MALICIOUS — 78bf456a2248a2ad6cd46b859853ba855164fd3f5b340ed27148cf6391032be8
MALICIOUS — 78bf456a2248a2ad6cd46b859853ba855164fd3f5b340ed27148cf6391032be8 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:
78bf456a2248a2ad6cd46b859853ba855164fd3f5b340ed27148cf6391032be8 - SHA-1:
a0a22d96bd646026d2a9bbcd6d5dd6734b1f0e4f - MD5:
2e3c4579c4c63544da5267ab7667d0d9 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SF+f+vA2hXAOTqSuC8+dHHmp/qqm3wB7tyGc:O+K88uPCHMf+vhwSuC/nmpiqmAB7tyGc - TLSH:
T1335A23868A198B0AE7F1E4612819276F8042F4C697BC098F928FF10D77D7977783215B - Submitted as: 78bf456a2248a2ad6cd46b859853ba855164fd3f5b340ed27148cf6391032be8
- 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 25 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\82C2.tmp -
fdc9a0aee2480c41bf1845998de83c14d67a72bb1c512dacbf74455259c3fd7d - 30bc1d7f755d498cd3bdcdb36a2ebba4d29d59907c4d7b578dabdd3445f18b43 -
30bc1d7f755d498cd3bdcdb36a2ebba4d29d59907c4d7b578dabdd3445f18b43
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=1787872260&P2=404&P3=2&P4=W%2fmpwR0FC%2b8T9s3upLBC5RjOAM8fXORmC4WNvfMOJ6OxkDRQlHHr9ABl15ajD6PJpm4dUhrpfIz8t%2bNsSacvYA%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=1787872295&P2=404&P3=2&P4=KB5xZ%2bIknoQ9y%2fl7632k1LoTlSR%2buinQThiNlyJ%2fCViiYnE2GjFZ%2fF0hKwH0ylaZwSWw1cwm48atd2QHFnymzA%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=1787269074&P2=404&P3=2&P4=DnfrBoWRqS0kZpY8lyeSx1Lq3Tp5U7GHe9YDLCuk%2fey8tjuMGBzh02FiXbt%2bKxDOJNdDbbIxLgFGsd76JnpHMw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787268580&P2=404&P3=2&P4=KfJJvk9zdHv3JYHRWBd8EAtuM0Ox0qnL1kCuuK6e8Ch9wJI7OBOnzKvNx3arWIhZC7nlpo5yD44JWPrgdFO3cg%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ps.eu
- schemas.microsoft.com
Embedded IP addresses
- 20.50.201.204
- 20.247.184.142
- 4.230.171.124
- 40.84.97.4
- 172.215.188.225
- 74.179.71.159
- 135.233.95.144
- 135.232.92.97
- 20.184.175.11
- 203.26.79.13
- 20.236.44.162
- 40.104.4.2
- 52.123.129.14
- 52.123.128.14
- 51.105.71.137
- 172.178.240.162
- 162.159.142.9
- 52.110.12.32
- 52.148.114.188
- 72.153.5.132
- 135.234.160.244
- 48.200.63.27
- 52.138.229.67
- 4.150.223.96
- 52.110.12.2
File paths
- P:\@J
More Zusy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report