MALICIOUS — 705bba669584b34af7079d14d49ffb998d9aaccf253c643aaefbf0d77c72ac36
MALICIOUS — 705bba669584b34af7079d14d49ffb998d9aaccf253c643aaefbf0d77c72ac36 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:
705bba669584b34af7079d14d49ffb998d9aaccf253c643aaefbf0d77c72ac36 - SHA-1:
5e72c913a3677788357cb4e8c6792789fa7c039a - MD5:
1fb9de320f2baa8d418c56ae3f65d81d - imphash:
95122753ea27818b35f9b51859e4c692 - ssdeep:
49152:OFUcx88PWPOpX0SF2tcBQw0Utf+GipECQKIR4yGc:O+K88uPCH8tAQw0URiPXImyGc - TLSH:
T1D75A23859A265B4DE7F2C090381A2BBD8142E0C297BC498A438FF11D73DB977747219B - Submitted as: 705bba669584b34af7079d14d49ffb998d9aaccf253c643aaefbf0d77c72ac36
- 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 21 external host(s) at runtime (21 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
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\4512.tmp -
2f64953b73f1ad81430ec111394ee8407d90d55c02a0bea781f9d368cbf87777 - c9a8a4eb5e46b1dc5f28e4dc49a5e407c2e0bdce1378996352722741842d7b3f -
c9a8a4eb5e46b1dc5f28e4dc49a5e407c2e0bdce1378996352722741842d7b3f
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=1787798488&P2=404&P3=2&P4=mDFqzdNITMh5n8QaFklzz1VS9Wk1S4t6GMkLWoAod5C%2bGD5Z8k7p9%2fdKHMuTW4q5oIIQP6AI%2bjC7Gb%2bD0AuvWA%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=1787798520&P2=404&P3=2&P4=Gw4086JvT4p3maa84khAxdRoAL8dBP6PmBPDkO7IuDJwR6SIuoL2s38P1B5dQwQmCik0y9GPdphXwUrcFwbP5Q%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- e.su
- 9n.cf
- schemas.microsoft.com
Embedded IP addresses
- 4.150.223.115
- 4.230.171.124
- 57.154.63.210
- 4.144.132.114
- 135.232.92.137
- 135.232.92.97
- 20.42.65.88
- 20.236.44.162
- 52.123.129.14
- 172.178.240.163
- 74.179.71.159
- 203.26.79.13
- 20.42.179.204
- 104.46.162.231
- 20.184.175.19
- 52.110.12.56
- 52.110.12.31
- 52.148.114.188
- 72.154.7.106
- 52.110.12.2
- 52.110.12.26
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report