MALICIOUS — e51cf4a71eb95f8c20ddab67e762d36893128e74d9b4be20055eab51ce8fb1ee
MALICIOUS — e51cf4a71eb95f8c20ddab67e762d36893128e74d9b4be20055eab51ce8fb1ee is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the Zusy family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
e51cf4a71eb95f8c20ddab67e762d36893128e74d9b4be20055eab51ce8fb1ee - SHA-1:
24626a8e14d0c55081fc233bf055802617b7b646 - MD5:
1537495ddf92a7b78af2630aed128ecf - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFnwT/9NBce6y1R58b5sPzpMddK22UDEZEayGc:O+K88uPCHy9viIR5W5sPVMdsUCyGc - TLSH:
T1645A23915A19AB4DE3F1C9402C1A776E8142E4D6977C488A838FF02D73D793B783129B - Submitted as: e51cf4a71eb95f8c20ddab67e762d36893128e74d9b4be20055eab51ce8fb1ee
- File type: pe · Size: 2089472 bytes
- Verdict: malicious (96/100) · Family: Zusy
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Zusy-9764479-0
- Microsoft Defender: Trojan:Win32/Salgorea!pz
- Emsisoft (Emergency Kit): Trojan.GenericKDZ.110085
- Kaspersky (KVRT): Backdoor.Win32.Salgorea.ie
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule
Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 33 external host(s) at runtime (30 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
98 behavior events · 1 ATT&CK techniques · 2 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- c.pki.goog
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\D3FF.tmp -
236195632fb1ecf435711917ea8be8260325a477f92640ca274d0a3017e5d226 - 16a7f4746140fdbb43980c04536abc8c6863f387bf50fafd713e4b6a8a302c64 -
16a7f4746140fdbb43980c04536abc8c6863f387bf50fafd713e4b6a8a302c64
Embedded URLs
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787896887&P2=404&P3=2&P4=hzozaU%2f0ieiVrfyS9JN%2fsJwXu6BBAExvNa7d4Sh3lMOVNPQDwgs90wZ7EA4qCaCalXjRVJwKlSdbK2Nem6tbTA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787896931&P2=404&P3=2&P4=UHAd1yRZL0fXGulyh5FesnXJtVt4GaygoXfR6Yk6qlfZAsgMviTgjTULU6YAG6gnbmpBBHrpy7HSknvF%2fGBHVg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787293697&P2=404&P3=2&P4=PcH5pzfYZ35hOYSmczH8HJLZkDZCfpsUO4fLfaNR%2fmkdhdBajpg7IzXsTmmE5N9ja33MGBQcMI%2fa1psgE6WegQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787293262&P2=404&P3=2&P4=km1F5YdHny19zJwsj0UhrAfPsq%2fiFzRgHiQa69%2bYHgSKuvYISB4kK4yBzUVrjmPfohZWJfSj7Wm9qxLXbgiOEw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 20.42.73.24
- 85.210.196.11
- 20.247.185.124
- 4.230.171.124
- 48.211.4.16
- 74.179.77.204
- 20.165.94.54
- 52.168.112.66
- 20.112.250.133
- 52.123.128.14
- 52.123.129.14
- 52.123.252.203
- 4.150.223.113
- 52.168.112.67
- 203.26.79.13
- 135.232.92.34
- 52.123.252.213
- 52.110.12.22
- 52.110.12.47
- 135.234.160.246
- 52.123.252.219
- 52.148.114.188
- 57.154.63.210
- 72.153.5.62
- 20.184.175.12
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report