MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. It contains numerous embedded links, many pointing to compromised WordPress upload directories or disposable hosting, suggesting a link farm or phishing lure. The presence of these links and the overall detection profile strongly indicate a phishing or malicious redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c30411d9666---bixedobexo.pdf In PDF document text
- http://helderlive.nl/ckfinder/userfiles/files/jovubugomimedapoviwawope.pdfIn PDF document text
- https://kantankacreative.com/wp-content/plugins/super-forms/uploads/php/files/5ca77b68331bd04198c337c073dab4fb/42892930996.pdfIn PDF document text
- http://emke.hu/uploads/ckfinder/userfiles/files/16772467098.pdfIn PDF document text
- http://akicgiyim.com/userfiles/file/34207109855.pdfIn PDF document text
- http://akkoryazilim.com/userfiles/file/meponufofujogebovovudezi.pdfIn PDF document text
- http://villaturri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609842e77f5a5---76116536839.pdfIn PDF document text
- https://lostsoulsmemorialnj.org/wp-content/plugins/super-forms/uploads/php/files/8b205ba2f3a37695c9db5ebdaf3db77f/fejafawijakaja.pdfIn PDF document text
- http://www.rebranded.tv/wp-content/plugins/formcraft/file-upload/server/content/files/1606f09d7657b0---13933639577.pdfIn PDF document text
- https://mannerfeltdesignteam.se/ckfinder/userfiles/files/vavogajabukarurokesitele.pdfIn PDF document text
- http://ithaca1961.com/clients/875375/File/palujis.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1606ce2719d673---88242490551.pdfIn PDF document text
- http://skup-laptopow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad8e9605ac5---zovirake.pdfIn PDF document text
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/076bd634e14a1482745a3a07777df058/46867458314.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/f1cb659079932662dacf52ee7960448a/86248292175.pdfIn PDF document text
- http://theettiaresottawa.org/clients/e/e8/e8f54e69a7463df9fd0adff13cd8e90f/File/patepavetumefab.pdfIn PDF document text
- https://envomask.com/wp-content/plugins/super-forms/uploads/php/files/6d6d11a36704843f0b204261832c83bc/40947508221.pdfIn PDF document text
- http://aptatravel.com/clients/4/48/489dad2d2d8436d4c085fc0ccdc2d1b3/File/32282692518.pdfIn PDF document text
- https://ijieet.org/ckfinder/userfiles/files/midameze.pdfIn PDF document text
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/7ae8e6e20da0e89876791bacb17ccb46/91001358456.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/78d39c706e502b1ca7030605dcf90ff0/jazafuzuvaxekeva.pdfIn PDF document text
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/3ti1jpg67eftonr527i5fgkav6/guporivox.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160804cab3e87e---37834302010.pdfIn PDF document text
- https://www.liftechforklifts.com.au/application/third_party/ckfinder/userfiles/files/74549158029.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16076f718712ec---refejezalesixodojoserebe.pdfIn PDF document text
- http://standardamulet.com/files/files/tixomufunavokefotatadasit.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+find+consumer+and+producer+surplus+from+equationsPDF 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_off0000f2d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010aed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AED | 11104 bytes |
SHA-256: 0d126531b5f5490eb275d86b4da21a92bc8bf548ede7d1709856b23894d3701f |
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font_02_sfnt_off00012492.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12492 | 17912 bytes |
SHA-256: 3f3ca6e1f0bfe4d2bedb12d68a5987573bcf126bf02c384eb3a1f38bab12ddc6 |
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