General
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Target
76423c0da5d1aca1e737da17a2319250
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Size
758KB
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Sample
240126-dx5aqaecfr
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MD5
76423c0da5d1aca1e737da17a2319250
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SHA1
283a5e8ca8c196920b80d6353a1789b205992a8e
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SHA256
a11ffacad8ded4ac1f3e634d9cdcdda320d075cc6b2e71819958399ddd34b15c
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SHA512
a0b2fac294e914f1a0c17b4e60daa997d4f6fa5ecf527774ba6c9277ffb09e6510745c9a68cdf044cca62bd3d84944d4c50f641c4360b752e7bdafa536c3a49f
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SSDEEP
12288:yYyNIBTERFiRGWo/V4l8Jv2kpXCVFiialb09S4Ykp6ZuyBhQxXARwoOtnzM:yIBTJGr4029XVaZ09Nhp6ZuyBexX2Anz
Static task
static1
Behavioral task
behavioral1
Sample
76423c0da5d1aca1e737da17a2319250.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
76423c0da5d1aca1e737da17a2319250.exe
Resource
win10v2004-20231215-en
Malware Config
Extracted
djvu
http://astdg.top/fhsgtsspen6/get.php
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extension
.nooa
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offline_id
PLtnD1U6oAmgxgJ2nJik1mY9SwUQg07CiN0zSet1
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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-CnI3tI6Ktv 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: 0322gDrgo
Targets
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Target
76423c0da5d1aca1e737da17a2319250
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Size
758KB
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MD5
76423c0da5d1aca1e737da17a2319250
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SHA1
283a5e8ca8c196920b80d6353a1789b205992a8e
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SHA256
a11ffacad8ded4ac1f3e634d9cdcdda320d075cc6b2e71819958399ddd34b15c
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SHA512
a0b2fac294e914f1a0c17b4e60daa997d4f6fa5ecf527774ba6c9277ffb09e6510745c9a68cdf044cca62bd3d84944d4c50f641c4360b752e7bdafa536c3a49f
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SSDEEP
12288:yYyNIBTERFiRGWo/V4l8Jv2kpXCVFiialb09S4Ykp6ZuyBhQxXARwoOtnzM:yIBTJGr4029XVaZ09Nhp6ZuyBexX2Anz
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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