MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for delivering malicious payloads or redirecting users to phishing sites. The presence of multiple links pointing to compromised WordPress upload directories and disposable hosting further suggests a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://altinay-law.com/images/file/67834774339.pdf In PDF document text
- https://www.hamburgeriaagricola.com/wp-content/plugins/super-forms/uploads/php/files/btddetkabmk9n2u2o10v3k1uck/23959395675.pdfIn PDF document text
- http://southportrubbish.com/wp-content/plugins/formcraft/file-upload/server/content/files/161191f7fe5e77---68005647673.pdfIn PDF document text
- http://yameitecl.com/ckfinder/userfiles/files/20210807_031633.pdfIn PDF document text
- http://aliguoriarchitetto.eu/userfiles/files/tejuji.pdfIn PDF document text
- http://newabel.com/ckfinder/userfiles/files/mamotin.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609bf84d634f6---vudeluf.pdfIn PDF document text
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/1607da2ca7301a---foroji.pdfIn PDF document text
- https://atcotourismtravel.com/userfiles/file/volez.pdfIn PDF document text
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/dfe380a628859206455f6bd29ef0d706/lazekemoxosesatevu.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/190472dda47649fc14768cab2622403f/95802656697.pdfIn PDF document text
- http://buyyoutubecomments.com/ci/userfiles/files/15364211805.pdfIn PDF document text
- http://thrifthelp.com/flash/thrifthelp.com/file/ravotolonujawilavarepa.pdfIn PDF document text
- https://www.alarisusallc.com/wp-content/plugins/super-forms/uploads/php/files/e7f6da7bf3b27295c31d4c575fe53ef7/laluxutapowol.pdfIn PDF document text
- https://girl0229960192.com/upload/users/files/bitugupanafas.pdfIn PDF document text
- http://messtores.ca/fck_user_files/file/92963424852.pdfIn PDF document text
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c36a88ba658---33465395043.pdfIn PDF document text
- https://digitaldaya.com/imagenes/file/tagilutejomuri.pdfIn PDF document text
- https://flyfinz.com/userfiles/files/tixulakowopozufotubu.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab690d80ff6---fetatawixibokepafiledo.pdfIn PDF document text
- http://kingsauto-bar.com/js/upload/files/nofawo.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081affabd537---kakawapuba.pdfIn PDF document text
- https://liantoong.com/archive/upload/files/xivapatopo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=sabbat+e12+manual+pdfPDF 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_off0000b133.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB133 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c94a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC94A | 10668 bytes |
SHA-256: 80b58b3dddf7ef12ecc29e5356815f3210390bfc78dd9a874d8923ba6f364e30 |
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font_02_sfnt_off0000e19b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE19B | 15268 bytes |
SHA-256: e717063c67a79b07932138612d33e4853cce0436101e805519777bce5b045804 |
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