General
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Target
NitroRansomware.rar
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Size
24KB
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Sample
240101-rhjmcsccbk
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MD5
e9b76fdbfa3025816e78e0fc64e50723
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SHA1
0dcf92eeadc3ce8e90484405e47f3a0604ca05da
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SHA256
9a8fb8a3604604036f0b7747d6fb17f66076ae60fcc28ce88d8ba60098a09511
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SHA512
3e0ec9832b5daa82fa19548fea36b50531b109c3c12d389ed35a905f0e3889266494e49d45ac730d65175672edf9317a957064d93e89ef7c3d3d65f7d52a0716
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SSDEEP
768:aW4S0O9lgVx3hdh75X50ETHvvtuPES/ni:aW4S0EgVVNd50ONuPF/ni
Static task
static1
Behavioral task
behavioral1
Sample
NitroRansomware.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
NitroRansomware.exe
Resource
win10v2004-20231215-en
Malware Config
Targets
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Target
NitroRansomware.exe
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Size
61KB
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MD5
067cd97c3c0ae0d8b88963b23c7988c1
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SHA1
d0791728110ba68941185fe756069a8b7eed5a89
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SHA256
c5a67cae54aabf8f5e5d975135d961ed665ef021b8d20dccaebc40b1677baa3c
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SHA512
08a7f9cfc8481ed328d7f55a780cccc831809ed995342e30aef7f47652327b5c673af845d6fe5b34e7007ed1ab57f915d43e540d092590220caa5aed4116127c
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SSDEEP
768:WKsMqCXfVcWlzM9ZkiANIUvDYLDwUzc80gmq3oP/oDV:WKse1M9ZkiAP0r/0O8/oJ
Score10/10-
Renames multiple (88) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Adds Run key to start application
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Drops desktop.ini file(s)
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Legitimate hosting services abused for malware hosting/C2
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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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Sets desktop wallpaper using registry
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