SUSPICIOUS — virussign.com_4ef35ea2de3af970a5a54c854373a3a0.vir
SUSPICIOUS — virussign.com_4ef35ea2de3af970a5a54c854373a3a0.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (49/100). 5 of 55 detection engines flagged it.
Identification
- SHA-256:
9583b11605a8bd46807dbb9e681c9ea496d1ffbd6f7880c448234db9ba3630b0 - SHA-1:
512c7532149cf1729b0c4e9cb8cc4d20a7b56d88 - MD5:
4ef35ea2de3af970a5a54c854373a3a0 - imphash:
852746a81f96115ad55c658e2909a351 - ssdeep:
6144:Bmi3hs9uvp/C4dtkSGfKc5zb6svC7s911I:B1hs9u2h1Is911I - TLSH:
T17A43BF55506B121BE0F7FD24A8018ADCB062B0DD60F7A48A9A87D45EE1F0D7794F80FA - Submitted as: virussign.com_4ef35ea2de3af970a5a54c854373a3a0.vir
- File type: pe · Size: 219437 bytes
- Verdict: suspicious (49/100)
Source: VirusSign · first seen 2026-08-21T00:00:00.000Z · SHA-256 verified
Detections (5 of 55 engines)
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Ransom:Win64/Azov.psyA!MTB
- Emsisoft (Emergency Kit): Trojan.Ransom.Azov.1
- Trellix Stinger (McAfee): Trojan-FXIH!4EF35EA2DE3A
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
Why this verdict
The suspicious score of 49/100 is the fusion of 2 weighted signals:
- Contacted 20 external host(s) at runtime (16 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
Dynamic analysis (windows)
33 behavior events · 0 ATT&CK techniques · 1 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
- a2069364384981b4fecde0410d7b249f7d5f4246d50d0ca9df10b96ab54c5d60 -
a2069364384981b4fecde0410d7b249f7d5f4246d50d0ca9df10b96ab54c5d60
Embedded URLs
- http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
- http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
- 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=1787936746&P2=404&P3=2&P4=KgIwXoN4KsUnnz69BUtoTsu14UDu9s0NY6MWqfpdyOzG8NQ478s3sm4IKaFQ%2f7v0AQv4Fg94mI9gSi6SaIJs%2bg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- crl.microsoft.com
- www.microsoft.com
Embedded IP addresses
- 4.207.44.73
- 52.123.252.203
- 52.123.252.231
- 4.230.171.124
- 48.211.4.16
- 4.144.132.223
- 20.165.94.63
- 20.165.94.54
- 74.178.76.44
- 13.89.179.15
- 203.26.79.13
- 20.76.201.171
- 162.159.142.9
- 52.123.128.14
- 52.123.129.14
- 172.178.240.161
- 52.148.114.188
- 72.153.5.131
- 52.110.12.46
- 52.110.12.38
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report