General
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Target
74660e011065ca6216f408d59cadf33e
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Size
723KB
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Sample
240125-l1f2asddb9
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MD5
74660e011065ca6216f408d59cadf33e
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SHA1
0ad378f1f469f5c57a1516aa05139eee4bda5e8e
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SHA256
de8f146808af12f7a609b39c56cf46d9d204ef2e717ff5b83422b7d7deb34739
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SHA512
1cd8adc191f35d905cbd5e28806d578203501530e58d6fbc21bbb321cd23f2a77931ec055e80b17445a7c0470c77353d659f9e1c116d4fddeb45d7f06f81f218
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SSDEEP
12288:Mr4xyEQyHNzX/d9kyUS9jyyMTvhHrxoMve/LWV3qgH7DJdmtfpec:Mr4x3HB1P0/ejS37bDJdm1p
Static task
static1
Behavioral task
behavioral1
Sample
74660e011065ca6216f408d59cadf33e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
74660e011065ca6216f408d59cadf33e.exe
Resource
win10v2004-20231222-en
Malware Config
Extracted
djvu
http://astdg.top/fhsgtsspen6/get.php
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extension
.orkf
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offline_id
4aBXQVNZ4BhjpMjt78QLIFtBSJPbgbflYLHrBut1
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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-ykQaS2tRyB 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: 0328gDrgo
Targets
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Target
74660e011065ca6216f408d59cadf33e
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Size
723KB
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MD5
74660e011065ca6216f408d59cadf33e
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SHA1
0ad378f1f469f5c57a1516aa05139eee4bda5e8e
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SHA256
de8f146808af12f7a609b39c56cf46d9d204ef2e717ff5b83422b7d7deb34739
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SHA512
1cd8adc191f35d905cbd5e28806d578203501530e58d6fbc21bbb321cd23f2a77931ec055e80b17445a7c0470c77353d659f9e1c116d4fddeb45d7f06f81f218
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SSDEEP
12288:Mr4xyEQyHNzX/d9kyUS9jyyMTvhHrxoMve/LWV3qgH7DJdmtfpec:Mr4x3HB1P0/ejS37bDJdm1p
Score10/10-
Detected Djvu ransomware
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Renames multiple (196) 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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Suspicious use of SetThreadContext
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