General
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Target
727dc0f6fb2494d83fe3fea3cc6035b23fd90c05bbc3a60e3f34f11022cba3fb
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Size
664KB
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Sample
221006-bye14sgag9
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MD5
a2b958bde186dc4f234a2530dd08072c
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SHA1
60eba8192613dfb9a0bab8be8e17196c675b9489
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SHA256
727dc0f6fb2494d83fe3fea3cc6035b23fd90c05bbc3a60e3f34f11022cba3fb
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SHA512
c91c5f6f4dc7595b07e715620e9d6667b8e6f1c2eeee9f7c92486a9113a7b7e7b350ad65f8e1a39173cf5f5d10efbdecd44694c452fd59417e8a113193dbe222
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SSDEEP
12288:nus4vwEBu5X0kTwnhjQFL2ROz72EaJRVS2OO/cI:nr4VA5X0PQtmYCS6d
Static task
static1
Behavioral task
behavioral1
Sample
727dc0f6fb2494d83fe3fea3cc6035b23fd90c05bbc3a60e3f34f11022cba3fb.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.adww
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offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.9
517
https://t.me/larsenup
https://ioc.exchange/@zebra54
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profile_id
517
Targets
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Target
727dc0f6fb2494d83fe3fea3cc6035b23fd90c05bbc3a60e3f34f11022cba3fb
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Size
664KB
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MD5
a2b958bde186dc4f234a2530dd08072c
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SHA1
60eba8192613dfb9a0bab8be8e17196c675b9489
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SHA256
727dc0f6fb2494d83fe3fea3cc6035b23fd90c05bbc3a60e3f34f11022cba3fb
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SHA512
c91c5f6f4dc7595b07e715620e9d6667b8e6f1c2eeee9f7c92486a9113a7b7e7b350ad65f8e1a39173cf5f5d10efbdecd44694c452fd59417e8a113193dbe222
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SSDEEP
12288:nus4vwEBu5X0kTwnhjQFL2ROz72EaJRVS2OO/cI:nr4VA5X0PQtmYCS6d
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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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