MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised CMS uploads and disposable domains. This pattern is commonly used to distribute phishing content or further malware stages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://room12shio4.com/contents//files/53174585930.pdf In PDF document text
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/160ae44afca5c0---vinebozafepiruxororufasop.pdfIn PDF document text
- http://gfb.it/upload/fck/file/kiguzobenivapit.pdfIn PDF document text
- https://unicornproduction.gr/wp-content/plugins/super-forms/uploads/php/files/97beb5e876c05afe0b0272ae074b9e75/sobexibanetezenus.pdfIn PDF document text
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/e7845eaff62fc11d7233edc029510fb4/fakososuwotumevodonanu.pdfIn PDF document text
- http://progfin.pl/userfiles/file/89021408236.pdfIn PDF document text
- http://mppscstudy.com/admin/usercontent/file/81476167885.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/160af7f67ceceb---tumolu.pdfIn PDF document text
- http://mgocsm.in/userfiles/file/13431788918.pdfIn PDF document text
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/0f3087576a6e85b59aa1cc589bf2bc76/30692761514.pdfIn PDF document text
- http://adaviestransportltd.com/userfiles/file/kuduvuki.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160b0d9f008fbc---rogel.pdfIn PDF document text
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/uvs6f274qggefujjca3h0dgkfs/tufomamorovigukodaluj.pdfIn PDF document text
- http://crediramasrl.it/public/file/vemirebexisegituzumasetek.pdfIn PDF document text
- http://alpha-cp.com/userfiles/file/duxemeredewemepexelupeget.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160abcb1f32bcb---24852421962.pdfIn PDF document text
- https://basisnomor.com/contents//files/nuxewopozazugeretozuxavo.pdfIn PDF document text
- http://goldenpoolandsauna.com/user_img/files/69354492391.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=metric+space+solved+examplesPDF 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://scripts.sil.org/OFLIn 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_off0000f4ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4EA | 5352 bytes |
SHA-256: f76df6a2ef03968cfe61db84ccf95dfcf81813463a1fe93ae0180b999c9c5bd5 |
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font_01_sfnt_off0001071f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1071F | 12220 bytes |
SHA-256: c79d7fc7dc7bd976727eaaa5a2c5984d438703f47458a89d7ba45f6f1702a8b4 |
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font_02_sfnt_off00013096.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13096 | 16468 bytes |
SHA-256: cd18a28f76e171a5e75c4e996168d9044093832d5b2beb76d90119159f9b56fa |
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