MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous links, many pointing to compromised WordPress upload directories, suggesting a link farm designed to distribute malware or phish users. The presence of these links and the detection by security tools strongly indicate a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cdab7cbaaa---sogezunaziruvopi.pdf In PDF document text
- https://www.harasportcenter.com/wp-content/plugins/super-forms/uploads/php/files/5v45iosj58dbk377hjlh8egk25/5582171428.pdfIn PDF document text
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c97d4d63030---3063765638.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/4rm8r2jpfpe57fk85srgplevc5/12961998926.pdfIn PDF document text
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/16087152ca6b9c---mosukuz.pdfIn PDF document text
- https://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/160777467f404d---wesibanenivepupozagame.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160cea85a57919---misipemoporiwu.pdfIn PDF document text
- http://onestudent.dk/userfiles/file/redukoxufebowaka.pdfIn PDF document text
- http://www.misshandicap.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160c3ee5e41615---97080355032.pdfIn PDF document text
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608cdfa0883b8---42066293283.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bbbb7ab12f4---gekadixugot.pdfIn PDF document text
- https://islandsvefir.is/wp-content/plugins/super-forms/uploads/php/files/6109qbn0pusobodncd281dr81f/38224228291.pdfIn PDF document text
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/vgu3d56g5frnecng17ajj1h7i4/67301291756.pdfIn PDF document text
- http://boxerdapolenta.com/cmsimple/images/file/46578735759.pdfIn PDF document text
- https://greyquotient.com/wp-content/plugins/super-forms/uploads/php/files/5064f0ce93a8f453c8dd94ec3375746d/xigimu.pdfIn PDF document text
- http://alumcity.ru/userfiles/file/38141970218.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=crispin+glover+in+back+to+the+futurePDF 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_off0000e6c4.bin399df7adca6655b681bedbac9330df05b0433edebde955831cbce3e08a4368ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6C4 | 11188 bytes |
font_01_sfnt_off000100bb.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100BB | 16792 bytes |
font_02_sfnt_off000118cd.bin2763093cd12fd8eea772febbca1c5cdd126232d131a1d37bc2e9dd3863e7003a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118CD | 17300 bytes |
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