MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
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 websites, suggesting a phishing or malware distribution scheme. The embedded URLs are likely used to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://www.hintonassociates.com/wp-content/plugins/super-forms/uploads/php/files/08b245a30ef8bddb27e0cb44ecbcb439/zozosonikunafejebojofiju.pdf In PDF document text
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/161322d619ea06---rukix.pdfIn PDF document text
- https://pikewallis.no/wp-content/plugins/formcraft/file-upload/server/content/files/161411eff1093a---16136954213.pdfIn PDF document text
- http://eternaseguros.net/files/files/nanuwazowelobemob.pdfIn PDF document text
- http://veterina-naslunci.cz/userfiles/file/6895863867.pdfIn PDF document text
- https://unitjaya.com/contents/files/sugomosevifipesudafaxob.pdfIn PDF document text
- https://www.hdcorp.com.br/wp-content/plugins/super-forms/uploads/php/files/sls52rht0hlduqrar5rifjdv5m/78831992557.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16138b9ef7a0e9---xuwuwama.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/c76ee1ee8e631463c3f3e25b7d557edb/tonetafatevit.pdfIn PDF document text
- https://raguvosbaldai.manovonia.lt/images/files/labegavetevelapimigefiruk.pdfIn PDF document text
- http://www.urbanwaterways.info/files/62685126282.pdfIn PDF document text
- https://menokatea.com/ckfinder/userfiles/files/83341059992.pdfIn PDF document text
- https://polandpools.com/contents/files/gotelukexurasexaritowe.pdfIn PDF document text
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1613632acc41c9---60723436435.pdfIn PDF document text
- http://eluvial.com/sites/all/sites/eluvial.com/files/jipidiluzarowumeti.pdfIn PDF document text
- https://matharu.ae/userfiles/file/85891459352.pdfIn PDF document text
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/8ae323d5143157679b1ce14eb78f351b/17907235337.pdfIn PDF document text
- https://fresh-cherries.com/ckfinder/userfiles/files/57739377446.pdfIn PDF document text
- http://ydchem.cn/filespath/files/20210906023820.pdfIn PDF document text
- https://ls-machinery.com/uploadpic/files/202109192153173890.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=how+to+move+things+to+the+sd+cardPDF 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_off0000d67d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD67D | 10916 bytes |
SHA-256: 7d51b5b5310e2f70a8707f73d37918ff9f3aaccb1043ee275a16b529c90c4acd |
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font_01_sfnt_off0000ef69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF69 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001077b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1077B | 16948 bytes |
SHA-256: 6f3c4628cc295665496239c83719945f8f362fbf8db3dafb7c73b80660cab2cb |
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