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General
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Target
0736afc494646390af85c92a0bfe87b8648e65c8cc5474de8d7695fe3af75819
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Size
885KB
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Sample
230210-y1f3hsba52
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MD5
aebaf99cc73c4c6a138674be3233113f
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SHA1
d4cb12d55649a0443ee7f77fed25e6f343ab9ec9
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SHA256
0736afc494646390af85c92a0bfe87b8648e65c8cc5474de8d7695fe3af75819
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SHA512
61c8baa08a7a029d29019cf1c7191ad686c7241bcde66a514aa83b85159a23a33e65b67adea3e96fa06621e80346573ca5e64820701d70e58afa4bbcd6219c28
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SSDEEP
12288:aKrqlB4+CBeAGfFrwcCNcTyt0uLZBnAv88p/tYvI9rPe7mhnfWE:aKr+BmufFrnT14fAvTtYAJUOnfW
Static task
static1
Behavioral task
behavioral1
Sample
0736afc494646390af85c92a0bfe87b8648e65c8cc5474de8d7695fe3af75819.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://bihsy.com/test1/get.php
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extension
.vvmm
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offline_id
9c20OtJsXdFeF07b1IeFK5ERGv1zIb659YG380t1
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payload_url
http://uaery.top/dl/build2.exe
http://bihsy.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
2.4
19
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profile_id
19
Targets
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Target
0736afc494646390af85c92a0bfe87b8648e65c8cc5474de8d7695fe3af75819
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Size
885KB
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MD5
aebaf99cc73c4c6a138674be3233113f
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SHA1
d4cb12d55649a0443ee7f77fed25e6f343ab9ec9
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SHA256
0736afc494646390af85c92a0bfe87b8648e65c8cc5474de8d7695fe3af75819
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SHA512
61c8baa08a7a029d29019cf1c7191ad686c7241bcde66a514aa83b85159a23a33e65b67adea3e96fa06621e80346573ca5e64820701d70e58afa4bbcd6219c28
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SSDEEP
12288:aKrqlB4+CBeAGfFrwcCNcTyt0uLZBnAv88p/tYvI9rPe7mhnfWE:aKr+BmufFrnT14fAvTtYAJUOnfW
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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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