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, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It functions as a link farm, containing numerous URLs pointing to compromised CMS upload directories and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of these links and the detection of a 'Pdf.Phishing.Trojan' indicate the file is designed to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://tsydesign.com/userfiles/jws/files/4182624917.pdf
- http://nhsclassof77.com/clients/c/ca/caa0b9827732345dad94809623212052/File/fepumevifisiwu.pdf
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/8615c02d8c91ca1e44c5775b813d3f20/votivero.pdf
- http://www.adatechotomasyon.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608659f227dd1---23189042617.pdf
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609eab143240c---39728745802.pdf
- https://trellisdundee.com/wp-content/plugins/super-forms/uploads/php/files/6fca7c28d0fb6c681573a0a1edf1fbce/94900301926.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c75421c69f3---kinosaponunizavutef.pdf
- https://accesoriosalmayor.com/images/userfiles/file/33143024922.pdf
- http://ithaca1960.com/clients/8/87/874e400c25abfb160fd1c0cf9913fcd0/File/dosozor.pdf
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/93925959370d02e26aff9e42d54ccdf9/51259566327.pdf
- https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/e16ad99eb7fcdab5a6595f17041b9578/12551740245.pdf
- https://sbsoftware.ro/admin/userfiles/file/49625352309.pdf
- http://rajskiewakacje.pl/userfiles/file/gotokuzomujebewufode.pdf
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16074c17e90f19---sotekimotuneligemutujagun.pdf
- http://perfectthesale.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609875d5c0e34---90856326281.pdf
- https://bakwanudang.com/contents//files/70364885316.pdf
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/db821633f34a345356737408ab5027fa/89082980547.pdf
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/cc8cecc5e3373ef7d45a15eb14cf0ddf/47280780827.pdf
- https://aluminiosarla.com/userfiles_arla/files/6244636618.pdf
- http://dlt-nkp.com/fileupload//file/93850959691.pdf
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c9669b38742---birimemalapam.pdf
- http://banghetretunhien.com/media/ftp/file/porijivolexavagufe.pdf
- http://ledins.lv/cms/file/bebudeludikukalevigovav.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/ee45cd0559967c125cc03d5ca7eb6086/tebezififitarelinafa.pdf
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bd8945af32---biwenelovafa.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=smart+science+questions+and+answers
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fda0.bin4c3e36a60ea4ebca818f51638d2cb6f0dd93df681f89ca751167ae3c393992e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDA0 | 10892 bytes |
font_01_sfnt_off0001169e.bin0d592350f99a3fbbdbcd99f1b80303a426ed9918079bd20b30e769ec3c59ba4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1169E | 16964 bytes |
font_02_sfnt_off000142ba.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x142BA | 16792 bytes |
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