MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many pointing to domains that appear to be compromised or disposable, as indicated by the 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links. No scripts were extracted, and the document body was unreadable.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ukmalayalamnews.com/userfiles/file/20012831702.pdf In PDF document text
- http://billsky.ee/files/file/xufoxenewomekogejanelevat.pdfIn PDF document text
- https://medtek.vn/storage/file/mevuzivojerazuxezazisib.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/35132575997.pdfIn PDF document text
- https://solidpractise.com/files/userfiles/file/21409473751.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606c91f593834---zekilamul.pdfIn PDF document text
- https://baoyi-chuck.com/ckfinder/userfiles/files/paremamedevilezosuja.pdfIn PDF document text
- https://lostsoulsmemorialnj.org/wp-content/plugins/super-forms/uploads/php/files/fd43584de8da35ce115e53abab49263a/lowunirirunituna.pdfIn PDF document text
- http://kursadowicz.pl/Upload/file/39458366048.pdfIn PDF document text
- http://incucinaconalberta.com/userfiles/files/81134030816.pdfIn PDF document text
- http://agendaalzheimer.org/files/galeria/files/fapije.pdfIn PDF document text
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/d67c423f16f32e7df0ee6136aa377f61/99595366728.pdfIn PDF document text
- http://ascensionchina.com/userfiles/file/rubixevuvipepojakubaveti.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160986674b3cb5---toxurutevakobod.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ae3511b301---nekabonarun.pdfIn PDF document text
- http://cukierniabrzezinski.pl/www/artizam/fck/file/devitod.pdfIn PDF document text
- http://akicgiyim.com/userfiles/file/2834016703.pdfIn PDF document text
- https://diversified-nj.com/wp-content/plugins/super-forms/uploads/php/files/c8e5d051ba5196a62ac5c5e90df611a4/64856906453.pdfIn PDF document text
- https://rhagro.com.mx/wp-content/plugins/super-forms/uploads/php/files/7dabfa48e17865b00b87757ac3169c31/75622968039.pdfIn PDF document text
- https://tfnd.org/wp-content/plugins/super-forms/uploads/php/files/44e769e43a5173cd5b7b091254c3f42b/xuposolumi.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/90205058451.pdfIn PDF document text
- http://wsp.pl/userfiles/file/rivibinemigojidodofasibap.pdfIn PDF document text
- https://namdolove.com/FileData/ckfinder/files/20210605_0E93C255AD3FCCDF.pdfIn PDF document text
- https://fibaquitaine.fr/cebatrama/userfiles/files/jesiwisebakesosuf.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a69f5cae705---zidotadizokerasili.pdfIn PDF document text
- http://zjqzzx.com/uploadfile/file/2021052503465873499.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=boy+tied+up+tickledPDF 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_off0000f943.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF943 | 16644 bytes |
SHA-256: 9dbe2e435b08ed402a2c104d344b6922cfc981cdf2dcb62985fd6b77c7571cee |
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font_01_sfnt_off00012450.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12450 | 10332 bytes |
SHA-256: 9bff141008500618b512dc07fef4c24afb4c70b9145162706be07641ed066c63 |
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font_02_sfnt_off00013bcf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BCF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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