MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The file contains numerous links pointing to compromised WordPress sites and other disposable hosting, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of external URIs and link farms indicates an attempt to lead the user to a compromised or malicious site, likely for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
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 https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/04f7e870569670f813bc652dc280283f/30075733527.pdf In PDF document text
- http://humanitool.ru/userfiles/file/movufufomiki.pdfIn PDF document text
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/8jt09bc21nb9215opr5t1dsnh5/wasoraweliponowigad.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c113d14eb67---20515581721.pdfIn PDF document text
- https://agenciaboom.com/wp-content/plugins/super-forms/uploads/php/files/3frtu2a0vsaqvi6ac49b66et14/tupegaxevemujeb.pdfIn PDF document text
- https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160921d35b54fe---kejogijopinamon.pdfIn PDF document text
- http://hakkabrothers.com/userfiles/file///dijuzulosagewomalow.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad3b7841f9a---zedorud.pdfIn PDF document text
- http://interiorconsignments.com/media/file/vifuzovi.pdfIn PDF document text
- https://amenajarisiconstructii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160876fb55c64c---wenuwetisaronozeli.pdfIn PDF document text
- https://toskov-yordanov.com/userfiles/file/wuxevilafi.pdfIn PDF document text
- https://dineflon.com//files/gidab.pdfIn PDF document text
- https://xn--78-6kce7dfhb9dwb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e69d2c811f4ef078e45f8baf6e0e5ea3/lamidixezijasutafan.pdfIn PDF document text
- http://mamam.by/upload/File/file/ruwiteparebo.pdfIn PDF document text
- https://www.sblending.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607337768ea12---megixakikavo.pdfIn PDF document text
- https://ukdirectremovals.com/wp-content/plugins/super-forms/uploads/php/files/b69686d3aa7c0a9d213a74f102b4238a/felijibo.pdfIn PDF document text
- https://beaszemin.com/files/84303297247.pdfIn PDF document text
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6d8d2723a3---zozanibuvufi.pdfIn PDF document text
- http://ed-web.cz/userfilesfile/64633243126.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076850f1b439---julojumawuda.pdfIn PDF document text
- https://boumqueur-edition.com/upload/fckeditor/file/lesuzinuxamotivagipuw.pdfIn PDF document text
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/3b90623496dcfbe3f06bda5066360bd5/puvenetuloxet.pdfIn PDF document text
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607edfff9d086---58256418626.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608f27127fbfd---23145517721.pdfIn PDF document text
- http://rorolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jofatelojonate.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=hollywood+undead+new+empire+vol+1+downloadPDF 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_off0000d977.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD977 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f189.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF189 | 23500 bytes |
SHA-256: 20541410ca741ea148fb78e535ab4e470eb9430f44a999cddd5cb1881b3c0e97 |
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font_02_sfnt_off00012c9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C9A | 10696 bytes |
SHA-256: 9ee3e57214ccde1bd5de858d41493b67d81902b6cd52a570edd65f92ed405098 |
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