MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The primary purpose appears to be directing users to malicious or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://daydreamspin.com/userfiles/file/gasitewiz.pdf In PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/f51d00242470b0ebac2347ab6e66c3e8/geguxodivunu.pdfIn PDF document text
- https://akproauto.net/nbloom/fckuploads/file/sodamenoxuxezofuxelij.pdfIn PDF document text
- http://www.medic-pneumolog.ro/fisiere/file/71200811992.pdfIn PDF document text
- http://xn--80adic7alej3d.xn--p1ai/userfiles/file/61135120453.pdfIn PDF document text
- https://reklama71.ru/upload_picture/17155167781.pdfIn PDF document text
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/16130581d85291---42636821086.pdfIn PDF document text
- http://uptindia.com/newsimages/file///27508923658.pdfIn PDF document text
- http://petswithlove.com/cvsprojects/SSK/Source/2.0.0/images/files/xolokajelutarobe.pdfIn PDF document text
- http://baoveantam.org/upload/files/nimugexufavuto.pdfIn PDF document text
- http://alajwakh.com/uploaded_files/userfiles/files/tefopigifirefov.pdfIn PDF document text
- http://metalzilembo.it/userfiles/files/xuvavowaropujabiti.pdfIn PDF document text
- http://imssp.by/data/images/fxeditor/file/93824475440.pdfIn PDF document text
- http://www.anieliasfx.com/uploads/textareas/file/fidafalefe.pdfIn PDF document text
- http://pension-erlkoenig.de/img/editor/file/tadarorovofe.pdfIn PDF document text
- https://panificioilcavaliere.it/userfiles/files/nagulirexa.pdfIn PDF document text
- http://hmed.vn/upload/files/voxadudavakovesabemovara.pdfIn PDF document text
- http://barefoot.pl/userfiles/file/sajobemotepaf.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136581a6a4c1---fulopomurivipazufigos.pdfIn PDF document text
- http://svb-volleyball.de/userfiles/file/kumaliv.pdfIn PDF document text
- http://www.icf-plant.com/files/file/lorudomir.pdfIn PDF document text
- https://aawyx.com/sites/default/imageuser/file/41713241319.pdfIn PDF document text
- http://studiogalata.it/userfiles/files/dabefimulijaz.pdfIn PDF document text
- https://rosenstein.lu/userfiles/files/30411794299.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=how+do+i+change+my+font+on+my+android+phonePDF 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_off0000ddcc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDCC | 18180 bytes |
SHA-256: 5a828f7dc4b88d2bd16e75ff1c315f466ddf8a704f05e17228b9bfb6b1e8381f |
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font_01_sfnt_off00010c95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C95 | 11044 bytes |
SHA-256: 209d2177b58c5d439863f90c55f9c9be5d11eec4fb5b4fb7b88510d43ae596b1 |
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font_02_sfnt_off000125ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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