MALICIOUS — 3ac9c8b6f279b68b87f47f6295c0682a8b3641e65daf15b3f66c23b5cf756c75
MALICIOUS — 3ac9c8b6f279b68b87f47f6295c0682a8b3641e65daf15b3f66c23b5cf756c75 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:
3ac9c8b6f279b68b87f47f6295c0682a8b3641e65daf15b3f66c23b5cf756c75 - SHA-1:
7b6db652bea0aaf13fddb3ea41f7d7f5195e15ac - MD5:
b20dfb61880c8a3470d8e09cb7a95489 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFN4j0DK/jGlVAXxSv0qFEp+EDTFyGc:O+K88uPCHz+WAXxsbEp+SyGc - TLSH:
T1145A238196195B0DE3F1C5902C1A666E8442F8D6D27C48CA138FF22E73DF97768311AB - Submitted as: 3ac9c8b6f279b68b87f47f6295c0682a8b3641e65daf15b3f66c23b5cf756c75
- 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 (26 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
87 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
- settings-win.data.microsoft.com
- v20.events.data.microsoft.com
- config.edge.skype.com
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\262.tmp -
18edef5d8c2a33261f932975cac8cb5eb691c548adce4f7f760543f4b2d12a7a - 2e5256aa79286d58d64baad298570b6b7bad9c2aab865af3a19388a1682674c1 -
2e5256aa79286d58d64baad298570b6b7bad9c2aab865af3a19388a1682674c1
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=1787849505&P2=404&P3=2&P4=dOHNR4BRbeVDguq95P4JCNIdvqogOTtweRk4ObM2ro57A6abS2zMUFQrvxB%2bQLo0fgffMVjwwBF%2bgDGcwIWhXw%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=1787849524&P2=404&P3=2&P4=XEzlPP17P2LzkYJGKFj4d%2fnaHI9IO9Tr%2f%2fYxBYR8lyFZEYqP%2buApxIpHT6DXIw%2br8YcVs65w9p2KNqAoKACCoA%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=1787246203&P2=404&P3=2&P4=dJtl6RE91nryMoeUhv%2fTWUxYMKiALENomyaMWDQPpY4FHLVY4LfDRVbKuc%2fyvk5bD%2bv5hxoG%2fCDtZUl3IqfCzw%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=1787245777&P2=404&P3=2&P4=XXjVpZgVciNGL6BfVEllikH8j68QR%2bGo0NHGLVKoSzYZUNAwXD7vzPNkoXip2ZirW%2b%2b5VLRd4yCW8%2bdooD4FTw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 85.210.193.152
- 40.79.163.155
- 20.247.185.124
- 4.230.171.124
- 172.215.188.225
- 135.232.92.137
- 20.165.94.54
- 20.184.175.18
- 4.150.223.104
- 40.99.134.2
- 20.112.250.133
- 52.123.128.14
- 52.123.129.14
- 172.66.2.5
- 172.178.240.161
- 92.223.78.30
- 52.123.252.212
- 52.123.252.193
- 135.232.92.34
- 52.123.252.246
- 203.26.79.13
- 52.148.114.188
- 135.233.45.221
- 172.175.111.170
- 52.168.117.175
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report