General
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Target
7a2df9dfdf41981565a9e4c2bef13b97ee35cf1b2f7517c795d883e0a3455c80
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Size
665KB
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Sample
230221-tdvj6shc6w
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MD5
52ef28b34a8d238d9095a37bca56511a
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SHA1
d0f9a98895c06807a12d87e56ee65b00ffb81d73
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SHA256
7a2df9dfdf41981565a9e4c2bef13b97ee35cf1b2f7517c795d883e0a3455c80
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SHA512
78d050715f668ef60fa709c833c4320b6a735d02435b22a838e1eccb2e9c5ab9f1b192f9fd8580dd3d5863860fb45b03b95075c74f6313c3652c1ec58ef7667c
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SSDEEP
12288:PBSMXmL3FEwKrZQOVN2tEOb5B+Mxa485866wTVTc2+17Ow:PBhWrfKr/V4yOb/+SEW1q
Static task
static1
Behavioral task
behavioral1
Sample
7a2df9dfdf41981565a9e4c2bef13b97ee35cf1b2f7517c795d883e0a3455c80.exe
Resource
win10-20230220-en
Malware Config
Extracted
djvu
http://jiqaz.com/test1/get.php
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extension
.iowd
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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
7a2df9dfdf41981565a9e4c2bef13b97ee35cf1b2f7517c795d883e0a3455c80
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Size
665KB
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MD5
52ef28b34a8d238d9095a37bca56511a
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SHA1
d0f9a98895c06807a12d87e56ee65b00ffb81d73
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SHA256
7a2df9dfdf41981565a9e4c2bef13b97ee35cf1b2f7517c795d883e0a3455c80
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SHA512
78d050715f668ef60fa709c833c4320b6a735d02435b22a838e1eccb2e9c5ab9f1b192f9fd8580dd3d5863860fb45b03b95075c74f6313c3652c1ec58ef7667c
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SSDEEP
12288:PBSMXmL3FEwKrZQOVN2tEOb5B+Mxa485866wTVTc2+17Ow:PBhWrfKr/V4yOb/+SEW1q
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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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