MALICIOUS — 5e8fb55c3291da1726ccd98c68e8f0632f508c070782d5644b435ca28734e9c0
MALICIOUS — 5e8fb55c3291da1726ccd98c68e8f0632f508c070782d5644b435ca28734e9c0 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:
5e8fb55c3291da1726ccd98c68e8f0632f508c070782d5644b435ca28734e9c0 - SHA-1:
59d9b63835359bfff30f8ff187457fe4af09beb5 - MD5:
fea1aebe3bc93fbc5121267d336dba32 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFqP4L0GtVPUUXGfPkJPG7k3xvmayGc:O+K88uPCHgP4wE1UUXQPkJ9xvnyGc - TLSH:
T1835A2391AA195F49E3F2C4903C257ABE8042F1D6967C08CE524FF11E73D7867782229B - Submitted as: 5e8fb55c3291da1726ccd98c68e8f0632f508c070782d5644b435ca28734e9c0
- 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 28 external host(s) at runtime (27 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
- 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\C097.tmp -
2f3bc52cb716654898d6fa8212cf7fe97a341a60c2b44c0a224033804ddcf9cb - cfca4fcadb9c9a9cedd589b81a197bb5610276d92d876e9716e648bc9adea35f -
cfca4fcadb9c9a9cedd589b81a197bb5610276d92d876e9716e648bc9adea35f
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=1787821561&P2=404&P3=2&P4=epAoNKJwEmHe35%2bU3jh%2f9V18I7OpylH4hh44SlGaR1V5PvDtb96%2fobMDU1M4vEke8Ra0TSijvsXTcOCfHsVdpQ%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=1787821589&P2=404&P3=2&P4=gNOmG8Ht%2fN84m2%2bWw%2bWfZCpj8Xhuz%2f95hFnjKpB29Fv29LWe6%2bSeQXgqeWvSIGIEMsxgh3O2Z5hmwRAXhHdjrA%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=1787218380&P2=404&P3=2&P4=czm7RBXh%2ffkupOCU8rfNGsHJSs3ZoqQJmGdcxe4CVhMZYwIlq1apeU5AwajV72tUA1WVX%2bzsjup3BN3z%2bAEaKw%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=1787217932&P2=404&P3=2&P4=VUJKQIc11bAWzJ%2ftpbpYm16Wp4WU%2f5sSwuv9YVWmGV80%2bHZVV%2fH4Hdeb3AdAfYwWM%2fLBLNNEOaTdSH8gndEOKA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 104.208.16.94
- 4.144.132.114
- 4.230.171.124
- 40.84.85.40
- 74.179.77.204
- 20.165.94.54
- 20.184.175.0
- 20.76.201.171
- 52.123.128.14
- 52.123.129.14
- 203.26.79.13
- 135.232.92.34
- 52.123.252.202
- 172.178.240.161
- 52.110.12.20
- 52.148.114.188
- 57.155.101.212
- 162.159.142.9
- 20.184.175.1
- 4.207.44.70
- 72.153.5.97
- 92.223.78.30
- 20.184.175.18
- 48.199.12.1
- 20.184.175.6
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report