General
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Target
3943853d0136e64ec53ae997c38d83b517a8d946f4a8226a2061f9f35105dfbf
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Size
751KB
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Sample
220425-xxvk3ahbhp
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MD5
798eeba795739028f84ee14291f64d7b
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SHA1
0855a267815fbb1c5a044ab7cd55372b1376e5dc
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SHA256
3943853d0136e64ec53ae997c38d83b517a8d946f4a8226a2061f9f35105dfbf
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SHA512
9f7930caffe24aeeeaba0ae603eb6443ae6a6a6d88a60d08384746701c9dafac5d409b4696a08a6f6dc2bd2dbe3e3b7e51eb6df20108304cd993c6ed56790c08
Static task
static1
Behavioral task
behavioral1
Sample
3943853d0136e64ec53ae997c38d83b517a8d946f4a8226a2061f9f35105dfbf.exe
Resource
win10-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.dewd
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offline_id
u8l8S1WNPrtypqzE5TnCErdyo7HLDDCUTJi8Vbt1
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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
3943853d0136e64ec53ae997c38d83b517a8d946f4a8226a2061f9f35105dfbf
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Size
751KB
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MD5
798eeba795739028f84ee14291f64d7b
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SHA1
0855a267815fbb1c5a044ab7cd55372b1376e5dc
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SHA256
3943853d0136e64ec53ae997c38d83b517a8d946f4a8226a2061f9f35105dfbf
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SHA512
9f7930caffe24aeeeaba0ae603eb6443ae6a6a6d88a60d08384746701c9dafac5d409b4696a08a6f6dc2bd2dbe3e3b7e51eb6df20108304cd993c6ed56790c08
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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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