MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. Heuristics indicate it functions as a link farm, with a high ML score and ClamAV detection confirming its malicious nature. The primary purpose appears to be directing users to potentially malicious content hosted on these compromised sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a2e8d1e3a1d---kumamumenujamovos.pdf In PDF document text
- https://xn--78-6kce7dfhb9dwb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/1b8efbfb2323826b82b8e50fa3f1f542/gujugirizupawarobu.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/2705ddaf3a97d2b00131d7a16bed9235/wabili.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/f58124b75387fc3bc64444bd498170a3/87560593730.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16070f23ec3235---14017384819.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/9b99c3d5c5877b0b2bb886b7f7cf2cd9/84099617628.pdfIn PDF document text
- https://bestcoloringpages.com/userfiles/file/kirej.pdfIn PDF document text
- http://ahkjt.com/upfile/file/jifosalesulufukix.pdfIn PDF document text
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/7194o0dk8idcg53tdpmbo587r1/xofejerifeverexolexi.pdfIn PDF document text
- http://aucoindeshalles.fr/menu/file/39623923548.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160acba710ab38---razuniwogigi.pdfIn PDF document text
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/qmvi931gqdh65jpnprct0nk6d0/88406383197.pdfIn PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b73c972ca22---37828700068.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160828d03752a5---juvixiv.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/752a8094f83d31572197eae65c40ead6/44186316915.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/e5ddc74bf4dbdd9457cbf984014c17db/11920861585.pdfIn PDF document text
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/ab9a0357e8115d97ab80e21285316d04/8524923065.pdfIn PDF document text
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/8f91be11680eedfe623cccba1f752792/47972543346.pdfIn PDF document text
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cf06c53d13---lopamirutevizeloraso.pdfIn PDF document text
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c924e1c0219---mekakigonujinifewebolediz.pdfIn PDF document text
- http://royalwedding.jp/images/blog//file/73344862529.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7909a29095---bijuwafa.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/6e237d98ea1a7148539b64f0e1c012dc/29481040340.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/597b46597704fcf4121bc310baa1e44c/magirokepewanugovut.pdfIn PDF document text
- http://meble-tk.pl/userfiles/file/56445092185.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=en1150+week+3+assignment+answersPDF 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_off00017301.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17301 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00018b13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18B13 | 19048 bytes |
SHA-256: d2dfb881f3a5053a8381d9e326eb3f60665fc10f8cf3b477811d3f8573d125e5 |
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font_02_sfnt_off0001bd90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BD90 | 10928 bytes |
SHA-256: 2060349d1ceb965b4955ad00253b006db8d21acb7dd349138e26e75a861279e6 |
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