MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly indicate malicious intent. The file's structure as a link farm on disposable hosting further supports its role as a lure to potentially malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://crewmak.ru/uplcv?utm_term=battletoads+in+ragnarok%27s+world
- http://4998horo.gmmwireless.com/contents/files/dovegilukarabinupi.pdf
- http://ventexevent.se/uploads/file/4200183539.pdf
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130c3d90d195---48732626236.pdf
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/16142fb72990d1---feboxevinut.pdf
- http://rayhovietnam.vn/upload/files/50175187139.pdf
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1614a30c883551---riditefufafaveboduwuga.pdf
- https://www.syria-report.com/sites/all/libraries/ckfinder/userfiles/files/xuvetaxepinatavigimese.pdf
- https://precisionautoandac.com/wp-content/plugins/super-forms/uploads/php/files/614e568f9bd78924e22fb0b36266fe77/moxojon.pdf
- https://sjaindonesia.com/sitefiles/file/pakuw.pdf
- http://musikpark-live.de/userfiles/file/36857262316.pdf
- https://yucekalipmakina.com/tsrm1/img/userfiles/file/3759113733.pdf
- http://www.smpnuenen.nl/images/files/7554306809.pdf
- https://rts-wm.com/ckfinder/userfiles/files/pugixafo.pdf
- http://samnakthodrahassob.com/userfiles/file/kejowuvalewira.pdf
- https://seltec.io/images/uploads/files/38665218166.pdf
- http://mnarch.it/userfiles/files/velatewipamusaxe.pdf
- http://tradotel-riviera.com/file/61048219737.pdf
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161495fff5be68---laliguwinep.pdf
- http://union.travel/ckfinder/userfiles/files/85031345680.pdf
- http://cheliabinsk.realxenon.ru/uploads/files/koterajov.pdf
- https://yidinfo.net/wp-content/plugins/super-forms/uploads/php/files/i46h9mdn5bttnunv7i694ct63b/misazixixizalug.pdf
- http://csc-020.com/userfiles/file/20210920022117_byaxhh.pdf
- http://mylodge-naoshima.com/images/blog/file/fuximunifipit.pdf
- https://kolkataangikar.org/ckfinder/userfiles/files/94646120744.pdf
- http://billagelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xiwiguxowetoxuboxabu.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c174.bin558588d91edc90f706f955a0008dab2ae6f39b05539ef66c0482e8b3c1d9b63b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC174 | 17508 bytes |
font_01_sfnt_off0000eee6.bin603bb043eba37b86cf058850acafc90310aad7a6cb9df61ab0f5ffb2bd584803 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEE6 | 10688 bytes |
font_02_sfnt_off00010774.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10774 | 16792 bytes |
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