MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF containing a large number of links, many of which point to unknown or potentially compromised domains. Heuristics indicate it's a link farm on disposable hosting, and ClamAV detected it as a phishing trojan. The ML classifier also flagged it with high confidence. The embedded URLs suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://mtjjt.com/2013/upload/article/files/210801092324777829gx46k.pdf In PDF document text
- https://kaemsp.org/upload/editor/file/rijufodi.pdfIn PDF document text
- https://dotcomtravelegypt.com/userfiles/files/wevowaw.pdfIn PDF document text
- https://longhoang.vn/upload/files/26578893846.pdfIn PDF document text
- https://www.pessin-location.fr/ckfinder/userfiles/files/1206704399.pdfIn PDF document text
- http://chiari-web.com/ckfinder/optimist/files/gebome.pdfIn PDF document text
- http://interwork.sk/userfiles/file/45799173065.pdfIn PDF document text
- https://bonpetsupply.com/wp-content/plugins/formcraft/file-upload/server/content/files/160823b6e19d5b---68787064299.pdfIn PDF document text
- https://musikkursus.dk/userfiles/file/6956427458.pdfIn PDF document text
- http://epoetryworld.com/clients/53741/File/dofubada.pdfIn PDF document text
- http://aimic.com/userfiles/file/ravadala.pdfIn PDF document text
- http://weymouthhighschoolclassof62.com/clients/5/50/50fe23896e84432c97ff20d680692bb9/File/48276596254.pdfIn PDF document text
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160e986567de9e---55178402667.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/chrkarqbnu0svkqq79l8nonnhu/67209826261.pdfIn PDF document text
- https://facades-et-traditions.com/actualites/file/69051763659.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160780205aff0a---rafumovosezu.pdfIn PDF document text
- https://www.dooleysnaturalgas.com/ckfinder/userfiles/files/63666966986.pdfIn PDF document text
- http://studiodispirito.it/userfiles/file/rarividevutuzo.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607316baafdfc---rururige.pdfIn PDF document text
- http://staractivecollection.com/resimler/site/files/pimetekalijaweziwegelalu.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a14fe4bef6---tikadelijipezuwimuwaj.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160f11556151ee---xemelepugizivukewo.pdfIn PDF document text
- http://www.ecostroyservis.ru/File/63119703154.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160970e8045113---zowofudo.pdfIn PDF document text
- http://apartmaji-zunicmile.com/uporabnik/file/8029731729.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=srinivasa+kalyanam+story+in+telugu+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_off0000dbab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBAB | 11288 bytes |
SHA-256: 45edd376c6fb1f454b5f7873babf242eef9f7c03a45a7cab4f40fd91749caf3e |
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font_01_sfnt_off0000f600.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF600 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010e12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E12 | 18768 bytes |
SHA-256: c819cc1fab1bd7884338541c7aa7b34f5bf55b17a7625ce06b40b6a22a5fa7ad |
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