MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF was flagged by multiple heuristics as a link farm, with many links pointing to compromised CMS uploads and disposable hosting. The ML classifier and ClamAV also identified it as malicious, specifically a phishing trojan. The document's purpose appears to be directing users to potentially malicious external sites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://flavio-tonon.it/public/file/pusidedotajew.pdf In PDF document text
- https://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/204c20256dc9b6bacd59f03a631ca770/vonopadebov.pdfIn PDF document text
- http://backupcenters.com/userfiles/file/tijebitilowutu.pdfIn PDF document text
- http://dream-mebel.com/pic/file/86194173980.pdfIn PDF document text
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1608572115226c---gulasiroxofusenog.pdfIn PDF document text
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/e8d58ff3daff96d6b3835c3f912aa3a3/10416249123.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/343d5941a4e1e6b447ac24c3064eddfc/wexuguxaxuvalokababapoja.pdfIn PDF document text
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607cfd82ec514---41834622335.pdfIn PDF document text
- http://promador.pl/userfiles/file/42363020575.pdfIn PDF document text
- http://np-laser.com/upload_fck/file/2021-7-26/20210726115313475631.pdfIn PDF document text
- https://lotteppta.com/beta/assets/file/xovalepidopuwasolanav.pdfIn PDF document text
- https://eksiliotomotiv.com/upload/ckfinder/files/tomegemafinofavizexew.pdfIn PDF document text
- http://hitecds.com/userfiles/file/jagefujixapeleg.pdfIn PDF document text
- http://bephoangdung.vn/uploads/ckfinder/files/vovawu.pdfIn PDF document text
- https://www.vibrationmonitoring.asia/wp-content/plugins/formcraft/file-upload/server/content/files/1608e2f192a672---nalazegurivatexugirev.pdfIn PDF document text
- https://www.agcontraincendios.es/ckfinder/userfiles/files/gigemakobozi.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c287635dab8---tufolalobopajosenoru.pdfIn PDF document text
- https://ilcaminodaugo.it/file/70990415985.pdfIn PDF document text
- http://maximaviajes.com/FCKfiles/file/waragizabeg.pdfIn PDF document text
- https://atcotourismtravel.com/userfiles/file/mepaporit.pdfIn PDF document text
- https://anjingliar.com/contents//files/serezelowulofukowoluwi.pdfIn PDF document text
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16105e43e85fe5---nedavag.pdfIn PDF document text
- http://firmykominkowe.pl/Obrazki/edytor/file/dupulafowamomokulisodamim.pdfIn PDF document text
- http://artdealer.vn/upload/fckimagesfile/f65c0258c9ea0651f55edbc31dd5b311.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=edgar+morin+on+complexity+pdfPDF 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_off0000bc28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC28 | 16932 bytes |
SHA-256: 70a55791c54a29c1d41ae5803abb70918a7071804f5c4e1788699bc2e74f84b4 |
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font_01_sfnt_off0000e7ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7EE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010005.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10005 | 10992 bytes |
SHA-256: 7df15e281d872e8e7a0ca4e3a711b215ecf54ddeab0df968ba51ca3f98d9a84b |
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