MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous external URIs and links to compromised CMS uploads, suggesting it is part of a link farm designed to redirect users to malicious sites. The presence of embedded URLs and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://coretry.ru/uplcv?utm_term=four+types+of+figurative+language PDF link annotation
- http://xn--80aikni6a0b.xn--p1ai/images/file/62255521974.pdfIn PDF document text
- http://opuspointpartner.com/ckfinder/userfiles/files/75330156822.pdfIn PDF document text
- http://la-roofers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16085772fc91df---95988548449.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad022c92d93---90648827799.pdfIn PDF document text
- http://alituncer.com/userfiles/file/75243978100.pdfIn PDF document text
- http://mt-filtration.com/uploaded/file/118968913760dd8570436e9.pdfIn PDF document text
- https://anzmrrn.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607f89073a033---82329821544.pdfIn PDF document text
- https://misionesmedellin2030.com/wp-content/plugins/super-forms/uploads/php/files/ma4qbk0nl8eoph9gtscari6kmv/datuxivaloxapis.pdfIn PDF document text
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/160755c163767b---52946931882.pdfIn PDF document text
- https://soudurelausiere.ca/upload/editor/file/nedupawivetafapuworotat.pdfIn PDF document text
- http://chalappuram.com/userfiles/file/nilogowo.pdfIn PDF document text
- http://dj-maily.com/uploads/pages/files/wisidunixex.pdfIn PDF document text
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/462d35510f1023a316ea1ea11e1d0262/todepetamidubuwipodufetar.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160a36430664ca---78553510736.pdfIn PDF document text
- https://digidatadecolombia.com/wp-content/plugins/super-forms/uploads/php/files/81bbaf6ba715b85a8c943df115b20e54/napezavojimawabes.pdfIn PDF document text
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607d3ace989a3---80118826672.pdfIn PDF document text
- http://ark-mr.com/data/home/qxu2063190031/htdocs/uploadfile/files/29453001078.pdfIn PDF document text
- http://worldtile.net/jangheung/userfiles/file/98541373.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/5474ddef234f94094cf525d748fb54af/lukupaganuselejiv.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/ecd0fe025b65d4db864cf6e1cf26fe2d/88378626068.pdfIn PDF document text
- http://phonphangschool.com/upload/files/96183597950.pdfIn PDF document text
- http://etcad.net/np/upfile/file/lumel.pdfIn PDF document text
- http://nakatka.com/files/file/21123109597.pdfIn PDF document text
- http://abwingsmd.com/uploads/files/mopafizeza.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609642e7f127e---76126417787.pdfIn 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://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_off0000e92c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE92C | 18484 bytes |
SHA-256: cb9431d9fc525c94aa993c2c2f5a870ef4c0718fcb3ce9d555ead6325c98d392 |
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font_01_sfnt_off0001194b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1194B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013162.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13162 | 10792 bytes |
SHA-256: 7494a0c2f010501c7aa9ff71601207142267ea95315731ae97fd0c4752752588 |
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