MALICIOUS — e4c947b65171f5f618b1ee71ebbae3ddc63f2a4c04014e01669b966d095644cb
MALICIOUS — e4c947b65171f5f618b1ee71ebbae3ddc63f2a4c04014e01669b966d095644cb 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:
e4c947b65171f5f618b1ee71ebbae3ddc63f2a4c04014e01669b966d095644cb - SHA-1:
185fdffa93824a836b48e35d700c0e3aa71237de - MD5:
a112e02f09ba94e46ef0e7d569999c9d - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SF26I5vvrG8iFvWgpof8EayGc:O+K88uPCH+5vvrG8iFPpofHayGc - TLSH:
T1405A23C65A295B0CE3F6C4806819367E8582F8D6977C29CA428FF02D73D7977643209B - Submitted as: e4c947b65171f5f618b1ee71ebbae3ddc63f2a4c04014e01669b966d095644cb
- 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 (27 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
- 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
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\7A27.tmp -
f275f245b348fd6062bae1ecf379e03fc319314c9fff4ff599086ec35cd2e10c - ca8278c1179de4d2bf7f7454f83952c891c12a074f31f5900ca38027c8f08375 -
ca8278c1179de4d2bf7f7454f83952c891c12a074f31f5900ca38027c8f08375
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=1787918758&P2=404&P3=2&P4=lPq9pjvcEBushq8qGy2hepb1K3Nbi8BFTVtYauVclVkBDfrVXGm4bOfdz111mV5ME1XkUWxmZ7meKVRCdZZ3QA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787918788&P2=404&P3=2&P4=Eg%2fSNcdGxTc65IwfwtFPJfpeFHnHm%2faxsNR6w8AUQopsCmt54wLq4lwiKEZkcqp0dbYSYxXUlnMaGJVve7xoDw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 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=1787315546&P2=404&P3=2&P4=Irzgn1IjjSjiI355KftH8oHOyZuwkWC9%2btOq1OYqFkKdXEoFY8aOHUNCgZ2%2fUirDzu8n71kXt2jOjZQoakOpOA%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=1787315094&P2=404&P3=2&P4=Qnz6hMcD%2b97TQpvxmpokKd%2fFdXOBm8eAP3IINLfQo%2f5zJ17BcEH1IVXoaiOo9ZU%2fIcxuN28f%2b%2beT3pm4elb1Ig%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 13.89.179.12
- 52.123.252.198
- 4.230.171.124
- 48.211.4.16
- 52.253.84.76
- 74.178.240.61
- 74.179.77.164
- 20.42.73.27
- 135.232.92.137
- 92.223.78.30
- 20.112.250.133
- 52.123.129.14
- 40.103.64.226
- 203.26.79.13
- 172.178.240.161
- 135.233.95.80
- 52.123.252.229
- 172.66.2.5
- 52.148.114.188
- 135.233.45.221
- 72.145.35.110
- 4.150.223.113
- 48.199.12.1
- 4.150.223.100
- 51.11.192.49
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report