General
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Target
5e9992dd3568d8a8a9e7ff26533c31cb44eef9de5336cfadb58c6bb4a8b5f08c
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Size
778KB
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Sample
230326-zrzc6saa52
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MD5
2c9057d157c1e5b8d68d6e39c5e77016
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SHA1
637a474803e2b1f4d4bde7ddb1249ffa62ffeda9
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SHA256
5e9992dd3568d8a8a9e7ff26533c31cb44eef9de5336cfadb58c6bb4a8b5f08c
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SHA512
e521048a0ea3d2a221dde63eb30c26dd854b6c63010aa4b92ee367abefd8645e50ee68270dc9cb3aa26da7487d058bf3b23b4f21c1cfed91f67d3931e079a6e9
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SSDEEP
12288:1HzIvNaZrmHhPcAleyQoufSHaY3aH61cAQYGwxYfrr0J4n6iD+udA9yJ1C6bp6s:1QoZrCN7AymK5qKHxlZmjjb9
Static task
static1
Behavioral task
behavioral1
Sample
5e9992dd3568d8a8a9e7ff26533c31cb44eef9de5336cfadb58c6bb4a8b5f08c.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.jyos
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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: 0677JOsie
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
5e9992dd3568d8a8a9e7ff26533c31cb44eef9de5336cfadb58c6bb4a8b5f08c
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Size
778KB
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MD5
2c9057d157c1e5b8d68d6e39c5e77016
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SHA1
637a474803e2b1f4d4bde7ddb1249ffa62ffeda9
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SHA256
5e9992dd3568d8a8a9e7ff26533c31cb44eef9de5336cfadb58c6bb4a8b5f08c
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SHA512
e521048a0ea3d2a221dde63eb30c26dd854b6c63010aa4b92ee367abefd8645e50ee68270dc9cb3aa26da7487d058bf3b23b4f21c1cfed91f67d3931e079a6e9
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SSDEEP
12288:1HzIvNaZrmHhPcAleyQoufSHaY3aH61cAQYGwxYfrr0J4n6iD+udA9yJ1C6bp6s:1QoZrCN7AymK5qKHxlZmjjb9
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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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