MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites acting as a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution. The file's structure and URL patterns are consistent with a phishing lure designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/160ba21166d17d---kugixelenip.pdf
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d2308018fb6---rekuziku.pdf
- https://sonarmusic.hu/up_image/file/resetujadasafidivod.pdf
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/87c721fd5393e184843b6b2e79fa9a37/romodaxexowasebep.pdf
- https://ecoinkworld.com/wp-content/plugins/super-forms/uploads/php/files/75f9c6b01b673555fbc305d231294139/83720977781.pdf
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/84c55634486cdce4711b47123a8443e7/mumonokadiwon.pdf
- http://royalgroup.at/tmp/bulapola.pdf
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/6161c25b21b0c3dedb4a6fdac046d998/mabikasogowuz.pdf
- https://weyergans-hcc.lv/userfiles/file/88412696359.pdf
- https://blackknowledge.com/wp-content/plugins/super-forms/uploads/php/files/40dad753f070db207d56f7ab3e70661f/ralebedo.pdf
- http://splogservice.ru/content/file/punopenetawolaferidugeb.pdf
- http://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6ede3d038a---papupifavedubutuwa.pdf
- http://nfc.soo.jp/file/31246058565.pdf
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/160c31d580b03d---27985821068.pdf
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/5b0ba4b4cba6ae811ab914d53c35ee2d/64523079969.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/727d20432aaa8ac5d7072f12efdae2b8/zisinawojekibebakasugu.pdf
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609efb4f14a4e---61373343213.pdf
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/43052958305.pdf
- https://ahha.az/userfiles/file/wozopejavuzisesuxumeto.pdf
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d832c91885b---fipijobirulalat.pdf
- https://glycocalyx.nl/userfiles/image/file/polodafevupogesisegorawun.pdf
- http://alisawedding.com/upload/users/files/kasixuxifoturil.pdf
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079d916de4fc---divosavisogizogokowozokis.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=wow+classic+priest+skills+by+level
- 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_off0001173a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1173A | 16792 bytes |
font_01_sfnt_off00012f4c.bind35ce33fa4bba143c7e26c9537db5ede639d2e76419e1dcced8485e49185c058 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F4C | 16496 bytes |
font_02_sfnt_off00015a51.bina9ef47a67babef78d6bd7f306ca41bbfefdc4701407c2876495ecfa001888842 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15A51 | 10756 bytes |
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