MALICIOUS — virussign.com_aa19bf9751bca1675afedcb8d356eb40.vir

MALICIOUS — virussign.com_aa19bf9751bca1675afedcb8d356eb40.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (89/100), attributed to the Cuegoe family. 4 of 51 detection engines flagged it.

Identification

• SHA-256: ad95269c54f6e85a81aea8d20cb9b98b5115f94c39cc474ac38103cff3d59f0d
• SHA-1: 48dda9b14e935d59d38bef7308a73fb179b74fa3
• MD5: aa19bf9751bca1675afedcb8d356eb40
• imphash: 6dca3e9fb3928bbdb54dbce669943ec8
• ssdeep: 12288:wU5rCOTeiDL++2leKERAnav+5gJi8hf03dDNZ+3/v+I9hUG2VA:wUQOJDy+2lcv+6hf05NGEA
• TLSH: T12A4ED1CE9100F745D5739F6225545DCE20B2B8D2A8763E8C0B82E03B13B5D27FC665AA
• Submitted as: virussign.com_aa19bf9751bca1675afedcb8d356eb40.vir
• File type: pe · Size: 667648 bytes
• Verdict: malicious (89/100) · Family: Cuegoe

Source: VirusSign · first seen 2026-07-28T00:00:00.000Z · SHA-256 verified

Detections (4 of 51 engines)

• ClamAV (daily): Win.Trojan.Cuegoe-6336261-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• Kaspersky (KVRT): HEUR:Backdoor.Win32.Salgorea.gen
• Microsoft Defender: TrojanDownloader:Win32/Upatre

Why this verdict

The malicious score of 89/100 is the fusion of 2 weighted signals:

• ClamAV (daily) flagged Win.Trojan.Cuegoe-6336261-0 (rule Win.Trojan.Cuegoe-6336261-0) - engine signal, weight 0.90, confidence 0.95
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70

Dynamic analysis (windows)

0 behavior events · 0 ATT&CK techniques · 0 dropped files.

Runtime network

• none

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://schemas.microsoft.com/ado/2007/08/dataservices/metadata
• http://schemas.microsoft.com/ado/2007/06/edmx
• http://schemas.microsoft.com/ado/2006/04/edm
• http://schemas.microsoft.com/ado/2007/05/edm
• http://schemas.microsoft.com/ado/2008/01/edm
• http://www.w3.org/2001/XMLSchema-instance
• http://schemas.microsoft.com/ado/2008/01/edm:OpenType
• http://schemas.microsoft.com/ado/2008/09/edm
• http://schemas.microsoft.com/ado/2006/04/edm/ssdl
• http://schemas.microsoft.com/ado/2009/02/edm/annotation
• http://schemas.microsoft.com/ado/2007/08/dataservices/scheme
• http://www.w3.org/2005/Atom
• http://www.w3.org/2000/xmlns/
• http://schemas.microsoft.com/ado/2006/04/edm/ssdl:StoreGeneratedPattern

Embedded domains

• schemas.microsoft.com
• www.w3.org

File paths

• D:\:p:
• f:\dd\tools\devdiv\EcmaPublicKey.snk
• U:\:c:j:q:x:
• P:\:d:

More Cuegoe samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report