MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous external links strongly supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://vouchertiket.com/airplane/ckeditor/uploads/files/mematatirijofopazowinit.pdf In PDF document text
- http://jubileejec.com/userfiles/files/17823582317.pdfIn PDF document text
- http://msnladyboy.com/ckfinder/userfiles/files/fefivokokowogok.pdfIn PDF document text
- http://djk-winkel.de/images/uploads/file/kajatotinorido.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/jimuxajigogixoru.pdfIn PDF document text
- https://pecsikult.hu/files/file/nepabeza.pdfIn PDF document text
- https://cingenito.ca/upload/editor/file/sajidepavodogewomafu.pdfIn PDF document text
- https://www.bocamvigliesrooms.com/wp-content/plugins/super-forms/uploads/php/files/aaf40b06a31c2b05f570bd7e90193865/vemazis.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142e8a9db7d7---wunafuvunude.pdfIn PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/f9fb924ce56a24767e4ef83f3390a942/50905240616.pdfIn PDF document text
- https://www.nvsrolko.org/ckfinder/userfiles/files/50953223139.pdfIn PDF document text
- http://darstin.com/userfiles/files/58299171148.pdfIn PDF document text
- http://daydreamspin.com/userfiles/file/41155133847.pdfIn PDF document text
- http://autosoftware.company/autoresponders_images/files/3832305125.pdfIn PDF document text
- http://kyochonbuenapark.iorderfoods.com/uploads/files/97340061419.pdfIn PDF document text
- http://stilistspb.online/public/files/uploads/files/9915314296.pdfIn PDF document text
- http://mastrodibaglio.it/userfiles/files/81322099930.pdfIn PDF document text
- https://www.gico.ge/ckfinder/userfiles/files/28828147668.pdfIn PDF document text
- https://huaku3c.tw/uploads/files/202109151221272663.pdfIn PDF document text
- http://www.detskaoptika.cz/ckfinder/userfiles/files/pinosis.pdfIn PDF document text
- http://alles-vom-schreiner.de/userfiles/file/kuposazamokaxi.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/54c04c34a8b80089b623a34076b08db6/fuxapet.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=whistle+ringtone+for+android+downloadPDF 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_off0000b43b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB43B | 10712 bytes |
SHA-256: 60ac3ff635eba652d07e5d95697969eb2efb1177744f574bce264058bd69e115 |
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font_01_sfnt_off0000cca6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCA6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e4b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4B8 | 16492 bytes |
SHA-256: 7c94cc6bbe1fcc23115d9a2975755a1afd79327a80af53de013679bc5a7646c6 |
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