MALICIOUS — a25cc80c27fde7fadb45ae3a8767c6a5c9f8fe992af66664dd499712daa257c6
MALICIOUS — a25cc80c27fde7fadb45ae3a8767c6a5c9f8fe992af66664dd499712daa257c6 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Zusy family. 7 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
a25cc80c27fde7fadb45ae3a8767c6a5c9f8fe992af66664dd499712daa257c6 - SHA-1:
1c95d7cae36d22d3e235e1243609daf60350608a - MD5:
95aec9ec1ae7b572002a7766eac4c454 - imphash:
c3a0350b9ecbc7de042f4efabd4ca88c - ssdeep:
6144:24PCa2rGsdUrx0wDXl6LcheTW+bZbwphO8v:24l2rGs2rx08l6YqbO2a - TLSH:
T1CA45BE8C4116B308E6B7DF545D04AD0DE067B0EE22BE2C5D0B87C82F36F795BA964249 - Submitted as: a25cc80c27fde7fadb45ae3a8767c6a5c9f8fe992af66664dd499712daa257c6
- File type: pe · Size: 285696 bytes
- Verdict: malicious (99/100) · Family: Zusy
Detections (7 of 55 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- ClamAV (daily): Win.Packed.Zusy-9880177-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Microsoft Defender: Trojan:Win32/Zusy.GGL!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Zusy.406937
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
YARA
- Windows_Injection_Api_Combo
Why this verdict
The malicious score of 99/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Win.Packed.Zusy-9880177-0 (rule
Win.Packed.Zusy-9880177-0) - engine signal, weight 0.90, confidence 0.95 - Process injection API combination (rule
Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90 - Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85 - Contacted 21 external host(s) at runtime (17 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
Dynamic analysis (windows)
14 behavior events · 0 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
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- licensing.mp.microsoft.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=1787820948&P2=404&P3=2&P4=d%2bpHkbh4IOMbxzYPxUsgsMOhNIEvz0CHLHTnuwQhHuMKfv01FZc5ivPp%2fzRZ4MrctXd8arDfX9L%2bdP%2f%2fQNuf4w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 20.42.179.192
- 51.11.192.49
- 52.123.252.195
- 52.230.59.222
- 172.215.188.225
- 4.230.171.124
- 135.233.95.144
- 20.42.73.31
- 74.178.240.51
- 52.123.128.14
- 20.76.201.171
- 40.103.64.226
- 52.123.129.14
- 203.26.79.13
- 135.233.45.223
- 52.148.114.188
- 72.153.5.135
- 20.165.94.46
- 52.110.12.44
- 162.159.142.9
- 52.110.12.55
File paths
- C:\Users\Katy\Desktop\project\proesshollowing_exe\Process-Hollowing+antidebugger
- N:\:j:x:
- Z:\;j;
- T:\:d:l:t:
- P:\:h:t:
More Zusy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report