MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a ML classifier and ClamAV, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, with many embedded URLs pointing to compromised WordPress upload directories. These links likely serve as lures to phishing sites or malware downloaders.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/16075df462ca52---50237978220.pdf In PDF document text
- http://fitsiluet.cz/data/file/3910305934.pdfIn PDF document text
- https://perfecthospitals.org/FCKeditor/file/jugilivuwunetev.pdfIn PDF document text
- http://www.bash.cl/media/file/lajifiguwimoxizod.pdfIn PDF document text
- http://seoulsquare.com/userfiles/file/gisogemufawisetix.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606e2e187e979---wamoganixomu.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/36470255231f9270a1b445d500b030f6/18747729267.pdfIn PDF document text
- http://kirilmazbardak.com/userfiles/file/92372392060.pdfIn PDF document text
- https://aduanaldelvalle.mx/userfiles/file/suzakedu.pdfIn PDF document text
- http://beerskiboot.com/img/upload/file/fufinoxowudano.pdfIn PDF document text
- https://aedwea.com/upload/foto/69307023487.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/1quhk96lbriclu22eo31im8tsg/tiwixevojorezo.pdfIn PDF document text
- http://slsnn.ru/content/file/15722211955.pdfIn PDF document text
- http://vom-ragnaroek.de/uploads/file/wizonatalozuka.pdfIn PDF document text
- https://iva-vietnam.com/userfiles/file/rebisutezepifetipa.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087f5029bf16---64472471427.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/mt19uk5khaqbki7tsqanet2hd3/87507111923.pdfIn PDF document text
- http://przedszkolenisko.pl/userfiles/file/34824090205.pdfIn PDF document text
- https://chptravel.ir/data/file/mefazemule.pdfIn PDF document text
- http://klefmarken.se/upload/file/50503142499.pdfIn PDF document text
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/160ee152225b9b---96905860558.pdfIn PDF document text
- https://pinpointfeedtech.com/ckfinder/userfiles/files/zexiwomegufi.pdfIn PDF document text
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/d9480d2bb56823f09b4e81df45d7c58d/37163869624.pdfIn PDF document text
- http://softwaretesting.kr/club/data/userfiles/file/20210819070035.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=ford+fiesta+1998+owners+manual+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_off0000d5c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5C0 | 16744 bytes |
SHA-256: 3444aebe7362c4b8871d0bd30a4573049eeedec32dac578cb403369d117b9b24 |
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font_01_sfnt_off0001011f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1011F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011936.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11936 | 11248 bytes |
SHA-256: 92bd0aa28641217f63351e2d5fe2ef980ab9c409b7721774042bc3ef1a28cbb1 |
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