MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM and PDF_SEO_DISPOSABLE_LINK_FARM heuristics. The ClamAV detection and ML classifier also strongly suggest malicious intent. The primary purpose appears to be directing users to a network of websites, likely for SEO manipulation or to host malicious content, rather than delivering a direct exploit.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://golowaki.ru/award?keyword=canon+in+d+classical+guitar+sheet+music+pdf PDF link annotation
- https://cdn.sqhk.co/solalokazili/gihe8jb/top_10_best_military_leaders_in_history.pdfIn PDF document text
- https://rapexukiwivusa.weebly.com/uploads/1/3/4/8/134856806/tubaxedudetepixesose.pdfIn PDF document text
- https://vigobekopu.weebly.com/uploads/1/3/2/3/132302998/bevikenivota.pdfIn PDF document text
- https://dexuganepo.weebly.com/uploads/1/3/1/6/131608037/5ab56379cef9c.pdfIn PDF document text
- https://mumilupoj.weebly.com/uploads/1/3/5/3/135351188/5751703.pdfIn PDF document text
- https://cdn.sqhk.co/xukigipeduve/iigi7ih/68940148054.pdfIn PDF document text
- http://fashion-deals.xyz/atlas_of_morphology_and_functional_anatomy_of_the_brainqgp10.pdfIn PDF document text
- http://fenemixov.iblogger.org/resumen_del_libro_la_casa_de_bernarda_alba_rincon_del_vago_trabajos.pdfIn PDF document text
- http://goodsun.space/2007_jeep_grand_cherokee_diesel_towing_capacityays14.pdfIn PDF document text
- http://lamomusexosefe.66ghz.com/ontologia_filosofia.pdfIn PDF document text
- https://jitotapo.weebly.com/uploads/1/3/5/3/135314003/f4d44fb31a6b38.pdfIn PDF document text
- http://favowirikok.22web.org/8382035475.pdfIn PDF document text
- http://pss77.ru/wavawih8k5v.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://f0198b83-f3fe-41b4-8315-bacd7eabb238.filesusr.com/ugd/2b3f46_f698e4aa7e9540ffbe0e60948ba2e570.pdf?index=trueIn PDF document text
- https://03f57db0-fbcf-46ec-8713-21b5992b8512.filesusr.com/ugd/455f95_958919e4bf4c499c9a496e3faeeaa78c.pdf?index=trueIn PDF document text
- https://69b3109a-7cce-4514-9193-d2106d9976ab.filesusr.com/ugd/3c2969_b3931dc09e8044989421662036136136.pdf?index=trueIn PDF document text
- https://d4f1f58f-bd44-402a-a4b0-a3aa01e36dbf.filesusr.com/ugd/dffefa_e563dc5709cb42158ec74f94f9bc40ef.pdf?index=trueIn PDF document text
- http://pirefalanife.epizy.com/29453836852.pdfIn PDF document text
- https://52aa71f3-9574-4e96-898b-bb16aa893b2c.filesusr.com/ugd/b13a71_ade70a75e04c4d10b478263de79939eb.pdf?index=trueIn PDF document text
- http://befakugidutoj.rf.gd/19174183655.pdfIn PDF document text
- http://vefelazubogimew.rf.gd/trust_deed_property_template.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00011497.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11497 | 5476 bytes |
SHA-256: 40a969cceea5c5d17eeae3398c66fb0753ae1b47a3b5ec2437f1a13744b845da |
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font_01_sfnt_off00012703.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12703 | 11344 bytes |
SHA-256: 7f3191a3ba72b2b9dd963dc08bcfb134b1f1dbde58f877336f37a702fba00b88 |
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font_02_sfnt_off00014d27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14D27 | 16100 bytes |
SHA-256: dbe3dd64dc066f428802739f18684eaf08c446fcda8cbe88d420f1ef9ee6b29b |
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