MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised WordPress sites, suggesting it functions as a link farm or phishing lure. The presence of a 'download button' heuristic further supports the idea that the document is designed to trick users into clicking links, potentially leading to further compromise or malware download.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
Heuristics 7
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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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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 https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/95588181df96e4383f193e6044ee5c46/49512689152.pdf
- https://edu-mate.kr/_UploadFile/Images/file/22019966563.pdf
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/19qh6e6hutvt0am729ic8041l2/9443674105.pdf
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/5dd5ea14def7a9a2a755ee25795f1462/12921491222.pdf
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ead0c8dfb7---sigemufefazaxibowisiw.pdf
- http://hphs1958reunion.com/clients/47465/File/64484382576.pdf
- http://tvkinter.com/file_media/file_image/file/kokodepif.pdf
- https://perfecthospital.org/FCKeditor/file/xazivaler.pdf
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/aoegsfek4v07rvv9g5v6co6d77/11882341767.pdf
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160734c5337d33---79606783065.pdf
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/160bb4e25e714f---45313759089.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a916a809f46---76902112058.pdf
- https://remoteyourstaff.com/calisma2/files/uploads/88940706721.pdf
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085fc9d68882---simufakamewofo.pdf
- https://tiguan-wiki.ru/file/dewagebatelafek.pdf
- http://baiduvpn.com/upload/files/24403240658.pdf
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ca07be38237---80468732302.pdf
- http://cn-noah.com/uploadfile/file/divobejimasafuwavonaxu.pdf
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/vjnnvkm85vn0cq8ag6k8n46mem/lirirolevage.pdf
- http://nrnchina.com/test/images/ckfinder/files/13038375418.pdf
- http://qataminational.com/uploaded_files/userfiles/files/390076894.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=cleric+5e+character+sheet
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010210.bin4f7c04e00d3e6dbcf72d37898fffdd0d52b9386ca8c11f77d9d673ad94180209 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10210 | 10268 bytes |
font_01_sfnt_off00011958.bin930ba4666e111662980f296fd449e0e2f59bd548b1804074d1d90636bc10fbb5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11958 | 17364 bytes |
font_02_sfnt_off000146f5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x146F5 | 16792 bytes |
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