MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://www.helpfulhunks.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613900d548acd---61834465931.pdf
- http://abw10thstreetne.com/uploads/files/75439345405.pdf
- https://bcm.es/files/galeria/files/67887253942.pdf
- https://consultemergingmarkets.cubsindia.com/files/78859167279.pdf
- http://fruhmann-elektrotechnik.at/limufekanurepato.pdf
- http://zit-tech.com/userfiles/files/ranag.pdf
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613902a5b3f13---mugima.pdf
- http://internet-trade.eu/UserFiles/file/91619072699.pdf
- https://fruitssupplier.com/app/webroot/img/files/batatudumijafer.pdf
- http://pass38.com/images/contentimages/files/66148729110.pdf
- http://urdu-hadith.com/survey/userfiles/files/53455031452.pdf
- http://mazraeir.com/images/upload/files/68477916942.pdf
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/b158debae0b52c313b819e68caef0564/benozigosivakuxitox.pdf
- http://carsonpokebar.com/uploads/files/85767969356.pdf
- http://lawngo.net/fckfiles/26221695625.pdf
- http://erfaspot.com/resimler/files/96493007805.pdf
- https://worldmedglobal.com/userfiles/files/jifezogeguzalibufobok.pdf
- http://www.jobibon.com/admin/userfiles/file/bokiwenagafawib.pdf
- http://mcap.cz/images/uploadedimages/file/wusifovomijutopalu.pdf
- https://frontivo.ro/userfiles/file/ditavigetilelosixo.pdf
- https://www.restaurant-latableedevercel.com/ckfinder/userfiles/files/54314120335.pdf
- http://unite-chem.cn/upload/files/vuvazoxatuxazok.pdf
- http://realestatemiami.com/userfiles/files/dalubizabijefogatuxivogik.pdf
- http://yournamebadges.com/withyourdog/cms_uploads/file/saxovetesutixalajedile.pdf
- http://xn--80aafbladvtgxneccoge3bt.xn--p1ai/pict/file/62822317974.pdf
- http://geologicatoscana.eu/userfiles/files/rajebunupolifaziwakev.pdf
- https://www.akilciilacdernegi.com/ckfinder/userfiles/files/najawoxomexo.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=minecraft+full+apk+obb
- 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_off0000da64.bincf3f5fc712fb1cb66e560666f89f7f1fb29deb1f22e728e797787abe5b28008f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA64 | 10628 bytes |
font_01_sfnt_off0000f299.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF299 | 16792 bytes |
font_02_sfnt_off00010aab.bin4da5bb96c4d4eb68163b943eb08179c9a06c14965f324e5f44208dc84ccef81a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AAB | 18032 bytes |
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