MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting it functions as a link farm to distribute malicious content or phish users. While no scripts were directly extracted, the PDF structure and embedded URLs are indicative of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9628
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://www.tenniscanberra.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bc59c4b5a5c---fujewi.pdf In PDF document text
- https://nstyapi.com/resimler/files/82858527891.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ede5da8ed31---54874071283.pdfIn PDF document text
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0eb08f28df---zigabopukosuzivojo.pdfIn PDF document text
- http://biswasi.com/userfiles/files/18389190976.pdfIn PDF document text
- http://policylic.com/uploads/files/vamukiderafem.pdfIn PDF document text
- http://ceresasrl.it/userfiles/files/63458480000.pdfIn PDF document text
- http://goodslib.com/userfiles/files/72300693204.pdfIn PDF document text
- https://xenang-mitsubishi.com/fckupload/file/5696205845.pdfIn PDF document text
- http://www.derbysignandgraphics.com/uploads/file/nidozagatupimokizunep.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/56da1a4366fa1fd95c56bc276d9c8f80/23559368826.pdfIn PDF document text
- https://acryl-bg.com/userfiles/file/sadisododare.pdfIn PDF document text
- http://project-lovcen.me/userfiles/file/xabowirofegabat.pdfIn PDF document text
- http://atomleasing.ru/media/File/55718856176.pdfIn PDF document text
- http://adamshs-pdx.com/clients/d/d3/d3c120c733f7363e2cdaef2cff5f3687/File/52387305878.pdfIn PDF document text
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba19f22d566---44326228501.pdfIn PDF document text
- http://rencontres-icare.org/userfiles/file/zawobujulupe.pdfIn PDF document text
- http://www.adarshvidhyasankul.org/userfilesfile/gekogaxomoroturomawi.pdfIn PDF document text
- http://www.tenniscanberra.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c2b1a400410---butupotunivulak.pdfIn PDF document text
- https://www.dynasil.com/wp-content/plugins/super-forms/uploads/php/files/01c67c247419f2ac5a36b52df1988dfa/pumogogit.pdfIn PDF document text
- http://compow.net/ckfinder/userfiles/files/5280954081.pdfIn PDF document text
- https://www.emma-solutions.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607ccc88f35a4---53974913630.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=zong+free+internet+gift+code+2019PDF link annotation
- 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_off0000e29f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE29F | 17600 bytes |
SHA-256: f84723fa845bca91052b7a1d6468e6fb93b1f988169100cbb94c9316baf147ec |
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font_01_sfnt_off00011149.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11149 | 10700 bytes |
SHA-256: 469b2a7c0f46f135eac272cd918a81e00c4aaaf465e48fd36cca153c478fd180 |
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font_02_sfnt_off000129e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129E6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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