MALICIOUS — virussign.com_e2b8d055d06680e77b0e72d57eed4150.vir
MALICIOUS — virussign.com_e2b8d055d06680e77b0e72d57eed4150.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the HUILoader family. 4 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
d8dbfb807be9bd8af141b3cebff0a2fcb1a5034867e89b051c217d43073eba03 - SHA-1:
03d0e20cf4e6f0df5d0dd50d63c20aca4d9fe53f - MD5:
e2b8d055d06680e77b0e72d57eed4150 - imphash:
fc35ab712a8b244d12458dc9e382ca8e - ssdeep:
98304:bPU+35/aBMQZqDcFP6dIPU+3mhLCpj2xr85XH085++PF7+Pe2kUYIkUJ:bJ8zKA6+JWlCpjfv5tFue2sIN - TLSH:
T10267AE4230DF2E1FCFEEDE03A770B0BC78D222E55469AE9444CA42B65DBA1930D76149 - Submitted as: virussign.com_e2b8d055d06680e77b0e72d57eed4150.vir
- File type: pe · Size: 7031252 bytes
- Verdict: malicious (99/100) · Family: HUILoader
Source: VirusSign · first seen 2026-08-19T00:00:00.000Z · SHA-256 verified
Detections (4 of 55 engines)
- ClamAV (daily): Win.Malware.Genpack-9881530-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Trojan:Win32/CryInfector.MBFH!MTB
- Kaspersky (KVRT): Trojan-Ransom.Win32.CryFile.wkp
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Win.Malware.Genpack-9881530-0 (rule
Win.Malware.Genpack-9881530-0) - engine signal, weight 0.90, confidence 0.95 - 2 behavioral detection(s): Registry Run Key Persistence [high] (rule
tl-run-key) - dynamic signal, weight 0.60, confidence 0.90 - Observed at runtime: Registry Run Key Persistence (T1547.001) (rule
Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 25 external host(s) at runtime (25 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 - persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Embedded network infrastructure: http://purl.org/dc/elements/1.1/, http://www.apple.com/retail/crossgates/, http://www.apple.com/retail/walden/ - static signal, weight 0.35, confidence 0.60
Dynamic analysis (windows)
3189 behavior events · 1 ATT&CK techniques · 1 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
- c.pki.goog
- 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
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\~DF917AB642D2E63FC8.TMP -
1e8678401d12c38cc33c4ab18abaa7fc3cc819754f663fc55f7ae35e656e49ef
Embedded URLs
- http://office.microsoft.com/viewer
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://ns.adobe.com/xap/1.0/
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/xap/1.0/mm/
- http://schemas.openxmlformats.org/drawingml/2006/main
- http://ns.adobe.com/xap/1.0/sType/ResourceRef#
- http://ns.adobe.com/iX/1.0/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/pdfx/1.3/
- http://www.apple.com/retail/crossgates/
- http://www.apple.com/retail/walden/
- http://www.apple.com/retail/rooseveltfield/
- http://www.apple.com/retail/waltwhitman/
- http://www.apple.com/retail/carousel/
- http://www.apple.com/retail/statenisland/
- http://www.apple.com/retail/eastview/
- http://www.apple.com/retail/palisades/
- http://www.apple.com/retail/thewestchester/
- http://www.apple.com/retail/soho/
- 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=1787783479&P2=404&P3=2&P4=FLERbEfiizQv7F7jRbpOQIMndTmUDnhSmzjnFS2uz4yDUbbBWg%2bOw5OT0Cc4aXloi2t4HdYhodUVGQgdOSK5mg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- office.microsoft.com
- www.w3.org
- ns.adobe.com
- purl.org
- 5.pl
- schemas.openxmlformats.org
- www.apple.com
- apple.com
Embedded IP addresses
- 1.18.1.4
- 20.184.175.17
- 52.123.252.234
- 40.84.97.4
- 4.230.171.124
- 52.230.60.54
- 20.165.94.63
- 20.184.175.18
- 74.178.76.54
- 20.236.44.162
- 52.123.129.14
- 172.66.2.5
- 52.168.117.175
- 162.159.142.9
- 172.178.240.163
- 203.26.79.13
- 74.178.76.44
- 142.250.183.35
- 52.148.114.188
- 20.184.175.8
- 92.223.78.30
- 72.145.35.110
- 48.192.143.121
- 142.250.195.131
- 52.110.12.50
File paths
- C:\Program
- C:\WINDOWS\system32\msvbvm60.dll\3
- q:\#k&\
- C:\WINN
- C:\\Program
- C:\WINDOWS\system32\taskmgr.exe
- C:\PROGRA~1\COMMON~1\MICROS~1\VBA\VBA6\VBE6.DLL#Visual
- E:\Program
- C:\WINNT\System32\stdole2.tlb#OLE
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report