MALICIOUS — c295de5c2f3a7499b9b7a5df8c64e027bf05ebe60526e79db234f1d0f34841d0
MALICIOUS — c295de5c2f3a7499b9b7a5df8c64e027bf05ebe60526e79db234f1d0f34841d0 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:
c295de5c2f3a7499b9b7a5df8c64e027bf05ebe60526e79db234f1d0f34841d0 - SHA-1:
51d48ffe18ae8097fc8c7f56a842a2c9d9d51d16 - MD5:
02caa78176e7a609128395d2fc5cfba6 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFge3bZCPOCsnGutEDDGyGc:O+K88uPCHSY4fsnGdGyGc - TLSH:
T1F75A22852A2A570DF2F3C59038292B7E8582F8D6A67844CA52CFF01D73D752774321AB - Submitted as: c295de5c2f3a7499b9b7a5df8c64e027bf05ebe60526e79db234f1d0f34841d0
- 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 29 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
- settings-win.data.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\6EBD.tmp -
6ed7775add563af484b013de6d004647c92dfdb3460f6cf9eca93c73c125c8d6 - be6a3602b2cf8374907846be95905bdff7f28e0643187e6ea241b27342837749 -
be6a3602b2cf8374907846be95905bdff7f28e0643187e6ea241b27342837749
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=1787926276&P2=404&P3=2&P4=QwvqY8uVWQrWzPFGqgolQaXKSgwoCIcwwT1SQDlDIE8WrvdgyAy%2bKM5sB9v2LY4N%2fKodR%2bFRnxzV3WFZfKRkTg%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=1787926329&P2=404&P3=2&P4=F9JKRZrmSLqcjP5lljEKSYjCifkmpCdGkxHs1jBOCcIrKrCdJIttP1dCLiGli%2bIVo4SY14tLMbt5YE6YnGg2Kw%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/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787323031&P2=404&P3=2&P4=KLkdzZyelsn53UNKyS6%2bxjoUS%2bm9T7mwIwBAj2LC%2fTUUVF3zCFcGE7Ny9ZmM7gwKIiWzPVYfL2WFg%2f%2fVOsD2vQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787322596&P2=404&P3=2&P4=lVA4kdKVj9XOOQC17hmrJVqLtt8dFtXz4CfSDa88PdOI0O0nEcvs%2bjXWRTnicgRk6PoIZYg%2fPsp5bun2oj7KYQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- l.nl
- schemas.microsoft.com
Embedded IP addresses
- 52.168.117.170
- 52.123.252.247
- 172.215.188.232
- 4.230.171.124
- 4.144.132.114
- 74.178.240.61
- 4.150.223.96
- 74.178.240.51
- 52.123.252.212
- 20.112.250.133
- 52.123.128.14
- 52.123.129.14
- 203.26.79.13
- 172.178.240.161
- 85.210.196.11
- 74.179.71.159
- 52.110.12.31
- 52.110.12.56
- 52.148.114.188
- 92.223.78.30
- 52.123.252.227
- 72.153.5.132
- 135.233.45.221
- 20.42.73.24
- 48.199.12.1
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report