MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains numerous embedded URLs, many of which point to compromised websites or disposable domains, indicating a link farm designed to lure users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://smidgel.ru/uplcv?utm_term=phone+clone+redmi+note+9+pro PDF link annotation
- https://groupburuemas1.com/contents/files/didavu.pdfIn PDF document text
- http://skinct.com/upload_file/file/Fl202109011052107730.pdfIn PDF document text
- https://kristaldicarlo.com/userfiles/file/vikuzolobodiw.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/9232822951f48cf07e7cf199e8110ff0/33794449419.pdfIn PDF document text
- https://dolmalatrek.com/userfiles/file/55163568265.pdfIn PDF document text
- https://bywuf.org/upload/editor/files/97408350077.pdfIn PDF document text
- https://0286869143.com/editor_images/files/pixubezitemuminufudibak.pdfIn PDF document text
- http://energy-labels.com/userfiles/file/varatanazis.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/badoroxukesigunune.pdfIn PDF document text
- https://hoavily.com/uploads/files/ziduzijamibusomigidebil.pdfIn PDF document text
- http://crabandclaw.com/uploads/files/67218539404.pdfIn PDF document text
- http://hzzxtl.com/UploadFile/file/20210904205130622.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/161374be0d2852---pomed.pdfIn PDF document text
- http://snbedu.com/uploadfile/file///2021090906330762.pdfIn PDF document text
- http://cuanhuadanang.vn/uploads/image/files/xokofamusaselotogiv.pdfIn PDF document text
- http://poiskvod.ru/images/file/15495213008.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138c308e5ed1---mejoletigazifemepunuse.pdfIn PDF document text
- http://myoffice2561.sesao33.net/UserFiles/File/19105029326.pdfIn PDF document text
- http://location-appartement-venise.com/italie_documents/files/68174023670.pdfIn PDF document text
- http://studiozoppini.com/userfiles/files/95603441438.pdfIn PDF document text
- http://metamorfozyayincilik.com/userfiles/file/18473081999.pdfIn PDF document text
- https://lacausedeslivres.com/userfiles/file/73048846217.pdfIn PDF document text
- http://muntepa.com/userfiles/files/95858604863.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_off0000b147.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB147 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c959.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC959 | 15464 bytes |
SHA-256: 36202971cb38806f91dffa8e41993b8f09515e1cbf86ecfd8694e8cbb732c33f |
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font_02_sfnt_off0000f0a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0A5 | 10620 bytes |
SHA-256: b64f8b72d6dd23a0e601b0d0b2dcf1a2cd38bb66386e52b26ed86f7fa899fe15 |
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