MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics as malicious, including a high-confidence ML classifier and ClamAV detection. It contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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 http://mobilephleb.com/clients/2/2d/2d2188d13063160162e6e2bbcdac547d/File/buzojojibeponatol.pdf
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609863b48977c---27767296873.pdf
- http://freemansphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608018afd7cd8---wazirovefoja.pdf
- https://btcauction.vn/hinhanh/file/31023212442.pdf
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc7710a4d6---rilepigosexumawuzipefog.pdf
- https://abril.pe/wp-content/plugins/super-forms/uploads/php/files/ujje01m0nrg0bbnrhgktisg4bm/60019347263.pdf
- https://dadesigning.com/daduserfiles/files/tuwolovaderar.pdf
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/5k52sllmndvqcu7b0gcmg8su64/5489624145.pdf
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/b173581ddd540a0603f7b32059b3a006/xokixigavewuvixuf.pdf
- http://www.lugashotel.com/data/editorfile/14596096823.pdf
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607af99b8540c---96914984520.pdf
- http://erdivigado.hu/userkepek/file/mevowamoraxanurupepaf.pdf
- https://www.dishdivvy.com/wp-content/plugins/super-forms/uploads/php/files/2743ffc64bd5f69cd92e784838cdce87/doripi.pdf
- http://lnshiyue.com/userfiles/file/20210617213309_850414198.pdf
- http://sciencevier.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2954409a95---53303644061.pdf
- http://perfekttorun.pl/pliki/4706161312.pdf
- http://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/1grkj4jqo59hs3vdaa9kupp5h3/kolisanafewetovizilujevix.pdf
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c9e73e5c3ec---zugavozebimifitum.pdf
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/053277244744370330379b0057f2679e/3826676883.pdf
- http://altinay-law.com/images/file/rifupokaxunu.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1608533d7adc0c---julozubuxukixupa.pdf
- https://xn--faades-mtal-n9a6a.ch/ckfinder/userfiles/files/rimezogenuzarudidiv.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=poem+ozymandias+questions+and+answers
- 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_off0000d3fa.bin42d309765daffdee08d21e5f3793c7cd45416ab9c32289366df50c4d8dbe997d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3FA | 17160 bytes |
font_01_sfnt_off0001006d.bin8acd16b60e662452e45956e6c84afafe74a258b2bdb5ba33662b26852259ecc8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1006D | 10872 bytes |
font_02_sfnt_off00011979.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11979 | 16792 bytes |
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