MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ClamAV and an ML classifier, indicating it is likely a phishing or trojan delivery mechanism. The PDF contains numerous links, many pointing to disposable hosting or compromised CMS uploads, suggesting a link farm or redirection scheme. The presence of external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic strongly support this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://playworkspartnership.ca/sites/default/files/file/wubugagonifalazov.pdf In PDF document text
- https://khonggiansachhanoi.vn/uploads/files/71119446732.pdfIn PDF document text
- http://xn----7sbbgprpk7biiq.xn--p1ai/admin/ckfinder/userfiles/files/28621095581.pdfIn PDF document text
- http://nuuts.mn/uploads/assets/3709999943.pdfIn PDF document text
- http://agama-rc.com/upload/files/64305649612.pdfIn PDF document text
- http://xn--80aaaghhaztbcd1agjgbccsgfftf.xn--p1ai/pict/file/30884269316.pdfIn PDF document text
- http://j1medical.com/uploaded/file/jetarexekikolefelarodipum.pdfIn PDF document text
- https://lolakarimova.uz/ckfinder/userfiles/files/60727486965.pdfIn PDF document text
- https://phoenixknights.co.uk/wp-content/plugins/super-forms/uploads/php/files/f3e040b6b22d322e3888e47d73f657a1/84104504606.pdfIn PDF document text
- https://olajpark.hu/files/files/jivewibevidi.pdfIn PDF document text
- http://olsztyntransportmedyczny.pl/userfiles/file/banofenulorotodi.pdfIn PDF document text
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/e3beafd8cae39ac126d57799bbc05350/1685219924.pdfIn PDF document text
- http://www.bash.cl/media/file/mitiruvejilusumejovosa.pdfIn PDF document text
- http://www.ebsjosepirosamaria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d835aaa168---potowokuxop.pdfIn PDF document text
- http://montoaneli.com/ckfinder/files/kekebafawepibikulakuv.pdfIn PDF document text
- https://rakbah.healthybitespk.com/alpha/ckfinder/userfiles/files/41108243219.pdfIn PDF document text
- https://nabijdefossa.nl/upload/files/wojaxawisorab.pdfIn PDF document text
- http://spadhotel.com/basefile/spadhotelcom/files/vadufezumitozi.pdfIn PDF document text
- https://hgb.se/filer/file/46040511294.pdfIn PDF document text
- http://modern-pro.ru/files/file/pimome.pdfIn PDF document text
- http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/1cd51d5839126d499976660f69270e84/vegesevimew.pdfIn PDF document text
- https://kubermatkaplay.com/ckfinder/userfiles/files/molasixoroxedojesagir.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/161416761e3c99---vamatinelejujif.pdfIn PDF document text
- http://locke-3c.tw/uploads/files/202109151411528255.pdfIn PDF document text
- http://www.physedu.in/newsite/userfiles/files/95693519664.pdfIn PDF document text
- http://teamtrinity.net/trinitya/file/22286440027.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=pubg+mobile+server+freeze+hackPDF 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_off0000cf47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF47 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e759.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE759 | 17960 bytes |
SHA-256: 80ddec6611d998d5a49cd1c9512d63accb7aa48777c85e89f6bd9f9c9ccd16b6 |
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font_02_sfnt_off0001163a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1163A | 11040 bytes |
SHA-256: 2db080fe1396ad9a95b90f7b283c0f9ffd963e229e749a0134c1cc4fb49b7172 |
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