General
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Target
b9e0798c1c8f309916cfbc6b7d4eb637267bf71b8fcef3046cc69d96d22fca4d
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Size
851KB
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Sample
221203-bxx6asdb68
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MD5
dd0fe3616713a4ed41c08e309ebaa156
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SHA1
40d94abfa1bea6d2d5726e74d97fe78a14b314bd
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SHA256
b9e0798c1c8f309916cfbc6b7d4eb637267bf71b8fcef3046cc69d96d22fca4d
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SHA512
f767318a1e964a80dac08678e31d83fe5a881538666d450d0be954e4776c4c6c291f1934227beedd126315394a3b9078da25053c14cf9164016c7991e14a9357
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SSDEEP
12288:LpZpYziNfjcTzeB8FNXjU7/se9KZt1WVneFJv2S/NABxcE9fseRS/FU9o5YjxhR9:LpZiilcTYAULcWheF9BNABxcCNSyo5I
Static task
static1
Behavioral task
behavioral1
Sample
b9e0798c1c8f309916cfbc6b7d4eb637267bf71b8fcef3046cc69d96d22fca4d.exe
Resource
win10v2004-20220901-en
Malware Config
Extracted
djvu
http://fresherlights.com/test1/get.php
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extension
.uyro
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offline_id
HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.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-5UcwRdS3ED 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: 0609djfsieE
Extracted
vidar
56
517
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
517
Targets
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Target
b9e0798c1c8f309916cfbc6b7d4eb637267bf71b8fcef3046cc69d96d22fca4d
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Size
851KB
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MD5
dd0fe3616713a4ed41c08e309ebaa156
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SHA1
40d94abfa1bea6d2d5726e74d97fe78a14b314bd
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SHA256
b9e0798c1c8f309916cfbc6b7d4eb637267bf71b8fcef3046cc69d96d22fca4d
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SHA512
f767318a1e964a80dac08678e31d83fe5a881538666d450d0be954e4776c4c6c291f1934227beedd126315394a3b9078da25053c14cf9164016c7991e14a9357
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SSDEEP
12288:LpZpYziNfjcTzeB8FNXjU7/se9KZt1WVneFJv2S/NABxcE9fseRS/FU9o5YjxhR9:LpZiilcTYAULcWheF9BNABxcCNSyo5I
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Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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