General
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Target
f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
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Size
782KB
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Sample
230326-nrvjfaac61
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MD5
3bc0dfb00a04858df15c0ca1ea3404f6
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SHA1
d1244123b06681f24b36e9939a5bb1a492fdad08
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SHA256
f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
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SHA512
3ed0a45f574a3aec33f00529eb794deef26647ded48b514f981a2110b59c75978523351e0d95d7c5ae031627cd17257eeed3ea0d258227ef04fdfc2aedfa1200
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SSDEEP
12288:8v6tOEsxNeJLOj+KC179Hnqm041w41u+gRlJAVzkkH4Xi5pyW7UkVQgN:zOEsm91N179HnqW1h1MhAV/HGgplLN
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.tyos
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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: 0673IsjO
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
f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
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Size
782KB
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MD5
3bc0dfb00a04858df15c0ca1ea3404f6
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SHA1
d1244123b06681f24b36e9939a5bb1a492fdad08
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SHA256
f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
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SHA512
3ed0a45f574a3aec33f00529eb794deef26647ded48b514f981a2110b59c75978523351e0d95d7c5ae031627cd17257eeed3ea0d258227ef04fdfc2aedfa1200
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SSDEEP
12288:8v6tOEsxNeJLOj+KC179Hnqm041w41u+gRlJAVzkkH4Xi5pyW7UkVQgN:zOEsm91N179HnqW1h1MhAV/HGgplLN
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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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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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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