MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated maliciousness. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated and unreadable, providing no direct clues to its intent beyond the heuristic findings.
Machine Learning
- Nyx PDF Classifier malicious score 0.5131
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://www.escon.it/wp-content/plugins/super-forms/uploads/php/files/457412a7b7cac6563b22975563120bcf/zejimegeninotubewasejiz.pdf In PDF document text
- http://twtipa.com/upfile/files/2021/06/19/21029000990.pdfIn PDF document text
- https://qualitymattressfactory.com/admin/userfiles/file/wijekejatobofetof.pdfIn PDF document text
- http://rollfactorytogo.com/uploads/files/vuruvotaj.pdfIn PDF document text
- http://laiyi-art.com/userfiles/file/56681140608.pdfIn PDF document text
- http://starke.ca/clients/84205/File/53122213636.pdfIn PDF document text
- http://bbdecontra.com/userfiles/files/setefopaxaliwaw.pdfIn PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/160ad18b88c7fc---28391892611.pdfIn PDF document text
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ff0c82758ab---lebaduserupusanonelotisu.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/ea67da84e4a907da76a5e79153c1bdfd/rukozawoxuvugir.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607247e48b2ec---dokuje.pdfIn PDF document text
- http://ergo-logo-bamberg.de/userfiles/file/tarutugakobewet.pdfIn PDF document text
- https://truck-diagnostic.ru/wp-content/plugins/super-forms/uploads/php/files/3483cdf81cc0939e6f2d3c3bed80e4b6/kugasagadigozisu.pdfIn PDF document text
- http://nwatchonline.org/userfiles/file/sapadolawidixigisiw.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dfb4740b47e---jibobakowikezelesejoxug.pdfIn PDF document text
- https://www.pal-kont.hu/wp-content/plugins/super-forms/uploads/php/files/438b8ef77136f55b7a971db339c2b7ba/luboxakurafasu.pdfIn PDF document text
- http://hyosangjo.com/userfiles/file/20210702034313.pdfIn PDF document text
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c37c051d84---zonegorara.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/fe4d7c2dc56cce47c4c4f6b7061c4f4e/91141804068.pdfIn PDF document text
- http://remobudostol.pl/pliki/78348397607.pdfIn PDF document text
- https://bodwellassociates.com/wp-content/plugins/super-forms/uploads/php/files/8037a91e40e210c0f8c5fa9da920a86a/55915638072.pdfIn PDF document text
- https://givemeit.ru/wp-content/plugins/super-forms/uploads/php/files/18841202607e4e167600d2159b33bceb/damotomemanafimonivuxaz.pdfIn PDF document text
- http://lagostena.it/userfiles/files/38777991562.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c26c1b23252---57893681972.pdfIn PDF document text
- http://kondicionery-dolgoprudny.ru/upload_picture/file/pilapita.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=minecraft+wii+u+custom+skins+downloadPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010292.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10292 | 10908 bytes |
SHA-256: d35955c2ad5e471f183522ee3c63969f497c67095353773f87e4d0706c6ed825 |
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font_01_sfnt_off00011be5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BE5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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