MALICIOUS — f43c7cc482e3ee6ed835a4986484450a484be1c028c037b8c41f93f046a6febc
MALICIOUS — f43c7cc482e3ee6ed835a4986484450a484be1c028c037b8c41f93f046a6febc 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:
f43c7cc482e3ee6ed835a4986484450a484be1c028c037b8c41f93f046a6febc - SHA-1:
58aa516d44b2d4d9a9ff410a5e9a800f155f17ef - MD5:
dc7c26ee0789264aca0f3f3647e05829 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFMXsqb+DUr/pIi6fYl/nxFRoHR+OyGc:O+K88uPCHZH+Ii6fYV3eRXyGc - TLSH:
T1955A238A6B199748F6F2C5A12C1A277E8082E4D6877D09CB524FF02D73DB427787205B - Submitted as: f43c7cc482e3ee6ed835a4986484450a484be1c028c037b8c41f93f046a6febc
- 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 27 external host(s) at runtime (29 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
99 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\FC3D.tmp -
38a942a473ee3e01ec149d9943c4d8161acfc5552daee787da493767d42507d4 - c6b7e7b30802de7005a5820a04a156754c37e9492b2ae5ff038d0cff18d650e9 -
c6b7e7b30802de7005a5820a04a156754c37e9492b2ae5ff038d0cff18d650e9
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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787842861&P2=404&P3=2&P4=fC%2fIFQekEqQ4CaoOgikvC3hcYvEg3PdROkPNBFkTEme7tRna7FipdAXqMCG9bWiON1Q0%2fwErehTT8D4dIy2pxw%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=1787842940&P2=404&P3=2&P4=Me5xUH1mw%2bZ%2bzaHXlKR9pbv%2bhDzEiggg%2fyw3QIaWZtAJzUV7kgD3WX%2bt2UqdetNjc6G6TXZUJzywNBpXJ4CAJg%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=1787239640&P2=404&P3=2&P4=mO48Ehwrg9Xw7QRnmRQhAWsgBPyjIjMzqxKJ3IkcyT91tj%2fJkLIpypnaq3397JQDdMjOzmFOiH1DCSstwDUZZQ%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=1787239172&P2=404&P3=2&P4=EzVveW687QJezW2DXZ1n2UFW8dipZYp65%2fs2XhI2In8ztUKrCVEVbLEhxZk31MyPCwAZ88MNDMFHwjuGonPZ2w%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 4.150.223.110
- 4.144.132.114
- 4.230.171.124
- 57.154.63.210
- 74.179.77.204
- 135.233.95.135
- 20.184.175.3
- 52.123.129.14
- 20.231.239.246
- 40.99.133.210
- 203.26.79.13
- 52.123.252.236
- 135.233.95.80
- 52.123.252.245
- 92.223.78.30
- 135.234.160.246
- 52.123.252.223
- 52.148.114.188
- 20.184.175.8
- 72.154.7.100
- 104.46.162.231
- 48.199.12.1
- 13.89.179.15
- 20.42.65.88
- 74.178.232.29
More Zusy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report