MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links, many pointing to compromised websites or disposable hosting, characteristic of a link farm designed to redirect users to malicious content. The presence of external URIs and link farm indicators suggests an attempt to distribute malware or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://sunriverps.com/data/editor/file/19059396961.pdf In PDF document text
- http://nguyenphat.com/public/default/ckeditor/files/xutinegofavazam.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/6lupql1nc0ua19ecsn81dfov40/59617312944.pdfIn PDF document text
- http://lltsg.com/uploadfile/file///2021090303445147.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/1612ff7db5394e---79538127279.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/161416cbf7f384---mivinetukimujupazajew.pdfIn PDF document text
- http://bantinnhadat.com/users/files/kuvubexajogafan.pdfIn PDF document text
- https://bwhe.in/ckfinder/userfiles/files/mapikaxogemeje.pdfIn PDF document text
- http://kawana.tech/userfiles/file/66834097909.pdfIn PDF document text
- http://nwatchonline.org/userfiles/file/sosixumigetulevebivukefow.pdfIn PDF document text
- http://kriosispl.com/cote_dor_import/admin/ckfinder/userfiles/files/wetedemozededijer.pdfIn PDF document text
- http://honyi.tw/ckfinder/userfiles/file/gofudagatabu.pdfIn PDF document text
- http://sooclose.eu/upload/File/gezawipesokeloxipabesupa.pdfIn PDF document text
- http://wawa757.com/uploads/files/31372633769.pdfIn PDF document text
- http://rpsbchamber.org/editorData/file/10837177396.pdfIn PDF document text
- http://cameralehiep.com/hinhanh_fckeditor/file/41908558894.pdfIn PDF document text
- https://gilboamedia.com/userfiles/file/81701217854.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/smhitsq5ef30c7grclge80jj43/domawebawof.pdfIn PDF document text
- http://kingsap.com/file_media/file_image/file/50095972823.pdfIn PDF document text
- https://gplacestracker.com/userfiles/file/gawesoxo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=android+gta+3+downloadPDF 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_off0000af1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF1F | 14336 bytes |
SHA-256: e04baa9faacd2723999b86cb529f7bd7ff3e99a6875d326a89dbcfe46c448611 |
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font_01_sfnt_off0000d332.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD332 | 10364 bytes |
SHA-256: ad2b82995405c2a0335e9d9c8ba7d60ce2778f6716baec2cbfb7e0d879764423 |
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font_02_sfnt_off0000ea93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA93 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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