MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains a link farm pointing to numerous compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The presence of external URIs and link farms indicates a likely phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/2decf0653862b6a9419af11266049030/bapurawizi.pdf
- http://daiichibus.vn/uploads/news_file/sewapat.pdf
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/2900e323c901b72aba7a2144489d8b24/segagasoma.pdf
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/te38rohls11kav9dvh3vthoqmb/tubugokiretaripipu.pdf
- https://mebelihome.ru/upload_picture/5937207319.pdf
- https://learningsolution.ca/userfiles/files/tusupojefanapitevopobone.pdf
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160705e37ebab0---bazerexo.pdf
- https://sygimportaciones.com/wp-content/plugins/super-forms/uploads/php/files/i1pndhursuf7j2ople2f3pn6hs/65388122918.pdf
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/tlo14hs43g8kh7t3b7m57kfc55/fekofomaxen.pdf
- https://www.charityweiss.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607411e12b905---kaxupajodovatafelukiki.pdf
- https://chris-arnold.com/userfiles/file/mefinixupevoverawol.pdf
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a256503195---gufusexup.pdf
- https://aduanaldelvalle.com/userfiles/file/suwefikijem.pdf
- http://growlink.biz/userfiles/file/lenonikifa.pdf
- http://www.loockuniformes.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/160b8ec3e68b46---laxado.pdf
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5cc69688df---37235817399.pdf
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/mgue730fot3itrc07u0b4kk607/19998345076.pdf
- https://carthink.org/wp-content/plugins/formcraft/file-upload/server/content/files/16070cc13b4dba---58783078460.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/43h9jr100q1ac2mupm5egcagl4/nibusezisesipomoteburibut.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/vu9va9oebm2ridhjapvnhbk7o6/bizopunoxiworofax.pdf
- http://busangh.com/attfile/fckimg/file///2021061715150_381664745.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c13a841ffc3---puzemarijuwi.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=draw+a+person+dancing
- 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_off0000e65d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE65D | 16792 bytes |
font_01_sfnt_off0000fe74.bin78932dc73420be9f503f401abbf36ac84a6cc8ce050f24afd72f40d60a3d37f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE74 | 10632 bytes |
font_02_sfnt_off000116b3.bin1ed0f2b6b8006cd669536814c8f2e28247b99b1fae5ee027c5c5628fa8ea8ca5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116B3 | 17248 bytes |
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