MALICIOUS — b304fee17f6a91267302b0b97c59d66a98ee340025d1d518bb478ae1bd08603d
MALICIOUS — b304fee17f6a91267302b0b97c59d66a98ee340025d1d518bb478ae1bd08603d 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:
b304fee17f6a91267302b0b97c59d66a98ee340025d1d518bb478ae1bd08603d - SHA-1:
27fa6ef058dd5f07a009d3f77da8f7e9b412f0cb - MD5:
6d2f028e4a4740ca53a1a72f8ff9ca07 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFYVYSGP0M+vhyHRdKyGc:O+K88uPCHuVYbL+vhORdKyGc - TLSH:
T1095A23D59A2C5B0DE6F2C0503C1923ADC542F8D696BC198E228FF12E73D706B74221A7 - Submitted as: b304fee17f6a91267302b0b97c59d66a98ee340025d1d518bb478ae1bd08603d
- 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 26 external host(s) at runtime (22 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
- settings-win.data.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\BA81.tmp -
c30d7a65986298572151764493bccbb8ba5646cf2ed3fc34487b78832bc9c8c3 - f6cc880e1c3a796c125f64e6d1c3d2b6348516dfa47eeef66d173893b26bcc04 -
f6cc880e1c3a796c125f64e6d1c3d2b6348516dfa47eeef66d173893b26bcc04
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=1787864196&P2=404&P3=2&P4=fl0g47eoW3bPxSwOFeue0ONeJ6xfP2%2fr%2byG7Zu2GGcrxXUUP8nxum1UJ22I%2fZkrbzAIDkxwWPDm6aGoWhvfElg%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=1787864249&P2=404&P3=2&P4=jSea01lf21Ou%2fI8u%2b2cpPqxt8snk1Ozw9RmY5%2bRjhBsbQagvABXsCLCq0PBmsrBIesZp60Q6Z6YwsxpArKo79A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- 9r.su
- p.eu
- yy.tw
- schemas.microsoft.com
Embedded IP addresses
- 20.42.65.94
- 85.210.196.11
- 52.230.59.222
- 4.230.171.124
- 20.42.179.204
- 20.165.94.63
- 4.150.223.105
- 74.178.76.54
- 20.184.175.12
- 20.112.250.133
- 52.123.129.14
- 52.123.128.14
- 40.99.133.242
- 135.234.160.245
- 92.223.78.30
- 74.179.71.159
- 52.110.12.45
- 203.26.79.13
- 52.110.12.2
- 52.148.114.188
- 57.154.63.210
- 4.150.223.110
- 4.150.223.103
- 52.110.12.53
- 52.110.12.16
File paths
- o:\C)
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report