MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm, many hosted on compromised CMS upload directories and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://dobre-jaja.com/Upload/file/37457925058.pdf In PDF document text
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/6441ff0fbbb1b09e9068cd2c68328bd8/69138395562.pdfIn PDF document text
- https://btcauction.vn/hinhanh/file/29376631848.pdfIn PDF document text
- http://lacasedescaraibes.fr/file/selaxuwonalo.pdfIn PDF document text
- https://izharfoster.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cc6f4e39348---84218525966.pdfIn PDF document text
- http://alianzablue.com/aym_image/files/tevalijesuvalovonowes.pdfIn PDF document text
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609edd860b0d8---lolilapiwasu.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/407671dd42e3f5f6a1ce0a4051dc7249/79910015319.pdfIn PDF document text
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/6ef7f5223d6f02d0affa1ffbace50320/jixuzukikavam.pdfIn PDF document text
- http://93564497.com/userfiles/93214991546.pdfIn PDF document text
- https://mithermomix.com.mx/wp-content/plugins/super-forms/uploads/php/files/1a05050f4a7f447558f55af894599b87/xavag.pdfIn PDF document text
- http://www.anjhimayath.com/upload/file/16917882454.pdfIn PDF document text
- http://xn--e1aazeoc7d.xn--p1ai/images/shared/file/18626458298.pdfIn PDF document text
- http://easthighclassof1962.com/clients/2/24/240b89ecbeded73b1ae3fdc7544f4fd7/File/nedelesadezinan.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610256bb31ee9---bunamubejugakerereb.pdfIn PDF document text
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/2cf45bb5315b606a02bd8634b71c61c2/fusoxegipexiwizikepipime.pdfIn PDF document text
- https://laatjehuisweerstralen.nl/upload/file/45003363412.pdfIn PDF document text
- https://dimensioninteractive.com/WYSIWYGImage/file/10659136532.pdfIn PDF document text
- http://aatmicscience.org/asuserfiles/file/xumunetijonimubamo.pdfIn PDF document text
- http://cokhiminhhien.com/media/ftp/file/18262110385.pdfIn PDF document text
- http://ccswcd.com/userfiles/file/50869709714.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d38fd7d7c59---rizikurawixomefu.pdfIn PDF document text
- https://baohohoanglong.com/userfiles/file/raruvevexuwa.pdfIn PDF document text
- https://eyestech.in/wp-content/plugins/super-forms/uploads/php/files/s4r243i9j7hqptq4eog8mlqngu/nenuxapibipe.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=apakah+blackberry+passport+bisa+whatsappPDF link annotation
- https://forums.crackberry.com/showthread.php?t=1179919&s=9a364d83570c31d5d4a4a187efd1b7c1&p=In PDF document text
- 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
- https://forums.crackberry.com/showthread.php?t=1179919&s=9a364d83570c31d5d4a4a187efd1b7c1&p=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_off0000e7bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7BC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ffce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFCE | 17616 bytes |
SHA-256: 6ac7fffbf39a84ded54f853dd786321cdb80a2bde45f4889a1261f8cde096351 |
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font_02_sfnt_off00012dd3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DD3 | 10780 bytes |
SHA-256: 78a719764b14ec9eb4960158c37e0dc3fec5eeaf5f7540c571a7aaf0e41baccb |
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