MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is classified as malicious and contains numerous links to compromised WordPress upload directories, suggesting it is part of a phishing campaign. The document body, though truncated, includes a title related to 'International human resource management strategies' and references 'wkhtmltopdf', indicating a potential lure to trick users into visiting malicious sites. No scripts were extracted, but the presence of external URIs and compromised CMS uploads points to a phishing attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://pistant.ru/uplcv?utm_term=international+human+resource+management+strategies PDF link annotation
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608657574bfd5---kuranuvinozaguzifulu.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606d94aeb00bf---4038661999.pdfIn PDF document text
- https://claphamjunction.com.au/wp-content/plugins/super-forms/uploads/php/files/8c76ae233dcded1552c9ad2e327634c7/puwev.pdfIn PDF document text
- https://xn--i1aam8cb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b9cbef6b0a7d64933294db978a05a8bf/tuxotupogiku.pdfIn PDF document text
- https://rajakeempat.com/contents//files/21237837981.pdfIn PDF document text
- http://payassistinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081a57f1d7c1---22744741807.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/72930862974.pdfIn PDF document text
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/d6513c3d9b72825d45d08cba9ce6310e/gudarixa.pdfIn PDF document text
- http://eros-arena-reutlingen.de/eros/userfiles/file/zogilesevakumekojagib.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/7he8haq1ekr8t0tu3flo9lt9vq/46495483350.pdfIn PDF document text
- https://radmangroup-ye.com/rgfiles/file/87585460419.pdfIn PDF document text
- https://weblative.com/wp-content/plugins/super-forms/uploads/php/files/0nr48bivracf29ancsj09uk39u/radevezafuxo.pdfIn PDF document text
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/3ed2dac40c33217106afad95109cd1ee/fenop.pdfIn PDF document text
- https://fnb-concepts.com/images/uploads/files/83591522066.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d6c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6C6 | 5152 bytes |
SHA-256: b7ca504583e9618016e4371a5627b7da48432673dc758003517a9a572afba407 |
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font_01_sfnt_off0000e819.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE819 | 9728 bytes |
SHA-256: a31cd581efdadd582dfbd414ea20ac624852b83bb542de89738ce10fadfa257b |
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