MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a high number of external links, many pointing to compromised WordPress sites, indicating a likely phishing or redirection scheme. The ClamAV detection and ML classifier strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and numerous URLs are indicative of a malicious document designed to lead users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9895
Heuristics 7
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0de54a9836---nabunixuwirikilaw.pdf
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/97ab34c018d4d8454cc9f8e192b61f49/64684343279.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/160c9b0581d2cc---92572216904.pdf
- http://www.circoloaletrium.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609a1f3e92cb0---9851597599.pdf
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/j0ciu47d85fib796jsnrovcfrn/92807774885.pdf
- https://siyata.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16086a11b257e0---sekisatogadibalutev.pdf
- https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/q2bq608e99jqenrkuo48cgp48q/43543447795.pdf
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607976a79a559---bemumewe.pdf
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/1449b7a52430f21c50bf7b2ec5df6f1d/90319902045.pdf
- http://artistalexanderkanevskyroyalshakespeareglobetheatrelondon.com/clientMedia/file/24834899840.pdf
- https://braindevelopmentmaps.org/userfiles/files/9040491367.pdf
- https://lerong.vn/wp-content/plugins/super-forms/uploads/php/files/3ed810a97795defdebd3e0848e7a9676/rojadegefo.pdf
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/hhturcssk7ko2bkvsnb13ubt6o/pamazukikixavom.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160802a1b4c8e6---17423030392.pdf
- https://dycmc.com/DATA/upload/files/202106292101026996.pdf
- https://pankalconstructora.com/wp-content/plugins/formcraft/file-upload/server/content/files/160772360a789b---zalakofuxopovemovemaxutad.pdf
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b66924a4ddd---jenigegogetaruz.pdf
- https://www.web2business.pt/wp-content/plugins/formcraft/file-upload/server/content/files/1609fc2c83a580---bibuxafidimorotakin.pdf
- http://ambvetfanini.eu/userfiles/files/madatededawubaf.pdf
- http://willettelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/kugegetigogokoxivu.pdf
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/7rjh0nrtepfavobrmkbm8ufm63/tewejakepixibeduko.pdf
- https://blueridgelightingandcontrols.com/wp-content/plugins/super-forms/uploads/php/files/63c932430295e081b5606999f24681ed/82319482837.pdf
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607f3e53939b7---49198443656.pdf
- https://guapa2.com/admin/fck/file/86198862773.pdf
- http://hokeypokeychallenge.com/clients/7/77/77ac66e313b6cb4bf602f1678accca72/File/tuwamumuw.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=different+types+of+chai
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000108e6.binf54455b17912d4e51e6e87deadd61ccca5eeeec3faa76e4c77f8b9a71876d667 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108E6 | 16472 bytes |
font_01_sfnt_off00013383.bin5cd8a120e106fc2d4fc1855603a636a3ce922decfb1b4d98f17a4a5450337c58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13383 | 16344 bytes |
font_02_sfnt_off0001497d.binc3de1b1412493eb38f5e4ba3a4aa0941d892d81acc0e161b1f649d577d2c8e5c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1497D | 10648 bytes |
font_03_sfnt_off000161e4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x161E4 | 16792 bytes |
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