MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised websites and disposable hosting, characteristic of a link farm used for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613ae7764844f---90534600144.pdf In PDF document text
- https://sapthagireesyathra.com/userfiles/file/43907446782.pdfIn PDF document text
- https://armature.ir/cache/fck_files/file/vewakelozasiw.pdfIn PDF document text
- http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/161394af41bc92---35685431085.pdfIn PDF document text
- https://b7b.reviewz.eu/app/webroot/files/userfiles/files/2885654518.pdfIn PDF document text
- http://change4best.ru/upload/file/6660003595.pdfIn PDF document text
- http://bachova-terapia.sk/images/file/nonoranavobezowugoxavar.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/1613fb89fe9d6a---26209338334.pdfIn PDF document text
- https://bloomland.com/sites/bloomland.com/files/dumirelibojipodorak.pdfIn PDF document text
- https://jajugroup.com/ckfinder/userfiles/files/57368731332.pdfIn PDF document text
- http://pphjako.pl/userfiles/file/vivezujiloxenozinazugixu.pdfIn PDF document text
- http://jikaramen.com/uploads/files/temuwi.pdfIn PDF document text
- http://robwalker.net/fckupload/file/xitovoxirawidadisibera.pdfIn PDF document text
- https://mikludava.lt/images/files/47389906567.pdfIn PDF document text
- http://www.chubsorn.com/file/files/89343524232.pdfIn PDF document text
- https://bhopalliteraturefestival.com/mpsdp/uploads/files/3378067666.pdfIn PDF document text
- http://studiosantomauro.it/userfiles/files/gusameligizijudagijujofol.pdfIn PDF document text
- http://22vek-omsk.ru/fck_editor_files/files/70878369744.pdfIn PDF document text
- https://stollerco.com/testingsites/advantage_aviation/assets/media/file/wimozepoxutofuv.pdfIn PDF document text
- https://rallstarawards.us/nbloom/fckuploads/file/fudazeroxewan.pdfIn PDF document text
- http://meble-tk.pl/userfiles/file/38908766750.pdfIn PDF document text
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/vl3704sihnf5h4vukcfduf4jpv/dajoka.pdfIn PDF document text
- http://goldendazzle.com/upload/quangtri/files/52044785319.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=house+flip+mod+apk+unlimited+moneyPDF 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_off0000dd7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD7E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f595.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF595 | 10856 bytes |
SHA-256: 743c9a0492aac3026316ce9bf3bae58443aba98eb87dc76b32cd720f1a2cb579 |
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font_02_sfnt_off00010eaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EAA | 19428 bytes |
SHA-256: 020d78f85a4e5870f1bb59c5d362ffe4cd6e744435faefe883d7a4193ea5311e |
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