MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or link farms. Heuristics indicate a high likelihood of malicious intent, with ClamAV specifically flagging it as a Pdf.Phishing.Trojan. The presence of compromised CMS upload links and a link farm on disposable hosting suggests an attempt to lure users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
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://orosweb.hu/ckfinder/userfiles/files/mifufiwopagob.pdf In PDF document text
- https://iva-vietnam.com/userfiles/file/60607776906.pdfIn PDF document text
- http://quaretti.it/userfiles/files/lunopapad.pdfIn PDF document text
- https://zweefvlieg.net/userfiles/file/sigaxodixe.pdfIn PDF document text
- http://krakow4you.pl/krakow/files/40650837446.pdfIn PDF document text
- https://terracetemayonetim.com/upload/ckfinder/files/95772547981.pdfIn PDF document text
- http://linker-apps.com/files/fewulu.pdfIn PDF document text
- http://agriturismolionsfarm.it/userfiles/files/vumepezezoxoposoweremaz.pdfIn PDF document text
- https://jatransfer.com/userfiles/file/66337815936.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16135bb6612845---tivigetizataxirotibapaxi.pdfIn PDF document text
- https://akonis.ch/userfiles/files/97664650692.pdfIn PDF document text
- https://tekartltd.com/upload/files/28767337474.pdfIn PDF document text
- https://riminabda.sk/userfiles/file/kitojegeboxarupe.pdfIn PDF document text
- http://duplisite.com/userfiles/file/27402157259.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/1613676ed30a24---notubatenoragari.pdfIn PDF document text
- http://zsmnowakowski.pl/userfiles/file/70125818034.pdfIn PDF document text
- https://x-leather.com/radsportfiles/file/duweza.pdfIn PDF document text
- http://drivescuolaguida.it/userfiles/files/lajawezum.pdfIn PDF document text
- http://kotrackusa.com/fckedit_file/file///20210902_15_21_13.pdfIn PDF document text
- http://mavelikaradiocese.org/rapha/ckfinder/userfiles/files/16931501213.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/161314e1adc59b---votuvesoxirire.pdfIn PDF document text
- https://domilot.com/uploader/files/55382122886.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/vjthfhdgo9v25kpo7nri06i374/36561045052.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=download+machinarium+for+androidPDF 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_off0000af05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF05 | 10532 bytes |
SHA-256: 3faab82002ab1b3a04f2cb1e75dc50b9182ee57099d9e6b51a7b609b90a195d5 |
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font_01_sfnt_off0000c6c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6C0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ded2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDED2 | 14464 bytes |
SHA-256: f0b38f41fe8f01d911997126080af8b000e8a02525bbd9a5e82dab88f4a06039 |
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