General
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Target
b1dd0d29b70d8dfd3603ce3d43852a5b6f144ba9f63979daac078552ff0bad00
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Size
716KB
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Sample
221018-we1tpageh6
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MD5
b94d9ab727132793ca9a0ffe6ab4d7ff
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SHA1
f6a92c451446e9c66bbc9b7f54d988cf95848f8a
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SHA256
b1dd0d29b70d8dfd3603ce3d43852a5b6f144ba9f63979daac078552ff0bad00
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SHA512
c678c3163affcc40b4a80c78a3cdd8de09e68f42063b09423d804c0eb319cd63084391f922040b4e231a6e85fbef47faf226ea4728e2f94b83cd7156fe7107ab
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SSDEEP
12288:s+fUZDioUnSwxKSZzpFyek4PJgkzTroEEzIxqIAfg/3sdEl:s+CDioUSwfWH4nEb8xAYvsdE
Static task
static1
Behavioral task
behavioral1
Sample
b1dd0d29b70d8dfd3603ce3d43852a5b6f144ba9f63979daac078552ff0bad00.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.tury
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offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
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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
55
517
https://t.me/truewallets
https://mas.to/@zara99
http://116.203.10.3:80
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profile_id
517
Targets
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Target
b1dd0d29b70d8dfd3603ce3d43852a5b6f144ba9f63979daac078552ff0bad00
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Size
716KB
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MD5
b94d9ab727132793ca9a0ffe6ab4d7ff
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SHA1
f6a92c451446e9c66bbc9b7f54d988cf95848f8a
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SHA256
b1dd0d29b70d8dfd3603ce3d43852a5b6f144ba9f63979daac078552ff0bad00
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SHA512
c678c3163affcc40b4a80c78a3cdd8de09e68f42063b09423d804c0eb319cd63084391f922040b4e231a6e85fbef47faf226ea4728e2f94b83cd7156fe7107ab
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SSDEEP
12288:s+fUZDioUnSwxKSZzpFyek4PJgkzTroEEzIxqIAfg/3sdEl:s+CDioUSwfWH4nEb8xAYvsdE
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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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