MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains numerous embedded URLs, many pointing to compromised CMS upload directories, suggesting it's part of a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated, preventing a clear understanding of its specific lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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 https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/ecc0e757a2d2c5857f4749d301c8d41f/xovogerudo.pdf
- http://erictex.com/ufiles/files/82802245845.pdf
- https://fellowpeo.com/wp-content/plugins/super-forms/uploads/php/files/69d1d5d74909605a9575ca5ea8d17f88/xufupakugilevopuwet.pdf
- http://uticachemical.com/files/upload/files/81549444727.pdf
- https://agatanorek.com/files/file/rajopadokile.pdf
- https://nestaerospace.com/uploads/file/81380250305.pdf
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf5c3161081---79957380993.pdf
- https://x-software.cz/data/file/62516586290.pdf
- http://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/7c710b3fde1360682ee31bb3a90c9334/38168979765.pdf
- https://www.sodigital.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a409879004c---segozuv.pdf
- http://specimport.by/files/files/nogusudabuluzutibefizero.pdf
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c2d3163cab6---wetunexijixasuju.pdf
- https://sellos-mecanicos.com/wp-content/plugins/super-forms/uploads/php/files/237489a070fcddc4eac8851fc0b04336/36465803378.pdf
- https://www.pharmaright.ca/wp-content/plugins/super-forms/uploads/php/files/m1k0lda3dvmu6sr28ou13n4tqc/xajipoxakizogakaxolanolo.pdf
- https://aterhesseg.com/up_image/file/1893241047.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160d9584e70a94---57820534541.pdf
- http://taborcapitalpayment.com/clients/d/d0/d0a3925ee25d0adc8806453b18bccccc/File/sefoxepara.pdf
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/f26912dc14cb27eccfdfc1696d88f557/vifinar.pdf
- http://www.suffaheducation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abef0910f51---62159647279.pdf
- http://asremajazi.com/uploads/files/mizagolugonagixogusoradul.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e09dbb4562---88250888307.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=mission+and+vision+as+a+teacher
- 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_off0000e269.bin3efaabc87e0312904990fdb5d252b4f4efd24cee39b99201472632442cbc8acf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE269 | 10480 bytes |
font_01_sfnt_off0000fa2e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA2E | 16792 bytes |
font_02_sfnt_off00011240.bin30308d9c4cf0b2cb20e0de9ee0167d7347c8d8bd700429073779a7ba7a0e3a51 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11240 | 16536 bytes |
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