SUSPICIOUS — virussign.com_16fa45a519475c4bd5f42807bcc172e0.vir
SUSPICIOUS — virussign.com_16fa45a519475c4bd5f42807bcc172e0.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (62/100), attributed to the AntiDebug family. 5 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
25c42e1d237aa7b7f97423db443f7c9fc2032d53dcfdf2632e8b7ac62936b5c6 - SHA-1:
63e73cc7612a99b51d2a88acf30e0da90ce484b3 - MD5:
16fa45a519475c4bd5f42807bcc172e0 - imphash:
46c86421d03855f22048c22182f40032 - ssdeep:
3072:iYf6brnonpgBwkU39sl6VSkHteWpooCYCZdj8Y72zpmaZ6IC:qH2pSs9zDD7C9Ii2Nmaq - TLSH:
T1A2425AA5841B7312E2FBE854B43142DC8826B958B0B1AECD9303D1BE45F1F3B85768E5 - Submitted as: virussign.com_16fa45a519475c4bd5f42807bcc172e0.vir
- File type: pe · Size: 205725 bytes
- Verdict: suspicious (62/100) · Family: AntiDebug
Source: VirusSign · first seen 2026-08-18T00:00:00.000Z · SHA-256 verified
Detections (5 of 52 engines)
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Microsoft Defender: Ransom:Win64/Azov.psyA!MTB
- Emsisoft (Emergency Kit): Trojan.Ransom.Azov.1
- Trellix Stinger (McAfee): Trojan-FXIH!16FA45A51947
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 62/100 is the fusion of 5 weighted signals:
- Contacted 24 external host(s) at runtime (17 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
25 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
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- 35f7154c163aac2e6021614f45217cda7753cae15107a2c54b727382867ca7f0 -
35f7154c163aac2e6021614f45217cda7753cae15107a2c54b727382867ca7f0
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/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=1787728686&P2=404&P3=2&P4=mWy5K%2bx%2bGjSWXe8PsM5dlGuHVKwp0a7dATBOz6pEFdetXyHjFcXm7Hau78CRnpbRp3JPfNtnc73oK%2bHKAX4vaQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- crl.microsoft.com
- www.microsoft.com
Embedded IP addresses
- 52.110.12.46
- 52.110.12.8
- 203.26.79.13
- 40.79.167.9
- 40.84.97.4
- 20.165.94.46
- 4.230.171.124
- 57.155.101.212
- 20.247.185.124
- 135.233.95.144
- 135.233.95.135
- 4.207.44.69
- 52.123.129.14
- 52.123.128.14
- 20.231.239.246
- 4.150.223.105
- 52.123.252.235
- 172.178.240.162
- 72.145.35.107
- 74.178.76.44
- 52.148.114.188
- 52.110.12.14
- 172.66.2.5
- 52.110.12.44
More AntiDebug samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report