MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV specifically identifying it as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads, suggesting a phishing or redirection scheme. While no scripts were explicitly extracted, the nature of the PDF and its embedded links strongly indicate it's part of a phishing campaign, likely attempting to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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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://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613b7bc1a6096---23170633562.pdf In PDF document text
- http://mcutech.net/files/fevinikitimonekezut.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/497d8159571f5abfebafacfeaf2e8642/38703841239.pdfIn PDF document text
- https://dptech.vn/uploads/files/32755722622.pdfIn PDF document text
- http://www.badischer-kunstverein.de/ckfinder/userfiles/files/81016244610.pdfIn PDF document text
- http://chaputlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/fenudukatozezutidazovar.pdfIn PDF document text
- http://yogaschoolofkerala.com/photos/editor/files/zobekofojuxazijif.pdfIn PDF document text
- http://efuturesthai.com/uploads/file/42519696561.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/d92d64a02efa0e389d89d10bd3e0a35a/65161317443.pdfIn PDF document text
- http://changwontour.kr/FileData/ckfinder/files/20210902_FF48FDC3F0088DE6.pdfIn PDF document text
- http://mvpbuilding.com/userfiles/file/25070861043.pdfIn PDF document text
- https://www.channeloflove.com/ckfinder/userfiles/files/45299141608.pdfIn PDF document text
- http://ikkosushi.com/uploads/files/19693418674.pdfIn PDF document text
- http://cungcapluonech.com/upload/files/wedatakejoteje.pdfIn PDF document text
- http://giayviettri.com/img-ftec/files/selofidosewuvunurev.pdfIn PDF document text
- https://trinityautorepairs.com/uploads/files/pokogukegirasuxanikukesix.pdfIn PDF document text
- http://61kidsclub.com/userfiles/file/wasaguzevofugetakazotasuv.pdfIn PDF document text
- http://hrzservices.com/uploadfiles/file/39096019409.pdfIn PDF document text
- http://iccarrentals.com/files/file/80539907458.pdfIn PDF document text
- http://autosvilar.com/uploads/ckfinder/files/nifowiwarufitog.pdfIn PDF document text
- https://www.frontiermea.com/sites/all/libraries/ckfinder/userfiles/files/71858723021.pdfIn PDF document text
- https://holcom-wd.holcom.vn/webroot/img/files/rijunuxetopep.pdfIn PDF document text
- https://canoe.ro/Extras/ckfinder/userfiles/files/vepexodoposamamipe.pdfIn PDF document text
- https://sluganarodu.org/userfiles/files/44373230962.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=tom+and+jerry+night+before+christmas+full+episodePDF 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_off0000da50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA50 | 18364 bytes |
SHA-256: d0f521bc9b0986c45f78adc69594f0a3afc399acb2b34ff599b9bd45d023fcf1 |
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font_01_sfnt_off00010a09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A09 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012220.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12220 | 11512 bytes |
SHA-256: 452ec696a3be3b01e75e3a99c4b8b196ebe87b2207b8736018e48fa1630b0dc5 |
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