General
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Target
cf16017d52d732eda618772bd374ecde984322b1b27a86d6b607459ec93f8d8b
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Size
782KB
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Sample
230326-e5jveshd9t
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MD5
a3246990eaea2136d4ecaaa6a99bf2e0
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SHA1
63e610f0f2c63422ca830422ba24fb1bb66f3ed6
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SHA256
cf16017d52d732eda618772bd374ecde984322b1b27a86d6b607459ec93f8d8b
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SHA512
c5c82ce5b9757824bf5d24607ad3d170e720b81c930d7e61900aec01e271d31bbe465b28c68f2d906b210db928a3ac44c1ba774ae02fbc5ec97e8c8d76fc58e6
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SSDEEP
12288:r2oy1XGyB/bEIPQ5APAwBNmH86iytSCh1qQxhhJNg5xj/Y9pz:WFGypEIPQ5AlN6iyY6bazS
Malware Config
Extracted
djvu
http://zexeq.com/test2/get.php
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extension
.tywd
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offline_id
Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1
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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-f8UEvx4T0A 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: 0671IsjO
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
cf16017d52d732eda618772bd374ecde984322b1b27a86d6b607459ec93f8d8b
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Size
782KB
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MD5
a3246990eaea2136d4ecaaa6a99bf2e0
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SHA1
63e610f0f2c63422ca830422ba24fb1bb66f3ed6
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SHA256
cf16017d52d732eda618772bd374ecde984322b1b27a86d6b607459ec93f8d8b
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SHA512
c5c82ce5b9757824bf5d24607ad3d170e720b81c930d7e61900aec01e271d31bbe465b28c68f2d906b210db928a3ac44c1ba774ae02fbc5ec97e8c8d76fc58e6
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SSDEEP
12288:r2oy1XGyB/bEIPQ5APAwBNmH86iytSCh1qQxhhJNg5xj/Y9pz:WFGypEIPQ5AlN6iyY6bazS
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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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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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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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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