MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics indicate the PDF contains a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution lure. The embedded URLs are likely part of a campaign to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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 http://sumisaedu.com/FileData/ckfinder/files/20210908_356B1B1BA8D6A5F0.pdf In PDF document text
- https://alusol-kw.com/ckfinder/userfiles/files/52954743502.pdfIn PDF document text
- http://radio-salsa.com/php/rs/filesupload/file/72387103059.pdfIn PDF document text
- http://udokutscher.de/gfx/userfiles/files/fuxelozisifaxoziwoxirixu.pdfIn PDF document text
- http://1qjd.com/upload/files/2021-09-04-21-11-55-9uO5dF5S.pdfIn PDF document text
- https://tortugafilms.ca/adminfiles/file/vabetokupaxakivigavod.pdfIn PDF document text
- http://agrobud.net/uploaded/file/46825824881.pdfIn PDF document text
- https://hkfew.org.hk/ckfinder/userfiles/files/lijoxuxojituvovulijumoti.pdfIn PDF document text
- http://dj-venci.com/uploads/pages/files/19609718198.pdfIn PDF document text
- http://co-wemart.com/careeruserfiles/file/9548399382.pdfIn PDF document text
- http://baigeleather.com/userfiles/file/xaxenukiz.pdfIn PDF document text
- https://maintogelonline2.bet/contents/files/56757889644.pdfIn PDF document text
- https://riosemarescentrodemergulho.com/ckfinder/files/fasusejapefokagiwo.pdfIn PDF document text
- http://wingprocess.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/nomezuvaworifedanilizad.pdfIn PDF document text
- https://emotionalgift.com/ckfinder/userfiles/files/220284440.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161324482ed11c---41327725181.pdfIn PDF document text
- https://speak82.com/_UploadFile/Images/file/xurixilikorolov.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/de4169fcc24a0262415f039345a1c4be/83724957216.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161306602e85b7---12800847743.pdfIn PDF document text
- https://basisnomor.com/contents/files/zatapolidatifexoso.pdfIn PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/0ef70a914b1e1ea315f37a9b5e0de272/tebodevokoxap.pdfIn PDF document text
- https://eksiliotomotiv.com/upload/ckfinder/files/suzevoxumomotokor.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=pokemon+tekken+download+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_off0000b025.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB025 | 10420 bytes |
SHA-256: 2dbc1d812ae6527f2650eb3abddc1079db2fdf9036f0ef49257f4ac788abf6bd |
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font_01_sfnt_off0000c7c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7C5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000dfd7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFD7 | 15740 bytes |
SHA-256: 584f29c637cc0e79aaa36be57ee72d6e633e7860e485937c5c884ac8fd26240a |
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