MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to multiple compromised or disposable hosting sites. The embedded URLs, such as 'https://drafthe.ru/uplcv?utm_term=how+to+crash+a+computer+permanently+without+anyone+knowing+how', suggest a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://drafthe.ru/uplcv?utm_term=how+to+crash+a+computer+permanently+without+anyone+knowing+how PDF link annotation
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131d3e0741fb---benaxu.pdfIn PDF document text
- https://ostrichtours.com/ckfinder/userfiles/files/80826793321.pdfIn PDF document text
- https://viadagio.be/userfiles/file/68981812908.pdfIn PDF document text
- http://varadimasszazs.hu/uploads/files/sexerawowejafusalu.pdfIn PDF document text
- https://cottingham-group.com/cufiles/files/60352299804.pdfIn PDF document text
- http://tiendanatacion.com/noticias/files/tujosebi.pdfIn PDF document text
- https://tlkingatlan.hu/kepek/other/file/43539018058.pdfIn PDF document text
- https://itscebu.com/upload/file/20210910043732.pdfIn PDF document text
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16131652f2b1e8---renifapagikukuvanakidev.pdfIn PDF document text
- http://union-montage.pl/userfiles/file/29359966866.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/96951653119.pdfIn PDF document text
- https://kuni.ro/app/webroot/files/userfiles/files/1961661902.pdfIn PDF document text
- http://marcuspietrek.de/MARCUS/files/file/kilidurokenum.pdfIn PDF document text
- https://ichapps.com/ichapps/ckeditor-ckfinder-integration/uploads/files/87429989679.pdfIn PDF document text
- https://charlesstreetvideo.com/userfiles/file/fokunirenupeduwolazo.pdfIn PDF document text
- https://binhruamuinanobac.com/wp-content/plugins/super-forms/uploads/php/files/qev2t1btm9jp1nrarhe6ha3mtf/giliwujiragezugetep.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/ris75bdeddmaorjdcg0kh5tqd4/24849042711.pdfIn PDF document text
- http://kemmurad.com/webroot/img/files/30563528311.pdfIn PDF document text
- http://panziofabian.hu/fck_kepek/3687291767.pdfIn PDF document text
- http://evevoyance.fr/adh/.-/file/57250180109.pdfIn PDF document text
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/243bp5kb99aqukcs8i6hvuvo09/46916467173.pdfIn PDF document text
- http://scherzerpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/lisatulalej.pdfIn PDF document text
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138fba929998---xafumupisigepememu.pdfIn PDF document text
- http://laserinnsbruck.com/static/pipefofudelag.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_off0000d38c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD38C | 11204 bytes |
SHA-256: 8c48b7ef10812813dd24b4c7b564709a063e0958195c152d92856840d5fba2d4 |
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font_01_sfnt_off0000eda2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA2 | 15884 bytes |
SHA-256: 1179b10a285f81c3d45096d6cb3d7bb4e40b9b6436364fe0f3f39043b44a7e62 |
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font_02_sfnt_off0001167f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1167F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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