MALICIOUS — f770d84ff070d8002198369a11da434e7de6858ee21bf53087933c33709ad645
MALICIOUS — f770d84ff070d8002198369a11da434e7de6858ee21bf53087933c33709ad645 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:
f770d84ff070d8002198369a11da434e7de6858ee21bf53087933c33709ad645 - SHA-1:
36927b8524dc35738da335bb5441bfb278fd8309 - MD5:
16bc9f0032848769717400239f225540 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SFSOu8Xa3i8fSEZie1fHQR1ftovPyGc:O+K88uPCHemyifEb1fwLfAPyGc - TLSH:
T12E5A23859B154709E6F5C4903819267DC082E8D687BC89CE938FF11E73DB97768320AB - Submitted as: f770d84ff070d8002198369a11da434e7de6858ee21bf53087933c33709ad645
- 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 27 external host(s) at runtime (20 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
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\8F1B.tmp -
4f4f6b5fe698a6e8037ce08817e7fd21b57c32cfad301921197a4736223a5ecb - 382c7474d7c53780a4c8333907b75ce234c60f711ce0e071c4f8703c43a14487 -
382c7474d7c53780a4c8333907b75ce234c60f711ce0e071c4f8703c43a14487
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=1787809586&P2=404&P3=2&P4=km0z9s%2bEv%2fKdz84EfGMilmyxTggAzOEKky50pH07Lv%2b3S6c4G%2b%2bQ5loHUKhydRbHuGZQyZw4p2hjjuveEVsUTQ%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=1787809654&P2=404&P3=2&P4=QE4JGjOWBnGe5ZrPEUDjtO3wR%2fjR0pMusgC93XgfRtEnp7un31SbHQbNrXmY6fVlnaKkg%2f%2ffx1ExwWjMjZnUog%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 20.184.175.4
- 52.123.252.219
- 4.144.132.223
- 172.215.188.225
- 4.230.171.124
- 40.84.97.4
- 20.165.94.63
- 20.184.175.3
- 74.178.240.51
- 52.123.129.14
- 20.76.201.171
- 172.66.2.5
- 52.123.128.14
- 4.150.223.108
- 172.178.240.161
- 52.123.252.239
- 52.123.252.246
- 20.165.94.46
- 52.123.252.225
- 203.26.79.13
- 52.148.114.188
- 125.56.205.34
- 125.56.205.17
- 74.178.232.29
- 52.110.12.33
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report