MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains a link farm directing to multiple external URLs, some of which are hosted on compromised WordPress upload directories, suggesting a phishing or malware distribution attempt. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://dom4m.de/userfiles/files/32558585468.pdf In PDF document text
- http://ihdbd.org/upload/files/17451329945.pdfIn PDF document text
- https://fasleh.net/Files/files/21645786578.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16152f83f6aec6---41959643343.pdfIn PDF document text
- http://studioghittigargnano.com/userfiles/files/64045145067.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/d8287f405ee0e60d421be8dcca560e1d/4024218007.pdfIn PDF document text
- http://www.ih-consultant.com/ckfinder/userfiles/files/numematifowerera.pdfIn PDF document text
- http://railwaysrailroads.com/upload_files/files/567047330.pdfIn PDF document text
- https://dafelia.com/files/11103240913.pdfIn PDF document text
- http://kalikraft.com/images/file/57222509098.pdfIn PDF document text
- https://deltagroup.bg/uploads/file/kikabuvufipopan.pdfIn PDF document text
- https://idd.no/ckfinder/userfiles/files/jalalugukisapebuvepitav.pdfIn PDF document text
- http://dar-tom.pl/userfiles/file/62444482964.pdfIn PDF document text
- https://niboparis.com/upload/fckeditor/file/1631419745_1.pdfIn PDF document text
- http://marcth.pl/media/fck/file/81859853202.pdfIn PDF document text
- http://usefchina.com/uploadfile/file///2021092218302677.pdfIn PDF document text
- http://cioccolatogallucci.it/userfiles/file/virizo.pdfIn PDF document text
- http://aroma-es.red/yamituki-n/uploads/files/17314897417.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/839a66e142ad1e3b0ce35854d23555fd/lolasaxot.pdfIn PDF document text
- http://regmac.net/userfiles/files/timepatujemedojegupuzefem.pdfIn PDF document text
- https://infypos.com/infyposcms/media/botasopi.pdfIn PDF document text
- http://snap-drone.com/userfiles/file/notipinubinolud.pdfIn PDF document text
- http://wsospice.org/uploads/userfiles/file/file/lozasuxetanina.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=step+by+step+normalization+example+pdfPDF 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_off0000c921.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC921 | 11152 bytes |
SHA-256: 4ad76480dfcef69fdb4f5d674f4d377f80929c37067a3266af4ae99578a6c086 |
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font_01_sfnt_off0000e2fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2FC | 17616 bytes |
SHA-256: f1b0315916a16136f08f03e6f39b32f2794191dbf517e2bc420302ad217d2c45 |
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font_02_sfnt_off00011093.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11093 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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