MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to potentially compromised CMS upload directories. These links likely serve to redirect users to malicious sites for phishing or further payload delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://alsumiri.net/wp-content/plugins/super-forms/uploads/php/files/7e812d493e5422cfce43b02dae9f6fce/73425699700.pdf In PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/2483baca00c6e65e6b0bd75d9aca55e3/losazewitik.pdfIn PDF document text
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c8c2d652e7---puvawagad.pdfIn PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/fg9kqj0td66b29h55a69nthgj5/95834300800.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607ec49d53de2---getuvegajesog.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160846aa025146---60088792814.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/jblpkjlsj0u287tcc2kua1p802/mubofagitezesaninu.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/a5d34a3c5e059b71a509a8074395876e/72368787912.pdfIn PDF document text
- http://marketypik.pl/zdjecia/fck/file/retezo.pdfIn PDF document text
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d6b0d052966---fikinuxoxabegevikesumu.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160922678b3733---81883331169.pdfIn PDF document text
- https://www.espymetcalf.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c7263b3404---bunimijexuboxajagik.pdfIn PDF document text
- https://addsfly.com/userfiles/file/19841472944.pdfIn PDF document text
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/c1e2d505f23cbc8dec01b36d8e41167e/63414156268.pdfIn PDF document text
- http://narnivet.com/userfiles/files/vokokeburola.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160813f40414eb---sileladanurokujeru.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/496c9ed10f9339d8f944df3d60fb099b/guxewame.pdfIn PDF document text
- http://panda-es.tokyo/yamituki-n/uploads/files/66435858974.pdfIn PDF document text
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/16080bb9cb50f8---lulukudapis.pdfIn PDF document text
- https://www.hintonassociates.com/wp-content/plugins/super-forms/uploads/php/files/caedd464fe71b1fa50e697add3c7dbf6/80420938065.pdfIn PDF document text
- https://askopenko.com/wp-content/plugins/super-forms/uploads/php/files/1dae556c3162dbb3992dba45d15f14c3/37842400578.pdfIn PDF document text
- https://takeorders.online/wp-content/plugins/super-forms/uploads/php/files/r8a7ed6fq0qpnrru1lsmtf0gtg/70067156165.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/cc339cb78b21effff37c1c4ff1bd0d4c/76143752563.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=science+and+technology+in+ancient+timesPDF 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_off0000e2b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2B3 | 10904 bytes |
SHA-256: af757128ecb123392fc005b310753736020da25f37c3b53a67416bb9f3f3f97e |
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font_01_sfnt_off0000fb88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB88 | 16692 bytes |
SHA-256: 5316c768c0245134e288fc140aadd3500992bf69dccdc1ed1e8ccab3353159ba |
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font_02_sfnt_off0001270b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1270B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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