MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous links to external websites, many hosted on compromised CMS platforms, suggesting a phishing or malware distribution attempt. The presence of a 'download button' heuristic further supports this, indicating a lure to download a malicious payload. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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 https://drafthe.ru/uplcv?utm_term=ipod+touch+4th+generation+jailbreak
- http://drapikowski.pl/uploaded/fck_files/file/41458907696.pdf
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/160a43977c60b6---baxevodemenifokujugozix.pdf
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086038bd1ab7---83878026346.pdf
- https://aquariumfargo.com/wp-content/plugins/super-forms/uploads/php/files/9c4d5ee1239954187e2890eac52e6947/zewafujetevif.pdf
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/dbqhpkn1i3rmelne9crvagmfk0/jijopuzabisepunetewuz.pdf
- https://advance-pack.com/editor_upload/file/sadebopefuf.pdf
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/0mjrv617jegcmoq8hu7eu37ph6/59137068112.pdf
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c12f6e5d84d---13534502267.pdf
- http://alexanderjamesbackcatalogue.com/userfiles/file/31629679963.pdf
- http://budohurtsa.pl/userfiles/file/11030395088.pdf
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9b9f346202---20197881125.pdf
- http://topspeed4wd.com/ckfinder/userfiles/files/78840650432.pdf
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bc999a39771---8419020766.pdf
- https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/3efe5285729b04c0cef7236a3b833d15/51652485413.pdf
- http://yunnanyingxiang.com/ckfinder/userfiles/files/31498617089.pdf
- http://berallebags.com/UploadFiles/FCKeditor/20210515070612.pdf
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/1d3m6ihu9gsfuvphqofitla5gs/7180940961.pdf
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b803d1db682---tuxenafiso.pdf
- https://www.wflorlando.com/wp-content/plugins/super-forms/uploads/php/files/5dc4ec75af6db746ee224787cd3382b1/80969610022.pdf
- http://sutphinsgermanshepherds.com/clients/21958/File/bulesutazidenavuvakuwo.pdf
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/090fb57fce5f3e40bfe188a1f7dd5e7b/86861488650.pdf
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608dfc17ba7c7---48266686324.pdf
- 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_off0000e298.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE298 | 16792 bytes |
font_01_sfnt_off0000faaf.bin04f7aa2b0862660046253bd9d5b915047c2aefbc29ed04b7f0c36c25288fe3a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAAF | 11116 bytes |
font_02_sfnt_off00011412.bin8c43a7321902fa90810f318bd77231d51d2d4a64c5da7bcaa10c0d74900d389c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11412 | 17180 bytes |
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