MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting it's designed to redirect users to malicious sites. The embedded URLs and the nature of the heuristics strongly indicate a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://hhsbluebirds1967.com/clients/b/b5/b592d679e9980e62d9d56be1bfb8b6b6/File/8430505149.pdf In PDF document text
- https://btsis.com/upload/ckfinder/files/83530504464.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606e4ecb93952---83296066827.pdfIn PDF document text
- http://cancercareresearch.com/userfiles/file/dumureputo.pdfIn PDF document text
- http://gorisum.net/fckeditor/upload_file/file/96949436629.pdfIn PDF document text
- http://commandhousecreations.com/uploads/files/wanabawazimugo.pdfIn PDF document text
- http://www.tecnotrefg.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b2f407463f4---55989150503.pdfIn PDF document text
- https://lixtech.com.tw/ckfinder/ckfiles/files/40743086471.pdfIn PDF document text
- https://pasarangroup2.com/contents//files/4054510956.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b106731bfff---90649345741.pdfIn PDF document text
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af0e3118f2f---xosekevilasikipir.pdfIn PDF document text
- https://legacyltg.com/wp-content/plugins/super-forms/uploads/php/files/3d0ae2c5364824861c64620880cc55c4/rewitolapegagarow.pdfIn PDF document text
- http://signauction.net/userfiles/file/mumig.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dba70e7369---48309667040.pdfIn PDF document text
- http://intranet.uts.edu.co/portal/app/ckfinder/userfiles/files/fuzowax.pdfIn PDF document text
- https://topclassgreenery.nl/images/file/safidaz.pdfIn PDF document text
- https://morganmethod.com/ci/userfiles/files/57212377576.pdfIn PDF document text
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160858b18270fb---93184138020.pdfIn PDF document text
- http://soflocops.com/clients/67403/File/solosafotupe.pdfIn PDF document text
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/2035dcf80c90169210d384e00c3769cf/pugupurubexudeli.pdfIn PDF document text
- http://ankaraeksioglu.com/resimler/files/segufezujizajezep.pdfIn PDF document text
- http://faw-asia.com/image/upload/files/8197461191.pdfIn PDF document text
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ff31b840f2e---mutuvuv.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/d1e49ec3a6901f5aa94285e2c40444c9/83642092631.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071fd289be8d---bipesak.pdfIn PDF document text
- https://electroagro.es/pub/files/tuladefasisusaxesi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=mot+test+manual+vosaPDF 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_off0000d383.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD383 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eb9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB9A | 10236 bytes |
SHA-256: b5f6e328cdd9ad3f1cb4eb1fe10ee40422ddf128ee4efb158865c5b9c3ff01e7 |
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font_02_sfnt_off000102a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102A7 | 17616 bytes |
SHA-256: 90402fe4ecc4b232ea0c30ef5419f90019cafc9919366da739e3ef5f3c716da9 |
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