MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple links to external websites, many of which are hosted on compromised WordPress sites, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of numerous links and the overall detection profile point to a phishing or downloader attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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.
-
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.
-
Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://synerhu.ru/uplcv?utm_term=post+office+exam+model+question+paper+with+answers+pdf+in+english PDF link annotation
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16070859fd3f15---84979116266.pdfIn PDF document text
- http://madveras.com/ckfinder/userfiles/files/pifuvifopuxijajuvom.pdfIn PDF document text
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a41add060d4---bamutelogimusal.pdfIn PDF document text
- http://vattucongtrinh.com/userfiles/file/30453643147.pdfIn PDF document text
- http://cornucopiafrederick.com/uploads/files/31363947364.pdfIn PDF document text
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/160939fb012159---juvaposesuvoruxe.pdfIn PDF document text
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/9anki9smsl718gk67rvbphtfv9/ruveb.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160a8cfad3e67b---92762643221.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/rerazupowube.pdfIn PDF document text
- https://iominneapolis.com/wp-content/plugins/super-forms/uploads/php/files/c0ce49d959e4c939580076b82e5194a7/fitavunew.pdfIn PDF document text
- https://lentes123.com/aym_image/files/ratiwo.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/317ec9dcc1479c7eef4204d96d1987a7/sagapefegux.pdfIn PDF document text
- http://burelomdo.com/ckfinder/userfiles/files/kusaditajebok.pdfIn PDF document text
- https://www.burit.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c84ea86ffaa---xusabujiwexipomukepin.pdfIn PDF document text
- https://moto-trend.cz/public/files/fck/file/nerumixopireruresorexinu.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad84fd74c43---93046051623.pdfIn PDF document text
- http://residenceraffaellotorino.com/userfiles/files/4043965240.pdfIn PDF document text
- https://mamotato.ro/userfiles/file/51548967583.pdfIn PDF document text
- http://stpetersame.com/clients/9/91/91902b33218228c9a3691be2563b71f1/File/lesaporulileluto.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/aad47c68f104967009a1e0629b100e41/37731414060.pdfIn PDF document text
- https://red-adlay.com/upload/files/6146862538.pdfIn PDF document text
- http://dalaichau.com/files/wuzosujorixamufonuje.pdfIn PDF document text
- https://marksiegeldds.com/wp-content/plugins/super-forms/uploads/php/files/64a0da5f96bb1219c03077ab439232d7/xoxapew.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/160ab92fdc5e90---demopakotef.pdfIn PDF document text
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab558866dc9---galudepusonuzoretol.pdfIn PDF document text
- https://youstore21.com/wp-content/plugins/super-forms/uploads/php/files/4ba771d4de326f4eba2bedef10bccb89/2113096460.pdfIn PDF document text
- 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_off0000fecf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFECF | 11500 bytes |
SHA-256: eb5cf8c76ecb36987764f7dd01f849ae4123f751075628983533c343900a0e7d |
|||
font_01_sfnt_off0001196e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1196E | 17448 bytes |
SHA-256: 074dcd276c969571fd2b4b56dc083d780e6763c6c142a4f05a38979fb13250e1 |
|||
font_02_sfnt_off00014749.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14749 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.