MALICIOUS — cdbddf2aab6900c9ddc64f51deec809599e9926b774e6ec6d2db44f98c7667c3
MALICIOUS — cdbddf2aab6900c9ddc64f51deec809599e9926b774e6ec6d2db44f98c7667c3 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:
cdbddf2aab6900c9ddc64f51deec809599e9926b774e6ec6d2db44f98c7667c3 - SHA-1:
73d2ea4704e7f7c4edba2e0cc97d8e51eb08b323 - MD5:
5e8f8af8c71721fc612d505cf14c31eb - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFADHJltxg318RFjEpPxgn5GXg1Cr8CVxhVyGc:O+K88uPCHODH/MCapPCn5GXgkrVvPyGc - TLSH:
T1845A23865A18970DF3F6C881281966AEC442E5D68B7C144B938FF12D73DB93B347209B - Submitted as: cdbddf2aab6900c9ddc64f51deec809599e9926b774e6ec6d2db44f98c7667c3
- 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 31 external host(s) at runtime (31 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
- 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\893B.tmp -
2f2764b4297a0c3d40a49fc9ae91bc65afd8371b950dc7da4af1b72113afd853 - 6d9b83819a3c2bcab8cca57c1db0ff610629a13295496b3eca38d14e4cf2622f -
6d9b83819a3c2bcab8cca57c1db0ff610629a13295496b3eca38d14e4cf2622f
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=1787885151&P2=404&P3=2&P4=emgqbzmEFI%2fNDn2riRPR13bJ0U03KWngqfOBO6E5uVN0ljx%2bXynAOixNNO39lYbCYtm%2b1TJDrXR%2f0JmHnbRbJQ%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=1787885204&P2=404&P3=2&P4=CuYRT1MNkeSmSS6YzIlHYCT8SfvT01VWY2p1k8MtPORZNXxcvEB3QfLKu8NjqajdWgyX1UE7TuEgRwh1VyKQvw%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/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=1787281979&P2=404&P3=2&P4=iOyRVZCxC%2f5v9O44ZT3yrxPTfjnFYrtE5B8e3trhtEX1rCtaS%2bSBfKBKHlPIXT7fpn08XdsnzzyH%2boFuW6%2fcZw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787281457&P2=404&P3=2&P4=ANhdRJ3NPnc75RAnipLA9hjj4pfvZrVWp69jMRz5rl5F9s1h2oRaVlx3luutY83h9wUeWi1ZMRxanGe9IhrqcQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- s.pl
- yr.ir
- schemas.microsoft.com
Embedded IP addresses
- 20.42.65.89
- 52.123.252.203
- 52.123.252.204
- 4.230.171.124
- 40.84.97.4
- 52.230.59.222
- 4.144.132.223
- 135.232.92.137
- 135.232.92.97
- 52.178.17.235
- 52.123.129.14
- 20.236.44.162
- 52.123.128.14
- 40.103.64.242
- 20.42.65.84
- 203.26.79.13
- 52.123.252.233
- 74.178.76.44
- 52.123.252.226
- 172.178.240.162
- 52.123.252.222
- 52.110.12.53
- 52.110.12.3
- 52.148.114.188
- 72.153.5.60
More Zusy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report