General
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Target
153b94ebb78430f25df3712c3d67c5840a2e13d768be19eb9f857abb6f76d64b
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Size
809KB
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Sample
220422-yr5phscaen
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MD5
0385b4bce362f103180572ec62fe7838
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SHA1
db820d425768307ef6823855f6823104205c27ce
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SHA256
153b94ebb78430f25df3712c3d67c5840a2e13d768be19eb9f857abb6f76d64b
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SHA512
4540a61b992dc7a65a9cc0ba2444ce49e2678f4625f99ce0dec9350686f1a8754c101024dea3604e4e35dc97de7771ae3ae93ae5dbeddd709ca6479e3ad851d6
Static task
static1
Behavioral task
behavioral1
Sample
153b94ebb78430f25df3712c3d67c5840a2e13d768be19eb9f857abb6f76d64b.exe
Resource
win10-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.dmay
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offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
153b94ebb78430f25df3712c3d67c5840a2e13d768be19eb9f857abb6f76d64b
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Size
809KB
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MD5
0385b4bce362f103180572ec62fe7838
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SHA1
db820d425768307ef6823855f6823104205c27ce
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SHA256
153b94ebb78430f25df3712c3d67c5840a2e13d768be19eb9f857abb6f76d64b
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SHA512
4540a61b992dc7a65a9cc0ba2444ce49e2678f4625f99ce0dec9350686f1a8754c101024dea3604e4e35dc97de7771ae3ae93ae5dbeddd709ca6479e3ad851d6
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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Vidar 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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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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