MALICIOUS — 8e5e7b5194266cf6c7537c41f2d63d76c94e5e2f5c2c4df7d6aaf28e3daa519f
MALICIOUS — 8e5e7b5194266cf6c7537c41f2d63d76c94e5e2f5c2c4df7d6aaf28e3daa519f 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 2 ATT&CK techniques.
Identification
- SHA-256:
8e5e7b5194266cf6c7537c41f2d63d76c94e5e2f5c2c4df7d6aaf28e3daa519f - SHA-1:
980df8bc7182c7541116652cc1aee6be71cfb9c8 - MD5:
7cf10db87ee6db809254a8096429074f - imphash:
f34d5f2d4577ed6d9ceec516c1f5a744 - ssdeep:
1536:N8jc9LaykgCeAdZuZY/9JK/r7GHCbPUeN93uv7/0TbA3OKaQSDOxgtM4idF:N8ALamu4YvK/PGi1ZEQQSDG - TLSH:
T1BD3A4BC519E87225E5FEAD093048EAED3FCD0846A8BE6DD8610869B26078E1F4D35463 - Submitted as: 8e5e7b5194266cf6c7537c41f2d63d76c94e5e2f5c2c4df7d6aaf28e3daa519f
- File type: pe · Size: 97936 bytes
- Verdict: malicious (96/100) · Family: Zusy
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Zusy-7709449-0
- Microsoft Defender: Trojan:MSIL/AgentTesla!pz
- Trellix Stinger (McAfee): Trojan-FTYO!7CF10DB87EE6
- Kaspersky (KVRT): HEUR:Trojan.MSIL.Agent.gen
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Win.Malware.Zusy-7709449-0 (rule
Win.Malware.Zusy-7709449-0) - 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 - Contacted 23 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497, T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
5657 behavior events · 2 ATT&CK techniques · 0 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
- settings-win.data.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Embedded URLs
- 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=1787729837&P2=404&P3=2&P4=TQYTfgKyYwPRKNdm6dDxrv2iUVDrdUjdFSJ56LGQNLYMUKrFKFgIDDV3z92rPabTArF28TOvmBcdbzqQhdGM4g%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=1787729916&P2=404&P3=2&P4=G9nUVQN0g42Z5GJWFLiFsrQIKNk1f2bXddSH%2bu8djAWrhFsm6qNCrvroUvNE5vSN%2b2H17w1oAoyKX%2bVZ1pvFMw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 4.150.223.106
- 52.230.60.54
- 4.230.171.124
- 57.155.101.212
- 135.233.95.80
- 74.179.77.204
- 74.178.240.51
- 4.150.223.104
- 40.99.134.18
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 20.42.73.30
- 203.26.79.13
- 172.178.240.161
- 52.148.114.188
- 20.184.175.15
- 4.150.223.110
- 135.234.160.245
- 72.145.35.99
- 74.178.76.44
- 52.110.12.47
- 52.110.12.26
More Zusy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report