
Malware Config
Extracted
djvu
http://astdg.top/fhsgtsspen6/get.php
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extension
.hoop
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offline_id
922IaqlBU1I6IKX6eTDABuH3amHHwoa5qUSb8vt1
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payload_url
http://securebiz.org/dl/build2.exe
http://astdg.top/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-I6qIbIYiz9 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: 0326gDrgo
Targets
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Target
71d03946ece51c464afd562db3bb46df
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Size
788KB
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MD5
71d03946ece51c464afd562db3bb46df
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SHA1
fcd9b682d08abc27fa77ae0c3b3fe03046b6c2b8
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SHA256
0c522cc1ce9c1abc6d1d9bbfd5d30434985f698923ec7e2997068c7836068d61
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SHA512
e1f8d021a546f1e8b8db4ef6af50efe885f813eec6c304d323bd7c392fa7e7654bc4470233b0ca6478dee1ac8e43f5c8a9e4e61f43d64bfff1a09538c31a92c5
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SSDEEP
12288:coqZ/rjgHlZ4/XSHFqfLJDSDym29JLOw7RcFKkDwH42bZVJmOilpV+6TLP:yrEHoiodSdsfaZDST5iDX
Score10/10-
Detected Djvu ransomware
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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