MALICIOUS — virussign.com_82f639e9a965b055fb374f0dd20a47b0.vir
MALICIOUS — virussign.com_82f639e9a965b055fb374f0dd20a47b0.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Razy family. 7 of 55 detection engines flagged it, exhibiting 5 ATT&CK techniques.
Identification
- SHA-256:
246edc8803ac4d5da6267275d9e60670d50c43e92a4ef94aaddd98c0c4d7c648 - SHA-1:
960f541fcfbd7a512160e52575d0f8f1c578c6f0 - MD5:
82f639e9a965b055fb374f0dd20a47b0 - imphash:
8c235e3a9d7f61224225c532f7c9583a - ssdeep:
3072:bV2KTMbcyqNxnW02hd/7XsJmwYG7unyBGAKQSQuK4pLthEjQT6j:7TMb16xz2EsDQPkEj1 - TLSH:
T1BC427CDDD0EC239BED76C120BF03A12DB452F444483E2D0E8687AB5926EB35F3924569 - Submitted as: virussign.com_82f639e9a965b055fb374f0dd20a47b0.vir
- File type: pe · Size: 212992 bytes
- Verdict: malicious (98/100) · Family: Razy
Source: VirusSign · first seen 2026-08-18T00:00:00.000Z · SHA-256 verified
Detections (7 of 55 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Malware.Razy-9759519-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Trojan:Win32/Aenjaris.AL!bit
- Emsisoft (Emergency Kit): Trojan.Agent.CQST
- Trellix Stinger (McAfee): Trojan-FKME!82F639E9A965
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Win.Malware.Razy-9759519-0 (rule
Win.Malware.Razy-9759519-0) - 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 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 28 external host(s) at runtime (23 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497, T1497.001 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Dropped 11 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
42092 behavior events · 2 ATT&CK techniques · 11 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
- settings-win.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Windows\System32\KRJR.exe -
ebbbd39edf94b952cd7fb3d4c5625336a1722a1a24e27aa664e0ef55ddcce1c1 - C:\Windows\JLNRB.exe -
34e647d08a8053a070e2302047b6db6011faa7b042af48f7597d76d29a0b7a43 - C:\Windows\CNL.exe -
71f887c1867b988d706850e7b02247ec1099d4201cb49a78e35a12399941c058 - C:\Windows\System\HHV.exe -
2cbec13a88a748907bc66d59743fdb07cfe6f94376185ce2e29e7a0c84975c27 - C:\Windows\System32\MMKBBZD.exe -
a5e17eb6dd5351cd98c566f7b784187c633307aa49365773bfbfcc69baa8e778 - C:\Windows\System32\BFS.exe -
c2bd4a0a202eca0cb9a313ae4eee660c6a7fbb7625142b19bf864def6a4ae32f - C:\Windows\System32\NYTWGO.exe -
fb177290bece57fabe3ad6c8b132d22e2abc72a64f1073430e2a8413cb85bcb1 - C:\Windows\System\GATFNWH.exe -
c519353ecd0954b8573dc76c1f30d3f0d0b740a2e1b5b35ffd8996779e7c0235 - C:\Windows\PKNY.exe -
324d1aac874c072a3ef4bf7037f647336e80fa752bd05af70bed849ed4af65b6 - C:\Windows\SVGQAUV.exe -
9a0282e74548378b4e6786d7ad67f2273bd7e27ae9053794b15988b8210018ba - C:\Windows\MWZN.exe -
98358a080ecd50814da0501d61184a3615d3ceaf8e063de182466f68867e0b98
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=1787728422&P2=404&P3=2&P4=k4Sz4KnAWUIVMmIcFEXK9%2fYIDi9huwB%2bK4%2bpiV%2b56x3A4PAXGHSOyRPWAjKQ1iSI3j0YjvJsZ5aV98ocWxnKkA%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=1787728541&P2=404&P3=2&P4=cnZslObxd0DCuSJxNIqj1HwC9AukmphqYMxbhD%2fl9xmKfk6jYQqFytVFMxpLkuEtusBTSEeX%2fbbNxHTvGCVdyQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- oneclient.sfx.ms
Embedded IP addresses
- 203.26.79.13
- 20.165.94.46
- 104.208.16.94
- 40.84.85.40
- 4.230.171.124
- 52.230.60.54
- 135.232.92.137
- 135.233.95.135
- 4.150.223.100
- 20.76.201.171
- 52.123.128.14
- 52.123.252.234
- 135.233.45.223
- 162.159.142.9
- 135.233.45.221
- 52.148.114.188
- 135.234.160.244
- 52.123.252.212
- 72.145.35.97
- 52.123.252.248
- 135.233.45.222
- 52.168.117.169
- 172.215.188.232
- 52.168.112.66
- 52.123.129.14
File paths
- f:\rtm\vctools\vc7libs\ship\atlmfc\include\afxwin2.inl
- C:\windows\%s
- C:\windows\system32\%s
- C:\windows\system\%s
- c:\stop-adw.txt
More Razy samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report