General
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Target
b13cf6752f065361a0440c04617eb3c705dadaec9febafeb6b78d2d526ef8f37
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Size
783KB
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Sample
230108-ns9pragh3s
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MD5
4e842f7e1ac9182d03f7234b0700656d
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SHA1
b1e3bca3859d22ca45fc9fda20ee1c3ca070cdde
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SHA256
b13cf6752f065361a0440c04617eb3c705dadaec9febafeb6b78d2d526ef8f37
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SHA512
afb013b5a7772c2f5dfae2a74cce0f33a47cbe20b73581506cd6d5b696d1268c850b921b46df7a4b36b933be000a13841986305538449e003fce78a5c05c7f48
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SSDEEP
12288:0cSRLxszHN/sKwE/YTKIuEpZ/Ux6y3hOrrDC1RpCVt5Fvt+J:0DszyKwwb9sZcgecrrD4SVHFV+J
Static task
static1
Behavioral task
behavioral1
Sample
b13cf6752f065361a0440c04617eb3c705dadaec9febafeb6b78d2d526ef8f37.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://spaceris.com/test1/get.php
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extension
.bpsm
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offline_id
pu5TgkFNAS5fWQ2rCzdamsmMrE5wSlTupdTI0pt1
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payload_url
http://uaery.top/dl/build2.exe
http://spaceris.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
1.8
19
https://t.me/year2023start
https://steamcommunity.com/profiles/76561199467421923
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profile_id
19
Targets
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Target
b13cf6752f065361a0440c04617eb3c705dadaec9febafeb6b78d2d526ef8f37
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Size
783KB
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MD5
4e842f7e1ac9182d03f7234b0700656d
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SHA1
b1e3bca3859d22ca45fc9fda20ee1c3ca070cdde
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SHA256
b13cf6752f065361a0440c04617eb3c705dadaec9febafeb6b78d2d526ef8f37
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SHA512
afb013b5a7772c2f5dfae2a74cce0f33a47cbe20b73581506cd6d5b696d1268c850b921b46df7a4b36b933be000a13841986305538449e003fce78a5c05c7f48
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SSDEEP
12288:0cSRLxszHN/sKwE/YTKIuEpZ/Ux6y3hOrrDC1RpCVt5Fvt+J:0DszyKwwb9sZcgecrrD4SVHFV+J
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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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