MALICIOUS — virussign.com_a53b6e9c4079992652cb9ef58eca6040.vir
MALICIOUS — virussign.com_a53b6e9c4079992652cb9ef58eca6040.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (93/100), attributed to the Lazy family. 6 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
fc2c8ac7ab03e3ef1bb313ef8051be99e0c34c60399b9a5ebd51bb9412bb4ac0 - SHA-1:
e749664c1042a8f8d9e453c66a1da34049d450fc - MD5:
a53b6e9c4079992652cb9ef58eca6040 - imphash:
d41d8cd98f00b204e9800998ecf8427e - ssdeep:
3072:HxkqvfMnVOE3jeWX9ekmlqnOCshoqTvKAjbpZc:RenVOE35kfqnBshHblbv - TLSH:
T18F3AE030D3741B69CDD748A658A1CA3CED50221FB0B49C7311D88AB4987E27B386B1B7 - Submitted as: virussign.com_a53b6e9c4079992652cb9ef58eca6040.vir
- File type: pe · Size: 99816 bytes
- Verdict: malicious (93/100) · Family: Lazy
Source: VirusSign · first seen 2026-08-21T00:00:00.000Z · SHA-256 verified
Detections (6 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.text
- ClamAV (daily): Win.Malware.Lazy-10029303-0
- Microsoft Defender: Trojan:Win32/Copak.GPX!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Lazy.318082
- Trellix Stinger (McAfee): Glupteba-FUBP!A53B6E9C4079
- Kaspersky (KVRT): HEUR:Trojan.Win32.Injuke.gen
MITRE ATT&CK
Why this verdict
The malicious score of 93/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Malware.Lazy-10029303-0 (rule
Win.Malware.Lazy-10029303-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 24 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: high-entropy-sections:.text - static signal, weight 0.25, confidence 0.55
- Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
109 behavior events · 0 ATT&CK techniques · 6 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\tsk_36364699c3dd490e.exe -
733372c26245706ffa59e2de8ad5bf01f887fe86f12d155b0ad7baf9cfeb2045 - cbcf134873e0167da4ec7880b1eab85077490ae07fc84c38e64a70d5a899213a -
cbcf134873e0167da4ec7880b1eab85077490ae07fc84c38e64a70d5a899213a - c34eeb1cfafafd947460909b9eb5f2ec6d79a2155d7a462bd564b03a23399099 -
c34eeb1cfafafd947460909b9eb5f2ec6d79a2155d7a462bd564b03a23399099 - 4f0a94f266d3a53122b6f8c2efa9d07f390c54371f32c3c9e5ec327541ef028d -
4f0a94f266d3a53122b6f8c2efa9d07f390c54371f32c3c9e5ec327541ef028d - 6577bced8e6b4a8c1b39f877a6ec08a1f4773a79ef02fbed78b32e00db406897 -
6577bced8e6b4a8c1b39f877a6ec08a1f4773a79ef02fbed78b32e00db406897 - cef83b6346dcd5412232814503b0e7c9ed28947e284e2773ab380bd5ae3ee387 -
cef83b6346dcd5412232814503b0e7c9ed28947e284e2773ab380bd5ae3ee387
Embedded URLs
- http://oracle.com/contracts
- 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/9a8a705c-852d-4d18-b32a-ee1d872f4bd9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9?P1=1787937648&P2=404&P3=2&P4=Vy4%2fonnsVMnxLlO95Kp2SnhdYMepUSWo0nS0Wz%2fWiTgtT6dyS5rPl91WwvCWMXEQeT%2bGEATvbogFkm0PNBHwgQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787937714&P2=404&P3=2&P4=FzCeuJrsmu7AGUHBXTXfz5ZUF%2bs29KtFCBawsu5mGXU7HqrLqWOAsywtwopV4xSWel7KBSzmGZSF0YZqtVGnZA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- oracle.com
- microsoft.com
- r.office.microsoft.com
Embedded IP addresses
- 4.150.223.113
- 52.123.252.245
- 4.230.171.124
- 20.42.179.192
- 20.247.185.124
- 52.123.252.232
- 20.165.94.63
- 20.165.94.54
- 20.42.65.88
- 20.165.94.46
- 20.236.44.162
- 40.104.4.2
- 52.123.128.14
- 52.123.129.14
- 20.42.65.89
- 203.26.79.13
- 135.234.160.246
- 52.148.114.188
- 20.184.175.5
- 4.150.223.111
- 72.154.7.104
- 92.223.78.30
- 52.110.12.31
- 52.110.12.46
More Lazy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report