General
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Target
3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882_NeikiAnalytics
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Size
728KB
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Sample
240521-my9fhaah43
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MD5
dc63173384ebef8ac53e1862fa9465eb
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SHA1
b963a9afd02903bdada23fc63ccbd0d23b98419d
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SHA256
3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882
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SHA512
e01775835863982b6b376ac8ce1404ec295c75179da64c68a5be0a60107ac81c480ab8e3fbf76cf14d168612b546f102de1a0f15985fda84dd12dfa8c55e066c
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SSDEEP
12288:gfZxRYM1fX/TTKTSVbcjBsAeZwiZlUUIJsV0jvtDFq0:SH5XfKTO6siiZlUDJG4Zq0
Static task
static1
Behavioral task
behavioral1
Sample
3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882_NeikiAnalytics.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882_NeikiAnalytics.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
djvu
http://cajgtus.com/test1/get.php
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extension
.vepi
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offline_id
EGfa5svnSGFJka7LZBQoqff0QtO1IpTauoDvGvt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://cajgtus.com/files/1/build3.exe
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ransomnote
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Targets
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Target
3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882_NeikiAnalytics
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Size
728KB
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MD5
dc63173384ebef8ac53e1862fa9465eb
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SHA1
b963a9afd02903bdada23fc63ccbd0d23b98419d
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SHA256
3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882
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SHA512
e01775835863982b6b376ac8ce1404ec295c75179da64c68a5be0a60107ac81c480ab8e3fbf76cf14d168612b546f102de1a0f15985fda84dd12dfa8c55e066c
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SSDEEP
12288:gfZxRYM1fX/TTKTSVbcjBsAeZwiZlUUIJsV0jvtDFq0:SH5XfKTO6siiZlUDJG4Zq0
Score10/10-
Detected Djvu ransomware
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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Adds Run key to start application
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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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