MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to multiple compromised or disposable domains, likely intended to redirect users to malicious content. The presence of numerous external URIs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic strongly suggest a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://alhasooncorp.com/Files/files/69827953231.pdf In PDF document text
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/16146b0ac52d00---bewaxozalat.pdfIn PDF document text
- http://fusen-es.info/yamituki-n/uploads/files/kiverugirojupar.pdfIn PDF document text
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/161394933b905e---farusaxupuzebikana.pdfIn PDF document text
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/4dbee224ac5a54513ffb838896d60bec/buzudonasipimo.pdfIn PDF document text
- http://pappteam.hu/userfiles/file/zenoxelegowezowuwixi.pdfIn PDF document text
- https://moveo-sport.pl/userfiles/file/32153525841.pdfIn PDF document text
- http://www.instalacionescueto.com/nueva/ckfinder/userfiles/files/88669717814.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/1612f05d46a169---woraf.pdfIn PDF document text
- http://mdbim.pl/ubezpiecz/obrazy/file/fajogupase.pdfIn PDF document text
- http://schubert-hh.de/image/file/jisapagemezinavonis.pdfIn PDF document text
- http://erodiertechnik-wenzel.de/userfiles/file/57413919130.pdfIn PDF document text
- http://mjengo.org/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%2Ffile/kanofofogilafoposopizu.pdfIn PDF document text
- http://northmarking.com/userfiles/files/54849849427.pdfIn PDF document text
- http://flashdisplay.net/UploadFiles/FCKeditor/20210919091827.pdfIn PDF document text
- http://sicompk.com/survey/userfiles/files/dotil.pdfIn PDF document text
- http://sksound.com/userfiles/file/nosulafatozow.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/16141f230ab3cc---77651322448.pdfIn PDF document text
- http://originalbau.hu/imagesfiles/ravexalibuvu.pdfIn PDF document text
- https://hkfew.org.hk/ckfinder/userfiles/files/28107226257.pdfIn PDF document text
- http://gardena.crazyrockinsushi.com/uploads/files/zedatazerebuzofosej.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=samsung+s20+vs+iphone+12PDF 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_off0000bafb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBAFB | 18400 bytes |
SHA-256: bff659c7b0b1c1331ab205f073f35403bdc4a0dc44ee48fe059bc4c38020328c |
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font_01_sfnt_off0000eaef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAEF | 10992 bytes |
SHA-256: e8ca8d1496e7acfe246a92fa6e0731c3591840cfa744231e9424b623143c6c48 |
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font_02_sfnt_off00010455.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10455 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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