MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to multiple external websites, some hosted on compromised CMS uploads or disposable domains. The presence of numerous unknown URLs suggests a distribution or phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://life-worldwide.org/assets/uploads/files/79225449329.pdf In PDF document text
- http://to-tuong.com/media/ckfinder/files/29404165242.pdfIn PDF document text
- https://zoorichi.com/temp/fckeditor/file/97839941902.pdfIn PDF document text
- https://www.hkha.org/ckfinder/userfiles/files/73359483818.pdfIn PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/k7jtrldrvtgidvm5lvq00r86hr/38130574882.pdfIn PDF document text
- http://s4l.vn/storage/ckfinder/files/19073092627.pdfIn PDF document text
- https://tannhatviet.vn/upload/files/nuzazebubitomijowixaj.pdfIn PDF document text
- http://jpiano.net/userData/ebizro_board/file/baxutafuzunobotile.pdfIn PDF document text
- https://nk-sostanj.si/files/file/denojuxanatuk.pdfIn PDF document text
- https://fizjolech.pl/userfiles/file/62938926913.pdfIn PDF document text
- https://littleitalypizzany.com/nbloom/fckuploads/file/49441093991.pdfIn PDF document text
- http://cesvil.it/filesUploads/file/40564596398.pdfIn PDF document text
- https://minjar.mebel18.com/uploads/files/nigenetusugarex.pdfIn PDF document text
- http://www.mvdisposal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ef96c59dc0---81872381338.pdfIn PDF document text
- http://ddaengshop.com/ckupload/files/73428903670.pdfIn PDF document text
- https://kingdomdatesuae.com/userfiles/files/35073877555.pdfIn PDF document text
- https://tonere.shop/app/webroot/files/userfiles/files/nanovovazakigalexevi.pdfIn PDF document text
- https://granitabrasive.hu/editor_up/tizidu.pdfIn PDF document text
- http://apartamentykunickiego.pl/architekci/public/upload/ckfinder/userfiles/files/77226678207.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/16151bff8b33a5---kafekipexa.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614cb34b938db---94442328558.pdfIn PDF document text
- http://cyuansheng.com/userfiles/file/13339226531.pdfIn PDF document text
- http://pro-roubenky.cz/UserFiles/File/dotaguf.pdfIn PDF document text
- http://remaining-mc.de/userfiles/file/17109922124.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=yowhatsapp+link+2021PDF 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_off0000bafb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBAFB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d30d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD30D | 18904 bytes |
SHA-256: e3ce6347b2ecbc355716d591ea435b4c9cf59e1537b100bd0c5738d65cafeef2 |
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font_02_sfnt_off00010454.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10454 | 10572 bytes |
SHA-256: c434807d708f0831bfd5de8ca9df27bbe39f6634ece32282ac286c8acded8932 |
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