MALICIOUS — virussign.com_b3e7b35682e2fa598cf660d1c608df00.vir

MALICIOUS — virussign.com_b3e7b35682e2fa598cf660d1c608df00.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Vindor family. 13 of 51 detection engines flagged it, exhibiting 5 ATT&CK techniques.

Identification

• SHA-256: 95aa37ee6cc9c4272dd703b9457840fadd66170200d6f210cf3a9de93d02727c
• SHA-1: 100cc2de6515c27bb06b0dbc4f8bbb1abfc3007d
• MD5: b3e7b35682e2fa598cf660d1c608df00
• imphash: 45fd9b63a881719b9b56f34ef23b9c19
• ssdeep: 98304:r+RYNAKvkTgXuquveY+W2o8oT3ezMrl9cekcHhXh9HJUiWUXsmqsqzl87aW7tPW:qmAE96o
• TLSH: T178637CC841276392D6F7EA205C70DE9C9443B0E965BE6D4C0B07C46E50ABD73DAF209A
• Submitted as: virussign.com_b3e7b35682e2fa598cf660d1c608df00.vir
• File type: pe · Size: 4969759 bytes
• Verdict: malicious (100/100) · Family: Vindor

Source: VirusSign · first seen 2026-08-01T00:00:00.000Z · SHA-256 verified

Detections (13 of 51 engines)

• YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
• capa (capabilities): capability:collection/keylog
• MalwareAnalyser heuristics (entropy/packer): ASPack
• ClamAV (daily): Win.Worm.Vindor-9886047-0
• YARA: delivr.to detections: DLV_Maldoc_VBA_AutoExec
• YARA: JPCERT/CC: JPCERT_Emotet
• YARA: Trellix/McAfee ATR: ATR_LockBit_Ransomware
• YARA: ReversingLabs: RL_AsyncRAT
• YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
• YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
• Microsoft Defender: Trojan:Win32/Vindor.B
• Emsisoft (Emergency Kit): Gen:Heur.Mint.Autorunner.1
• Kaspersky (KVRT): Worm.Win32.AutoRun.vx

MITRE ATT&CK

• T1055
• T1547.001
• T1071.001
• T1057
• T1056.001

YARA

• Windows_Injection_Api_Combo

Why this verdict

The malicious score of 100/100 is the fusion of 15 weighted signals:

• ClamAV (daily) flagged Win.Worm.Vindor-9886047-0 (rule Win.Worm.Vindor-9886047-0) - engine signal, weight 0.90, confidence 0.95
• Process injection API combination (rule Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• YARA: delivr.to detections flagged DLV_Maldoc_VBA_AutoExec (rule DLV_Maldoc_VBA_AutoExec) - engine signal, weight 0.35, confidence 0.70
• YARA: JPCERT/CC flagged JPCERT_Emotet (rule JPCERT_Emotet) - engine signal, weight 0.35, confidence 0.70
• YARA: Trellix/McAfee ATR flagged ATR_LockBit_Ransomware (rule ATR_LockBit_Ransomware) - engine signal, weight 0.35, confidence 0.70
• YARA: ReversingLabs flagged RL_AsyncRAT (rule RL_AsyncRAT) - engine signal, weight 0.35, confidence 0.70
• YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule TL_Shellcode_VirtualAlloc_Exec) - 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
• persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60
• Embedded network infrastructure: https://www.autoitscript.com/autoit3/, http://tempuri.org/, http://www.autoitscript.com/autoit3/ - static signal, weight 0.35, confidence 0.60
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
• Packing/obfuscation: ASPack - static signal, weight 0.25, confidence 0.55
• enumerate processes (rule enumerate processes) - capa signal, weight 0.20, confidence 0.60
• inject code into another process (rule inject code into another process) - capa signal, weight 0.12, confidence 0.60

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://crl.thawte.com/ThawteTimestampingCA.crl0
• http://ts-aia.ws.symantec.com/tss-ca-g2.cer0
• http://ts-crl.ws.symantec.com/tss-ca-g2.crl0
• https://www.verisign.com/rpa
• http://csc3-2010-crl.verisign.com/CSC3-2010.crl0D
• https://www.verisign.com/rpa0
• http://csc3-2010-aia.verisign.com/CSC3-2010.cer0
• https://www.verisign.com/cps0*
• http://logo.verisign.com/vslogo.gif04
• http://crl.verisign.com/pca3-g5.crl04
• http://www.microsoft.com/pki/certs/CSPCA.crt0
• http://www.microsoft.com/pki/certs/tspca.crt0
• http://crl.verisign.com/tss-ca.crl0
• https://www.verisign.com/rpa01
• http://crl.verisign.com/pca3.crl0
• http://CSC3-2004-crl.verisign.com/CSC3-2004.crl0D
• http://crl.microsoft.com/pki/crl/products/CodeSignPCA2.crl0O
• http://office.microsoft.com
• http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
• http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
• http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
• http://www.digicert.com/ssl-cps-repository.htm0

Embedded domains

• schemas.microsoft.com
• crl.thawte.com
• ts-aia.ws.symantec.com
• ts-crl.ws.symantec.com
• www.verisign.com
• csc3-2010-crl.verisign.com
• csc3-2010-aia.verisign.com
• logo.verisign.com
• crl.verisign.com
• crl.microsoft.com
• www.microsoft.com
• office.microsoft.com
• www.digicert.com
• cacerts.digicert.com
• crl3.digicert.com
• crl4.digicert.com
• ocsp2.globalsign.com
• crl.globalsign.com
• www.globalsign.com
• secure.globalsign.com
• www.autoitscript.com
• crl.globalsign.net
• ocsp.verisign.com
• www.office.microsoft.com
• ug.mi.oc.co

Registry keys

• HKEY_LOCAL_MACHINE\Software\Classes\{0}.
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinFirewall

File paths

• C:\Program
• C:\re\jdk7u45\229\build\windows-amd64\tmp\sun\launcher\servertool\obj64\servertool.pdb
• C:\re\jdk7u45\229\build\windows-amd64\tmp\sun\com.sun.java.util.jar.pack\unpack\unpack200.pdb
• f:\dd\Tools\devdiv\FinalPublicKey.snk
• g:\Acro_root_atg\Plugins\Updater\acroaum\win\Release\acroaum.pdb
• t:\xdocs\x86\ship\0\msoxmled.pdb
• C:\btvsts\3481\private\softgrid\shared\include\command_line_cleaner.hpp
• T:\:d:l:t:
• X:\:`:d:h:l:p:t:x:
• T:\:h:
• g:\acro_root_at\acrobat\viewer\win\output\acrobat\AcroRd32Info.pdb
• c:\builds\moz2_slave\rel-m-rel-w32_bld-000000000000\build\obj-firefox\toolkit\components\maintenanceservice\maintenanceservice.pdb
• C:\re\jdk7u45\229\build\windows-amd64\tmp\sun\launcher\pack200\obj64\pack200.pdb
• C:\Users\jim\Desktop\metro
• D:\T\M\Acrobat\Installers\ShowAppPickerForPDF\Release_x64\ShowAppPickerForPDF.pdb
• U:\:l:s:z:
• R:\:t:
• D:\a\_work\1\s\artifacts\obj\win-x64.Release\corehost\dotnet\dotnet.pdb
• c:\vbvirus\ownerprotect.ptt
• C:\905c0769f9a06c95a24ddf945\
• C:\905c0769f9a06c95a24ddf945\patcher.exe

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report