MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users. The primary purpose appears to be directing users to external, potentially malicious sites, likely for phishing or to download further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://garglob.ru/uplcv?utm_term=chop+wood+carry+water+chapter+summary PDF link annotation
- http://acpiindia.com/userfiles/file/14418329250.pdfIn PDF document text
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/dk93vijusoq6g5237hp9o40b3l/12439161448.pdfIn PDF document text
- http://botanicgardenscafe.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bcce3a6c3a2---38752836114.pdfIn PDF document text
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/10e4237cfc2f7e99cf3dba9736be811b/13083388134.pdfIn PDF document text
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/45b4dcc3f36602740876e88ea29e0cc4/93382381155.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160803c9ca5792---23598268200.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/4d6a251d0abcde487f61cf4aff336a59/xewowuludalitepobagug.pdfIn PDF document text
- http://www.advokat.com/app/webroot/img/fck/file/1228180857.pdfIn PDF document text
- https://amrapalispot.com/userfiles/file/wisevigepizugej.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606f1e222cad8---54022526948.pdfIn PDF document text
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/c9mgrs47bh413ug851a2tgr622/naxenuxugofoxifemepijef.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/fufixudafifopitubokokesu.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/22cd13cfe6ab662758b496190970c023/93459276545.pdfIn PDF document text
- https://vnsteeldetailing.com/UserFiles/files/48390666066.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/ad6c110552f5606e41d291d64d61bffb/5029597900.pdfIn PDF document text
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/27odue3f9etdeo5v4k0ng8g2dp/29876164305.pdfIn PDF document text
- https://www.ciabrini-immobilier.com/wp-content/plugins/super-forms/uploads/php/files/4pe89iui6fa6f4q905urqbemoh/dawuguxagoxevugepufofeges.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_off000114f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114F3 | 5380 bytes |
SHA-256: cda3f18c75b7ea206325832868d09c7fce646ff30c256d76266ecbca64be15e9 |
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font_01_sfnt_off00012727.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12727 | 11244 bytes |
SHA-256: 3f784331a2e46914ec13f7e08d5a97bd7357eb98db8febc52bf398446576fdbf |
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