MALICIOUS — d4c87efaede6a391294ac5a3781da5325e0748b37e4990803c6baafa1dcd3bfd
MALICIOUS — d4c87efaede6a391294ac5a3781da5325e0748b37e4990803c6baafa1dcd3bfd 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:
d4c87efaede6a391294ac5a3781da5325e0748b37e4990803c6baafa1dcd3bfd - SHA-1:
1cc7f91047d367ea0c3492fe01b05abcf3261d8b - MD5:
e06581aa5be841554148a947f14e420d - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:Qoa1taC070dRtH+dMaeWb0IzlZfNcYekfY4:Qoa1taC0u1kh9ll1aEY4 - TLSH:
T10A5A2356A6597B0CF7F6C5802819226EC442E8A6D33C218A518FF09EE3CB5B77C1119F - Submitted as: d4c87efaede6a391294ac5a3781da5325e0748b37e4990803c6baafa1dcd3bfd
- File type: pe · Size: 1958408 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): Dump:Generic.Dacic.17983.C83B492E
- Kaspersky (KVRT): Backdoor.Win32.Salgorea.ic
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 (22 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
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\B8AC.tmp -
41c8bc52dbf3e7d612ffa1429581da950305f3b404ee2a6daa0e405f6c80967d - 786315e73c6072ce4767eaf8a2ab15dc54310bc725c0a44774f826f54c74c666 -
786315e73c6072ce4767eaf8a2ab15dc54310bc725c0a44774f826f54c74c666
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=1787785588&P2=404&P3=2&P4=Ba1ByND%2fa7y39yZrgqta6vtoK7gG0QliHPTzv8b3CvJY9R2%2f4VYnwS2X5V0Y3bIv6n1696v03kP2wieNs5RVFA%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=1787785657&P2=404&P3=2&P4=AoCLQ8pfzC8jdWKa7WkZoeG2tJoSSDfDTDyp61az0IKalzaLP%2blI6jLWoWB3gxDW1bqJiCZikHUQ1A9RxLxoqA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- xa.jp
- schemas.microsoft.com
Embedded IP addresses
- 20.42.73.25
- 4.144.132.223
- 4.230.171.124
- 85.210.193.152
- 20.42.179.204
- 74.178.240.61
- 52.168.117.171
- 74.178.76.54
- 52.123.129.14
- 20.231.239.246
- 40.99.133.210
- 52.123.128.14
- 51.132.193.104
- 172.178.240.163
- 52.123.252.240
- 52.110.12.49
- 52.110.12.5
- 52.123.252.231
- 74.178.232.29
- 203.26.79.13
- 104.208.16.94
- 52.182.141.63
- 52.148.114.188
- 92.223.78.30
- 135.232.92.34
File paths
- o:\N
- W:\RuP
- A:\Uu
More Zusy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report