General
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Target
13a9ad376e0d96e742d04c9d00d90e1541bb7f0ad6dca7ce58c9077dc7a37adc
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Size
765KB
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Sample
230327-2554zsfg58
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MD5
c4bff0a3853214c7cb42ce13fdf9c675
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SHA1
189174334857f9a0cd65e2dfb68aba12c24757b5
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SHA256
13a9ad376e0d96e742d04c9d00d90e1541bb7f0ad6dca7ce58c9077dc7a37adc
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SHA512
08e8336db40888b488c3bf8e0d03864a12c7326cd8c0a5003b92110b6ff00e9fe3b947677edb9e1aa381d22474d8949c62ddfba3c9086bd96f9d02cbb3d5b3d1
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SSDEEP
12288:mSICZ2kLEhvySFQN/9o/0edQEbEd2u4qrrxk/9dXbSzgpuQRVmytlGBz:mSIhOcqS2/93edQwEdMsq/9pbEg4QCIY
Static task
static1
Behavioral task
behavioral1
Sample
13a9ad376e0d96e742d04c9d00d90e1541bb7f0ad6dca7ce58c9077dc7a37adc.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/test2/get.php
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extension
.jywd
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offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.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-fkW8qLaCVQ 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: 0675JOsie
Extracted
vidar
3.1
00d92484c9b27bc8482a2cc94cacc508
https://steamcommunity.com/profiles/76561199472266392
https://t.me/tabootalks
http://135.181.26.183:80
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profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
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user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79
Targets
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Target
13a9ad376e0d96e742d04c9d00d90e1541bb7f0ad6dca7ce58c9077dc7a37adc
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Size
765KB
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MD5
c4bff0a3853214c7cb42ce13fdf9c675
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SHA1
189174334857f9a0cd65e2dfb68aba12c24757b5
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SHA256
13a9ad376e0d96e742d04c9d00d90e1541bb7f0ad6dca7ce58c9077dc7a37adc
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SHA512
08e8336db40888b488c3bf8e0d03864a12c7326cd8c0a5003b92110b6ff00e9fe3b947677edb9e1aa381d22474d8949c62ddfba3c9086bd96f9d02cbb3d5b3d1
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SSDEEP
12288:mSICZ2kLEhvySFQN/9o/0edQEbEd2u4qrrxk/9dXbSzgpuQRVmytlGBz:mSIhOcqS2/93edQwEdMsq/9pbEg4QCIY
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Detected Djvu ransomware
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Downloads MZ/PE file
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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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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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