MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as a phishing trojan and ML classifiers indicated a high probability of maliciousness. It contains a large number of embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. The presence of these links and the overall structure strongly indicate a malicious intent to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 http://goldmustang.com/files/files/likijavigunewino.pdf In PDF document text
- https://gemicilojistik.com/userfiles/upload/file/jepixam.pdfIn PDF document text
- http://smartpaintingplus.com/userfiles/files/4565086711.pdfIn PDF document text
- http://gabident.pl/local/userfiles/file/20097383475.pdfIn PDF document text
- http://honeystraw.com/uploadfiles/file/kazageziwosazalilu.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/hkrnag2ru4cg5jd9tdcece7km1/givifesagonur.pdfIn PDF document text
- http://babamoleskine.com/files/file/nejanebifanedasanok.pdfIn PDF document text
- http://andreuma.madteam.net/ckfinder/userfiles/files/sixugiramatudeguwunas.pdfIn PDF document text
- http://e2ingenieros.com/ckfinder/userfiles/files/denanuwokubovipi.pdfIn PDF document text
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/161317ae723a19---7231771323.pdfIn PDF document text
- http://geometracosentino.com/userfiles/files/12613285240.pdfIn PDF document text
- http://hoteldarim.ir/basefile/hoteldarimir/files/19531738324.pdfIn PDF document text
- https://denizlihorozu.com/resimler/files/pofepujoji.pdfIn PDF document text
- http://zoscm.zohukum.com/ckfinder/userfiles/files/13801147477.pdfIn PDF document text
- https://contemporaryteas.in/admin/uploads/file/1141836816.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613857e1e3809---wovuxapezoro.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613730b6f3899---42505331226.pdfIn PDF document text
- http://gonzagafood.com/userfiles/files/3746608605.pdfIn PDF document text
- https://tootooair.com/FileData/ckfinder/files/20210905_21EE4AE3124A7003.pdfIn PDF document text
- https://viettincapital.vn/upload/files/mepotalatubasi.pdfIn PDF document text
- http://fcraregistration.com/UploadedData/file/2107001036.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/towakeku.pdfIn PDF document text
- http://zeminyerkaplama.com/upload/ckfinder/files/16215236451.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=how+to+view+ppsx+files+on+androidPDF 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_off0000d823.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD823 | 10736 bytes |
SHA-256: e4984bcb3e052f7b7c561abc42ffff37ed27ea4de3c8d0ef8f6628f0f25b9189 |
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font_01_sfnt_off0000f0f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0F3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010905.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10905 | 18068 bytes |
SHA-256: efeb2e1a14e020ab22a0beee9d5cec73826246733889e037c38dde5cd4e8c5fd |
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