MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It contains numerous embedded URLs that point to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these URLs and the overall structure strongly suggest a phishing or SEO poisoning attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://allytemp.ru/uplcv?utm_term=world+of+warships+convert+premium+ship+xp+to+free+xp PDF link annotation
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160700fe25c977---61666545527.pdfIn PDF document text
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/4461022cc071e38f8a797e3d21a011bb/revokuxese.pdfIn PDF document text
- http://quangcongluc.com/upload/files/86004152921.pdfIn PDF document text
- https://www.traitagri-solutions-alternatives.fr/ckfinder/userfiles/files/mixaduzedonolepowe.pdfIn PDF document text
- http://www.festivalmarrakech.info/wp-content/plugins/formcraft/file-upload/server/content/files/160757d661cafb---59333047351.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd5b9258f03---fanaturiroxavozaki.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e666cd08780---34293105956.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c750d835da---jufugex.pdfIn PDF document text
- https://thaiwoodengames.com/files/upload/files/89594182893.pdfIn PDF document text
- https://aydin-elektrik.com/resimler/files/54852844901.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-5-2/20210502032532238908.pdfIn PDF document text
- http://chronicles.ae/userfiles/files/16103602131.pdfIn PDF document text
- https://canionglobal.com/FCKeditor/file/jagube.pdfIn PDF document text
- http://lakshimi-kaatsu.com/user_data/packages/default/imgfiles/26832225821.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/4d48e2d0ca8487ba861cd526051e18a5/68095450934.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/c39e691493559c3905c324b10d62e506/jafemusawojinirepa.pdfIn PDF document text
- http://niezapominajkowo.eu/userfiles/file/temokuriwalur.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/7ea4f83512d08be020e730276cd4da53/pufatajinejolarogu.pdfIn PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/rri1a58lupdhl9plhft36jlcqf/jixixosoroka.pdfIn PDF document text
- http://iccj.jp/images/uploads/fckeditor/file/59439692210.pdfIn PDF document text
- http://velo.hu/UserFiles//file/69516090067.pdfIn PDF document text
- https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e21bcf45da3---mujimubuvatowelugiki.pdfIn PDF document text
- http://villa-carlshorst.de/sites/default/files/file/fevegasedetuxujupeboz.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab89a1407f2---94491171313.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/6985eaf25567afc38715f6594c9963ca/dojiraduk.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://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_off00011163.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11163 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012975.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12975 | 17016 bytes |
SHA-256: 3093571947ed7581511bd5d96fc312dcb4bfdac7d7d83c507e03c29adaf640cb |
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font_02_sfnt_off00015667.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15667 | 11232 bytes |
SHA-256: 6db9df62ff8a43734b0944ae2e3e28f1b347197db03fc22b943a52dbf1cb65d9 |
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