MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm directing to multiple domains, many of which are hosted on compromised CMS platforms or disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure and URL patterns are consistent with a malicious PDF designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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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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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://aep-tc.com/cache/fck_files/file/74936818563.pdf
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/6b8e13765a0c85bacd964da9ba9d88ad/21586438825.pdf
- http://tw-go.org/files/39740475723.pdf
- http://ne-moloko.ee/wp-content/plugins/super-forms/uploads/php/files/6e871028f6f2a86cf46c64e291765cdd/ragukejadivovup.pdf
- http://watthaistuttgart.de/userfiles/file/manuwutanijisowewefozed.pdf
- https://roweryelectra.eu/app/webroot/uploads/file/16220290285221.pdf
- http://chanakol.com/ckfinder/userfiles/files/gozubajexal.pdf
- https://garyjetcenter.com/wp-content/plugins/super-forms/uploads/php/files/a80f687c5a426fcb726daa1bc8130a0b/36590190097.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16077f1db465d2---rudumozed.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/9c57mk73jhnkqpuefeoakeelb5/54182815548.pdf
- http://yesilderecine.com/admin/editor_resim/file/terewilelagovadekedadope.pdf
- http://dwhs79.com/clients/15834/File/48035320184.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160702f833083d---38367564502.pdf
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/16071cf5d721d4---19996549441.pdf
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d064dbc29---74630935762.pdf
- http://hoondb.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e9d07c4e45---tonebomovikopum.pdf
- https://tripleccompanies.com/wp-content/plugins/super-forms/uploads/php/files/329f9fec59f929589e6c8c07cac7f51f/lonugevazewazenivuzezozig.pdf
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/38291017b9e6ce3be0df3947b27bde02/57883034932.pdf
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160761af3842b8---53944168026.pdf
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095af024db36---97213948337.pdf
- http://win-sonic.com/kida2018/ck_imgs/files/14892823479.pdf
- http://osrclass1967.com/clients/8/84/84e84eb3bb32f45446e669e24fea3ebc/File/vevukufajoxurised.pdf
- http://barsugo.com/ckfinder/userfiles/files/dopujovuxolasem.pdf
- https://www.eziblank.com/wp-content/plugins/super-forms/uploads/php/files/ibp9pio8mgsegk0i3r4pklt3a6/jikewinimokewa.pdf
- https://boldvision.tv/wp-content/plugins/formcraft/file-upload/server/content/files/1608ccfd3c75a5---84408230064.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=another+name+for+respect
- 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_off0000ec02.binac35dbc06547fa493dab2ada2dab6fdd4d7108074dea6339475899e1fd3488e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC02 | 10588 bytes |
font_01_sfnt_off0001040f.bindf6b3630e92eb66f2ae649696fcbdc8a275ba927a2bc0b28dcc2a978b323ae92 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1040F | 16824 bytes |
font_02_sfnt_off00012f9b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F9B | 16792 bytes |
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