MALICIOUS — virussign.com_b4dd5ef628dd6d7c779eda32e0b36890.vir
MALICIOUS — virussign.com_b4dd5ef628dd6d7c779eda32e0b36890.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100), attributed to the Vindor family. 8 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
722ee816ce8f6f027179b9bce04255bfde193759bd971a1bb335b8e6b5c6941f - SHA-1:
b37eb725d6ea69c5f22ec2993ab14f32faf2e6b6 - MD5:
b4dd5ef628dd6d7c779eda32e0b36890 - imphash:
d41d8cd98f00b204e9800998ecf8427e - ssdeep:
768:/SnyjKZruwnVhOaKmX8x6Wha53M8aExoVWZd1+EgL:/Sy8nVhht3eVdQXN+ - TLSH:
T1F13007CA9E773750C470CEA7D0C5091C545261F2326DD99CE1A7E82BABC98A7083927F - Submitted as: virussign.com_b4dd5ef628dd6d7c779eda32e0b36890.vir
- File type: pe · Size: 36864 bytes
- Verdict: malicious (97/100) · Family: Vindor
Source: VirusSign · first seen 2026-08-20T00:00:00.000Z · SHA-256 verified
Detections (8 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): ASPack
- ClamAV (daily): Win.Worm.Vindor-9886047-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
- Detect It Easy (packer/type): DIE:Microsoft Linker
- Microsoft Defender: Trojan:Win32/Vindor.B
- Emsisoft (Emergency Kit): Trojan.GenericKDZ.102747
- Kaspersky (KVRT): Worm.Win32.AutoRun.vx
MITRE ATT&CK
Why this verdict
The malicious score of 97/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Win.Worm.Vindor-9886047-0 (rule
Win.Worm.Vindor-9886047-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 18 external host(s) at runtime (14 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_Packer_ASPack_MPRESS (rule
YR_Packer_ASPack_MPRESS) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule
DIE:Microsoft Linker) - 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 - Packing/obfuscation: ASPack, Microsoft Linker - static signal, weight 0.25, confidence 0.55
Dynamic analysis (windows)
0 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
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
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
Embedded domains
- oracle.com
Embedded IP addresses
- 52.168.117.169
- 52.123.252.231
- 4.144.132.114
- 4.230.171.124
- 4.247.188.233
- 4.247.188.224
- 74.178.240.61
- 20.184.175.18
- 74.178.240.51
- 135.233.95.144
- 20.112.250.133
- 52.123.129.14
- 52.123.128.14
- 135.233.45.221
- 74.178.76.44
- 52.148.114.188
- 52.110.12.54
- 52.110.12.45
Registry keys
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinFirewall
File paths
- C:\Program
- c:\vbvirus\ownerprotect.ptt
- C:\905c0769f9a06c95a24ddf945\
- C:\905c0769f9a06c95a24ddf945\patcher.exe
More Vindor samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report