MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, suggesting a link farm designed to redirect users to malicious content. The `utm_term` parameter in one URL indicates a lure related to employee shift schedules.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://agnieszkapawlik.com/userfiles/file/8604118304.pdf In PDF document text
- https://aljuboori.com/userfiles/files/xiwefexaroru.pdfIn PDF document text
- http://wuxihemei.com/ckfinder/userfiles/files/20210612_205434.pdfIn PDF document text
- http://sns.hu/_user/file/88076234596.pdfIn PDF document text
- https://marljivo.hr/UserFiles/files/getawujamuso.pdfIn PDF document text
- http://pogologistics.com/ckfinder/userfiles/files/29014013432.pdfIn PDF document text
- https://jodhpurtravels.com/nbloom/fckuploads/file/ruxavujomafu.pdfIn PDF document text
- https://swift-tw.com/lcc/upload/files/37785778205.pdfIn PDF document text
- https://www.weldcor.ca/public/ckfinder/userfiles/files/wejexuvekudobako.pdfIn PDF document text
- http://tipiland.net/upload/file/86827423740.pdfIn PDF document text
- http://skrabl.pl/www/rpbd/fck/file/31429974824.pdfIn PDF document text
- http://modern-pro.ru/files/file/sudexag.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/5af0135a51470b9780776183d2140a3e/85992013633.pdfIn PDF document text
- http://divapharma.com/uploaded/file/ruxugakofamemo.pdfIn PDF document text
- http://riskhedgetech.com/uploaded/file/1758267326104abc290d3f.pdfIn PDF document text
- https://purmoradiatoriai.lt/images/files/xoxatupufejisitig.pdfIn PDF document text
- https://aksukartela.com/images_upload/files/39886112646.pdfIn PDF document text
- http://www.everhouse.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160c2552b44759---78984571415.pdfIn PDF document text
- http://kaztelcom.kz/ckfinder/userfiles/files/44343860590.pdfIn PDF document text
- https://lion-trading.co.uk/wp-content/plugins/super-forms/uploads/php/files/nmqo2g0ko65hgttrrmu87josbr/bomuvodunifafasude.pdfIn PDF document text
- http://xn--szabowski-tub.pl/userfiles/file/78770017076.pdfIn PDF document text
- http://riskhedgetech.com/uploaded/file/93037866960d46b0a40de3.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=free+weekly+employee+shift+schedule+templatePDF 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_off0000d4f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4F3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ed0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED0A | 11148 bytes |
SHA-256: 74d7832089b22f645ba92b5d3bfb5e51154eef33794681b56e5b67903284926f |
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font_02_sfnt_off0001072c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1072C | 15984 bytes |
SHA-256: f1129935ed159ce7b2967b9390b6b841d95d9ce1175d09190f3ec6a6b17292f5 |
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