MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to compromised WordPress upload directories and other disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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 https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16074c17e90f19---sotekimotuneligemutujagun.pdf
- https://educhina.mn/editor/files/25387901478.pdf
- https://0900107678.com/upload/file/43944734833.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16095d92a6c6ad---pajerikudowolimemubu.pdf
- http://smclassof57.org/clients/34860/File/85311958353.pdf
- http://www.celso.org/download/88121891813.pdf
- https://betenenergy.com/sites/default/files/file/lidajowijuludirup.pdf
- https://bhsbeacon.com/FCKeditor/file/potiso.pdf
- http://debandhelder.nl/ckfinder/userfiles/files/12105565547.pdf
- http://longarmquiltacademy.com/fckeditor/userfiles/file/junusiwifug.pdf
- http://zge-led.com/luodan/images/userfiles/file/vokubotedewisef.pdf
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608658b836571---76979637379.pdf
- https://kfz-gutachter-oliver-schiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160f1b80e2cfaa---49273101520.pdf
- http://pantryscan.com/123cars/imagefck/file/97713521538.pdf
- https://www.m2asolutions.com/wp-content/plugins/super-forms/uploads/php/files/f0676cc8602abf0b8b09084fa1c10b0d/xisivewave.pdf
- https://dadrarad.ro/userfiles/file/xubup.pdf
- https://elpmarketing.ca/wp-content/plugins/super-forms/uploads/php/files/59c8123a137a1abe8b06409b636e4b19/96402231747.pdf
- https://nirmalujjwal.com/public/ckfinder/userfiles/files/36824939904.pdf
- https://blueridgelightingandcontrols.com/wp-content/plugins/super-forms/uploads/php/files/4373f253f45e797bb38966ca5482fa1c/71948092553.pdf
- https://bravo-hk.com/userfiles/file/vugaxik.pdf
- http://nakakinpump.kr/fckeditor/upload/file/xarex.pdf
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b30e111d23---dakotefasafoxotuwemomuj.pdf
- http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071516d8b764---70672420904.pdf
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c056dc25a2c---27371914680.pdf
- http://myphamlulanjina.com/upload/files/gameb.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=10am+cst+to+mst
- 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_off0000e785.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE785 | 16792 bytes |
font_01_sfnt_off0000ff97.bin6e449ee916430ca8e10aeb655ceed00566f14f99276d670e746975a36a6022a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF97 | 17728 bytes |
font_02_sfnt_off00012da8.bin2e56f5df7b65becb21fb2366c61e10a9e64fc334487c1b5251b222086b47ea11 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DA8 | 9996 bytes |
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