General
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Target
84c164a0087b3cfddaeaf63ec1ea8ae5373392f5681d8d00252aebafbcedbcc5
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Size
754KB
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Sample
230821-lvzlfsdh7s
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MD5
4c87587c9722cdf349a0b55e4633d786
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SHA1
13a4933e9cae621d9cf71543b06cedb5297601e8
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SHA256
84c164a0087b3cfddaeaf63ec1ea8ae5373392f5681d8d00252aebafbcedbcc5
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SHA512
b8726f369a0f111b8bfc84217d2c8fc05e5b4c4335bbc66849d468f60c36d817c511f6249f642a649eaea3760cff16c23f9aaffdfc3630d172da64f476cf5ece
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SSDEEP
12288:2yJw1AACchlQgvTKqxpWlxCD6umPWvg7ixiUyuh+lxOhBwKn:2ELACcXgfK6uUHijwyTbn
Malware Config
Extracted
djvu
http://zexeq.com/lancer/get.php
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extension
.jaqw
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offline_id
umIwyPwiSJOJvBcdwrWXqzHWO4ar4za6seqWE2t1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
5.2
35aa2808fb90f9e9dac907e1be77f310
https://t.me/odyssey_tg
https://steamcommunity.com/profiles/76561199541261200
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profile_id_v2
35aa2808fb90f9e9dac907e1be77f310
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.30 (KHTML, like Gecko) Chrome/115.0.1.0 Safari/537.30
Targets
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Target
84c164a0087b3cfddaeaf63ec1ea8ae5373392f5681d8d00252aebafbcedbcc5
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Size
754KB
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MD5
4c87587c9722cdf349a0b55e4633d786
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SHA1
13a4933e9cae621d9cf71543b06cedb5297601e8
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SHA256
84c164a0087b3cfddaeaf63ec1ea8ae5373392f5681d8d00252aebafbcedbcc5
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SHA512
b8726f369a0f111b8bfc84217d2c8fc05e5b4c4335bbc66849d468f60c36d817c511f6249f642a649eaea3760cff16c23f9aaffdfc3630d172da64f476cf5ece
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SSDEEP
12288:2yJw1AACchlQgvTKqxpWlxCD6umPWvg7ixiUyuh+lxOhBwKn:2ELACcXgfK6uUHijwyTbn
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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Adds Run key to start application
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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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