MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs that point to various websites, many of which appear to be compromised or disposable hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document's primary purpose is to act as a link farm, likely to redirect users to malicious sites for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://montagnobozzone.it/userfiles/files/71184454676.pdf In PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/26bkvtqca604ufgq0a4149tul5/lomajozurozoxesexekitopad.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b9cc495a631---sukikeri.pdfIn PDF document text
- https://diversified-nj.com/wp-content/plugins/super-forms/uploads/php/files/11841b8f62e0ccdf19aa07618b9ceabe/zufon.pdfIn PDF document text
- http://newabel.com/ckfinder/userfiles/files/62799608898.pdfIn PDF document text
- http://influences-vegetales.eu/assets/Image//files/44351750609.pdfIn PDF document text
- https://alice-immo.com/userfiles/file/vujajedawid.pdfIn PDF document text
- https://www.hed-endo.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160dd63b84e13f---muxupexovibosaputojip.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607249d8cc91f---nuwofipabifibuzedojel.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d5c3dce1e43---86424253517.pdfIn PDF document text
- http://cuakeobinhduong.com/upload/files/fuwabagixebarer.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607a5d1d213b2---duzizabu.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160902edbc3257---jagetiluzavibip.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/813b004af1c5c254e21dd3dfa53a810c/suxorebapasapiwivenav.pdfIn PDF document text
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/7c24275af7fc7560996919334683620f/siwivezamowupef.pdfIn PDF document text
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8a8d6832d4---19619588900.pdfIn PDF document text
- http://paradisetnl.com/FileData/ckfinder/files/20210703_4F31670ED043232B.pdfIn PDF document text
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086e0cc3c45e---60283780716.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/adbf8bfff6efb1777cc40333112bd1c9/91494470208.pdfIn PDF document text
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/7a7d0c5f0dcd357b2796473d6a387131/76699485801.pdfIn PDF document text
- http://www.kidnuri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097750a09fff---51829826690.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/e7b92854182bc5b7a6c8ea051d253b10/xozewiw.pdfIn PDF document text
- https://mobistore.co.nz/wp-content/plugins/super-forms/uploads/php/files/a01a3eafc9197817706339badce18de5/65198852901.pdfIn PDF document text
- http://contextuae.com/resimler/files/18092530932.pdfIn PDF document text
- http://manninareunion2012.com/clients/0/03/03b30fdf9aaeeba733afadbef254ff7b/File/dogudekositexoramamup.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=restrict+save+as+in+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_off0000eb00.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB00 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010317.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10317 | 10556 bytes |
SHA-256: 11a7b7b15b8ee4ed987e2987c2bb5e9db2dc05e4dfab30c4de442d2d3ce5b196 |
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font_02_sfnt_off00011b4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B4F | 17504 bytes |
SHA-256: 9009dafac954023972daa2b9be3303c8a9f1c1380621fee7096300f99cd201b8 |
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