General
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Target
307a3bb44f1b6c14be6edc1e08aca7d7e2a58bb56be4fc6e0d3bf9307b8de9e3
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Size
713KB
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Sample
230222-rkar8sdg71
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MD5
30a54a73db04201dfe81ac372cc07402
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SHA1
8517e56bffd567cd3d6073e0834488cd93ef5b49
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SHA256
307a3bb44f1b6c14be6edc1e08aca7d7e2a58bb56be4fc6e0d3bf9307b8de9e3
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SHA512
3cd09f2e0e20a9026a4d77566c9b6f38647a68e45399aa8e40c4f382693c6b6f3db10a7c7932a3be5fedd4eb581d68cefb45e21efdc050d355c6ae3ab45a27e8
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SSDEEP
12288:8yTB+jrUalUeoD1sh+C7PgwNY6n5sW8L7PV7dOTWpOtBF:9V+jrJlUeaigCLhn5sPXN7GWpgBF
Static task
static1
Behavioral task
behavioral1
Sample
307a3bb44f1b6c14be6edc1e08aca7d7e2a58bb56be4fc6e0d3bf9307b8de9e3.exe
Resource
win10-20230220-en
Malware Config
Extracted
djvu
http://jiqaz.com/test1/get.php
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extension
.iowd
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offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.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-vdhH9Qcpjj 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: 0649JOsie
Extracted
vidar
2.6
19
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profile_id
19
Targets
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Target
307a3bb44f1b6c14be6edc1e08aca7d7e2a58bb56be4fc6e0d3bf9307b8de9e3
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Size
713KB
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MD5
30a54a73db04201dfe81ac372cc07402
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SHA1
8517e56bffd567cd3d6073e0834488cd93ef5b49
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SHA256
307a3bb44f1b6c14be6edc1e08aca7d7e2a58bb56be4fc6e0d3bf9307b8de9e3
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SHA512
3cd09f2e0e20a9026a4d77566c9b6f38647a68e45399aa8e40c4f382693c6b6f3db10a7c7932a3be5fedd4eb581d68cefb45e21efdc050d355c6ae3ab45a27e8
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SSDEEP
12288:8yTB+jrUalUeoD1sh+C7PgwNY6n5sW8L7PV7dOTWpOtBF:9V+jrJlUeaigCLhn5sPXN7GWpgBF
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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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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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