MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a link farm pointing to numerous compromised WordPress sites, likely serving as a lure for phishing or malware distribution. The presence of external URIs and link farms suggests an attempt to redirect users to potentially harmful content.
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 https://allytemp.ru/uplcv?utm_term=always+be+my+baby+free+mp3+download PDF link annotation
- https://lightingsystemscol.com/wp-content/plugins/super-forms/uploads/php/files/884afe976acaf908a9a95be56653698c/84509585336.pdfIn PDF document text
- https://earthchartercities.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a93786331c6---jorape.pdfIn PDF document text
- https://clubforeducation.com/FCKeditor/userfiles/file/27601251237.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160baccf7cb7ac---9825880176.pdfIn PDF document text
- https://primeodontorj.com/wp-content/plugins/super-forms/uploads/php/files/446e7d77113a809684918ea1a215172d/3554280073.pdfIn PDF document text
- http://kursadowicz.pl/Upload/file/86809019401.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf1e1d3a033---91627260842.pdfIn PDF document text
- http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b4ff240b3e1---31471195439.pdfIn PDF document text
- https://envomask.com/wp-content/plugins/super-forms/uploads/php/files/6f5cfb792e8252cb3dd7d0fd4a9b900a/kitejobajikonenavaxafes.pdfIn PDF document text
- http://foto-klub.dk/userfiles/file/60076737371.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160858c8389627---lijewegisonebawukutim.pdfIn PDF document text
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/e521150be584a57efa257fe34306dbf9/58202635829.pdfIn PDF document text
- http://dotacjedlaoze.pl/userfiles/file/gapumoxom.pdfIn PDF document text
- http://amadpich.com/userfiles/file/wafezeribetisevoga.pdfIn PDF document text
- https://parisautotravel.com/wp-content/plugins/super-forms/uploads/php/files/m2e173cg105vpaq3lpmgtkbhc6/23293776832.pdfIn PDF document text
- http://wksystems.net/HotelEstimator/userfiles/file/bokajinawotulo.pdfIn PDF document text
- https://hpx.com.ua/wp-content/plugins/super-forms/uploads/php/files/0fe3b98008200420c0409f562ea8ee5e/7883612415.pdfIn PDF document text
- http://tipiland.net/upload/file/39500915792.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/8724a8de3dde2e6aca6cb090379fccc8/13290873408.pdfIn PDF document text
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607df0924e0c7---mifozavit.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/0v267rg9b47o6slasuto7h7lvr/xozabozinumujupoza.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/cfb21db0875290dd65073948c1ba5bf5/98781625133.pdfIn PDF document text
- https://erinmillssmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/5ml2l3ipnbb5c6hgigoq04lvj7/jamiligojare.pdfIn PDF document text
- http://savvyais.com/userfiles/file/83064850926.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB9A | 17140 bytes |
SHA-256: 375e3e7a280474b4fc11bc0a5494f5e5c8a6aacdb7d03276656d46a9be01dee7 |
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font_01_sfnt_off00011863.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11863 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001307a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1307A | 10964 bytes |
SHA-256: eba7211f745b41f680cde0a53e7fbeb0c7b00dd2adeee61a684797a7c62faf5f |
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