MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. It contains numerous links pointing to potentially compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/44b076989d69680cddcd3843998c2e0e/vonum.pdf In PDF document text
- https://xuantruongtech.com/images/ckeditor/files/53443071874.pdfIn PDF document text
- http://studioscoponi.eu/userfiles/files/biduturolusaneni.pdfIn PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/kcq236m99vlqkc2u64008uaqa7/57644683083.pdfIn PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/2ecf119e5b095a5226c78b10a0be3abf/85614877857.pdfIn PDF document text
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ac0a432beb5---puwuwelemavid.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/c1d5c928af8d4ed436d1ed1af944d20a/sujubobelamuxepefura.pdfIn PDF document text
- http://czdashan.cn/uploadfile/file/2021052910431673499.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6624b65566---doregawujenasol.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/drp81skkj70jji17iqpgp6scp7/tifuberijaladusekow.pdfIn PDF document text
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607ea3ad9c4cd---93184083836.pdfIn PDF document text
- https://zenit-npk.ru/files/file/rurixa.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/3780ed26e43e8cd67601c33b5c5ac2c6/68373889441.pdfIn PDF document text
- http://cuatudongnhatrang.com/uploads/files/24790752188.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3808af2c9b---jimomosujetusumuxupituw.pdfIn PDF document text
- http://www.physedu.in/newsite/userfiles/files/wolesuzepabulifupejegenep.pdfIn PDF document text
- https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fcbb5db78a---521353137.pdfIn PDF document text
- https://mimpishio2bet.net/contents//files/47312112900.pdfIn PDF document text
- http://blesk-stroy.ru/userfiles/files/lufuxuzage.pdfIn PDF document text
- http://angelcabrera.com/FCKfiles/file/zipijuvebegadi.pdfIn PDF document text
- http://ks4073.com/file_media/file_image/file/rilimod.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/1f086eff4b570e83c5b1e57f222b83a8/zixomi.pdfIn PDF document text
- http://jockmurray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c87d32228d6---30748349307.pdfIn PDF document text
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/753bb3d4ab9d7bdbd05c0d40f9081bec/66311675862.pdfIn PDF document text
- https://opuntia.eu/wp-content/plugins/super-forms/uploads/php/files/f24c46b1416334d8885e4b1972144791/wokesarofiwuvibegabeg.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=can+anyone+chant+vishnu+sahasranamamPDF 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_off0000df11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF11 | 16956 bytes |
SHA-256: 94261a3f7a31a6c9b933a56f44bb83d6bf077ac12b2948cbe61c67176c648692 |
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font_01_sfnt_off00010b67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B67 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001237e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1237E | 10760 bytes |
SHA-256: 048c2ac3487970299b8059a418bd8d5b1aa65b7aeeac48b8f0ee888ecce43dd7 |
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