MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a ML classifier and ClamAV, indicating malicious content. It contains numerous embedded URLs that point to compromised CMS uploads and disposable hosting, suggesting a link farm or redirection scheme. The presence of these links and the overall structure strongly indicate an attempt to direct users to potentially harmful external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://arisutour.com/ckupload/files/walagibuxaxixibo.pdf In PDF document text
- https://gbp.dropship-online.com/userfiles/files/68577675278.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161421573a283f---buvoxofipuxa.pdfIn PDF document text
- https://fetogram.com/images/upload/files/lafatomalutigedemovusib.pdfIn PDF document text
- http://donghozibistore.com/luutru/files/fokitenulewineneduvab.pdfIn PDF document text
- http://sinoorchids.com/image/file/63841530791.pdfIn PDF document text
- https://mailing.crpm.ch/ck/ckfinder/userfiles/files/jatilogifulanugogivuko.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/lasipa.pdfIn PDF document text
- http://sin-hua.org/userfiles/jonagesexidapekoza.pdfIn PDF document text
- https://ever.dacola.com/upload/files/7311076948.pdfIn PDF document text
- http://happyland-nsk.net/ckfinder/userfiles/files/44641482426.pdfIn PDF document text
- https://henseltech.cz/userfiles/file/60377006536.pdfIn PDF document text
- http://sriagasthiyarastro.com/FCKeditor/userfiles/file/bojerikaxibuvilinefuw.pdfIn PDF document text
- https://nhomphuongnam.com/upload/files/dolikunoponipi.pdfIn PDF document text
- http://nguyenthaotech.com/upload/files/67531975519.pdfIn PDF document text
- https://khabul.mn/mmpa/userfiles/files/wutana.pdfIn PDF document text
- http://meubelenindex.nl/images/uploads/46465650019.pdfIn PDF document text
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/89621ca66db0507648b6ff33530fc648/jezuvuxotemidavejelo.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613638f22886a---jawis.pdfIn PDF document text
- http://chistogood.ru/admin/ckfinder/userfiles/files/wodagavesefisegunaxanizev.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/161308521864ca---74476991487.pdfIn PDF document text
- http://ildungrice.com/fileupload/fckeditor/file/vovumusogepogiganekimowej.pdfIn PDF document text
- http://marinapogon.pl/upload/file/66821954449.pdfIn PDF document text
- http://backupcenters.com/userfiles/file/xawelifubiwalemet.pdfIn PDF document text
- http://ymjgolf.com/file_media/file_image/file/mapugod.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=choices+stories+you+play+mod+apk+unlimited+keys+and+diamondsPDF 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_off0000b518.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB518 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cd2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD2F | 11116 bytes |
SHA-256: 204837528d1d8eaf135ccfdf1bed0cd35a3e1191bb0be527b02f06de249e38b4 |
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font_02_sfnt_off0000e701.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE701 | 16400 bytes |
SHA-256: a37f4300afb5134f5e8cce3751b378520c456010db338e49c7cb08d9157b39fb |
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