MALICIOUS — 91d07a096ad0bc597f45035e7642c9686ba2284e54ab90ce470a8c19068aaee6
MALICIOUS — 91d07a096ad0bc597f45035e7642c9686ba2284e54ab90ce470a8c19068aaee6 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the C83B492E family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
91d07a096ad0bc597f45035e7642c9686ba2284e54ab90ce470a8c19068aaee6 - SHA-1:
629774db6e73d10cede96500f01148d81af3bef7 - MD5:
19b6b0bdcdc8cd7f2728491b287330c6 - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
24576:N2oo60HPdt+1CRiY2eOBvcj3u10dMQrxhVPC5ogCpaCD0D7/CYFkdDOkddq9/DfM:Qoa1taC070dMQFhVPCPCivCPzqhvrs - TLSH:
T1C85A224657197708E2F6C5942D69169EC841A4F7933C29CB82CFF05DB3CBAA7381218B - Submitted as: 91d07a096ad0bc597f45035e7642c9686ba2284e54ab90ce470a8c19068aaee6
- File type: pe · Size: 1958400 bytes
- Verdict: malicious (98/100) · Family: C83B492E
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Zusy-9764479-0
- Microsoft Defender: Trojan:Win32/Salgorea!pz
- Emsisoft (Emergency Kit): Dump:Generic.Dacic.17983.C83B492E
- Kaspersky (KVRT): Trojan.Win32.Bingoml.ckfs
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 5 weighted signals:
- ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule
Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85 - 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 30 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
Dynamic analysis (windows)
100 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\9BE8.tmp -
cb584c968cf485633ced72b32230af1a3e7b9ec9feaac417a66966cb6f83aa4f - f85d1421a67536d5135498bbde447ca4985520487699dda330ec4416dfc22a0a -
f85d1421a67536d5135498bbde447ca4985520487699dda330ec4416dfc22a0a
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=1787905868&P2=404&P3=2&P4=elib6%2bNkWdi82SgiSYE1%2bbamyMiscJ3J3QHpyh7gPR1inPEtjVnmCHnGRvcUUZC43CSe3OmgmaOGoVcPiQ9IXw%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=1787905912&P2=404&P3=2&P4=TYi%2fY%2f0LDGDOH1ZUf4AWBynf%2fKp%2bCdNyrfXafWM5h55JQppBxMYDnLxwXmMfjbcwsz%2f9DAHaMZUUOILTqOt4ug%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=1787302691&P2=404&P3=2&P4=TuawEs8mgTZzd6%2bJgCNvEYR%2bMCudIWF1qj5OSCY%2bz0CpTjmjg1Pvju3us9W4TtLPZ1GBXla6ytyT92dLPfLJqQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787302204&P2=404&P3=2&P4=YCOojvVIlJKrxJm%2f2pPoeTYMkQ5SVvzPjztCnZQw97U8vKLY%2b%2b6yfKDGMvCZ4FVajYiwF1L3PojgFphx0C%2bUuQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
Embedded IP addresses
- 4.150.223.113
- 52.123.252.215
- 57.155.104.224
- 4.230.171.124
- 20.247.185.124
- 74.179.77.204
- 74.178.240.51
- 4.150.223.109
- 52.123.252.245
- 52.123.128.14
- 20.236.44.162
- 52.123.129.14
- 40.99.133.242
- 52.168.117.168
- 203.26.79.13
- 85.210.196.11
- 135.233.45.223
- 13.89.179.15
- 20.42.65.90
- 20.165.94.46
- 92.223.78.30
- 52.110.12.1
- 52.110.12.48
- 52.148.114.188
- 72.145.35.105
More C83B492E samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report