General
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Target
203e2489fc479ded70a098afb3582947cb54cb793186b642844936a0133179f6
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Size
791KB
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Sample
221005-wlvw1sfchj
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MD5
6eb53813118673b7e3361789057b10f6
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SHA1
63e42513fecca8b663c65ab0727032df8dbbeca2
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SHA256
203e2489fc479ded70a098afb3582947cb54cb793186b642844936a0133179f6
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SHA512
d407baed3678d3de74eee6fdc9697be41c5de8e03d9fa638c76d0f96f4f2274e81138ce9d867699b6824025a258bd5311d3430c29c7ba277947db34b005c8cab
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SSDEEP
12288:Gr1/eZKSxpYhGgdyffecvJ9SAxWn2EbFBK8lVNBr9RnM65HoZ9Vz8SunnCmhQh4:G4ZK+0FIffecBanvRUchRPNo1z89C16
Static task
static1
Behavioral task
behavioral1
Sample
203e2489fc479ded70a098afb3582947cb54cb793186b642844936a0133179f6.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/test1/get.php
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extension
.adlg
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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
203e2489fc479ded70a098afb3582947cb54cb793186b642844936a0133179f6
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Size
791KB
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MD5
6eb53813118673b7e3361789057b10f6
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SHA1
63e42513fecca8b663c65ab0727032df8dbbeca2
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SHA256
203e2489fc479ded70a098afb3582947cb54cb793186b642844936a0133179f6
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SHA512
d407baed3678d3de74eee6fdc9697be41c5de8e03d9fa638c76d0f96f4f2274e81138ce9d867699b6824025a258bd5311d3430c29c7ba277947db34b005c8cab
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SSDEEP
12288:Gr1/eZKSxpYhGgdyffecvJ9SAxWn2EbFBK8lVNBr9RnM65HoZ9Vz8SunnCmhQh4:G4ZK+0FIffecBanvRUchRPNo1z89C16
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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