MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically identified as a phishing trojan. It contains numerous links to external websites, many of which are hosted on domains that appear to be compromised or disposable, suggesting a link farm designed to redirect users to malicious content. The presence of multiple PDF link farm heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://alexdisinfestazioni.com/userfiles/files/94344768846.pdf In PDF document text
- https://www.finestkindcharter.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d506708438---86343825063.pdfIn PDF document text
- http://gasthaus-steinkirchen.de/img/editor/file/pikezupuxipizalolane.pdfIn PDF document text
- http://bannails.com/fckeditor_userfiles/file/xaniti.pdfIn PDF document text
- http://teusz.pl/UserFiles/file/kigip.pdfIn PDF document text
- https://www.beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/01859b97297b71629b79a38958d5eb22/52998981392.pdfIn PDF document text
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a097641ee3f---wokoxabatenawixezefi.pdfIn PDF document text
- https://iohrp.org/f_files/files/radafosujelarivuxajazirej.pdfIn PDF document text
- http://refta-bg.com/userfiles/file/guweboxifiwodezifirawo.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6f3a56b5b---buzararisifumifasi.pdfIn PDF document text
- http://acecaalcoy.com/userfiles/file/74938226163.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e56a85494e---vuvagavejus.pdfIn PDF document text
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/8f775df666e48202936362c0a115f27d/7619708552.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c1dbcfce172---75770257612.pdfIn PDF document text
- https://jodhpurtravels.com/nbloom/fckuploads/file/sasoni.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/160aaa9ca2d3c3---felobitowuwo.pdfIn PDF document text
- http://chothuethietbi.info/img/files/80215469869.pdfIn PDF document text
- https://prsnashville.com/wp-content/plugins/super-forms/uploads/php/files/2201f65d765653851bc8af4ee8035b64/24531465639.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/gst0qhhhkhpluvqlslcq418jp9/tigalovupufeken.pdfIn PDF document text
- http://accomplishtheimpossible.com/userfiles_ati/file/62294566291.pdfIn PDF document text
- https://cristiandellavedova.com/wp-content/plugins/super-forms/uploads/php/files/5limbqd73fof53gios8jt070f7/28711105750.pdfIn PDF document text
- http://broadviewlibrary.org/uploaded_bvlib/file/duwonuvumowonavi.pdfIn PDF document text
- https://sketchup360.vn/wp-content/plugins/super-forms/uploads/php/files/1dhstdrkrlveb4oqoh8jfik2td/24755810385.pdfIn PDF document text
- https://nocenzura.space/web/img/podborky/files/80843163580.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=the+song+of+ocarinaPDF link annotation
- 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_off0000ed75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED75 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001058c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1058C | 10436 bytes |
SHA-256: 561b672c317b7243005a4d04a62dfee693e9f54a7aafac0add1742a7d5edfc6e |
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font_02_sfnt_off00011d26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D26 | 16720 bytes |
SHA-256: 2ee4e5664c5f370ccf5e7e2459d7e668552db529fc51f73119ae34e67cb03edc |
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