General
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Target
5630f198c123cb81d6b9cb25a8567ac373d6e013be6b3ccb22269296207b0310
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Size
670KB
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Sample
230222-e5rv2abf8w
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MD5
2626279a3e0fa86062f70eb41c454931
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SHA1
7e274a190cb4dbaeba62dbcd6def09f7c1197ad9
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SHA256
5630f198c123cb81d6b9cb25a8567ac373d6e013be6b3ccb22269296207b0310
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SHA512
73caddf636c458104c008ff70644d862144415188c548d3b930a2265f445063cba1501ebb72c11d60be786ad53ca67141abe118af9cef5764404b4500500bc37
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SSDEEP
12288:UXmT7FGhXk0dEeCzfr1kIi6LQ9uacsVMbehnsh8Nf4i8cQNS7:UX60ZlFCFkItmuzHbehDX8Y
Static task
static1
Behavioral task
behavioral1
Sample
5630f198c123cb81d6b9cb25a8567ac373d6e013be6b3ccb22269296207b0310.exe
Resource
win10-20230220-en
Malware Config
Extracted
djvu
http://jiqaz.com/test2/get.php
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extension
.ioqa
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offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
2.6
19
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profile_id
19
Targets
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Target
5630f198c123cb81d6b9cb25a8567ac373d6e013be6b3ccb22269296207b0310
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Size
670KB
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MD5
2626279a3e0fa86062f70eb41c454931
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SHA1
7e274a190cb4dbaeba62dbcd6def09f7c1197ad9
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SHA256
5630f198c123cb81d6b9cb25a8567ac373d6e013be6b3ccb22269296207b0310
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SHA512
73caddf636c458104c008ff70644d862144415188c548d3b930a2265f445063cba1501ebb72c11d60be786ad53ca67141abe118af9cef5764404b4500500bc37
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SSDEEP
12288:UXmT7FGhXk0dEeCzfr1kIi6LQ9uacsVMbehnsh8Nf4i8cQNS7:UX60ZlFCFkItmuzHbehDX8Y
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Detected Djvu ransomware
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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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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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