MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised WordPress sites hosting further PDF files. This behavior is indicative of a link farm designed to redirect users to malicious content, likely for phishing or malware distribution. The ClamAV detection and ML classifier further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9789
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://traveltokiev.com/wp-content/plugins/super-forms/uploads/php/files/1u5hi6c208kasvkt37s74qfsj6/dufagogibuna.pdf
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/0peq12vq8cbsce2ei59f5a8csc/fasakafo.pdf
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c1ab547af35---18013053463.pdf
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1609a0c7d5be29---xifav.pdf
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077f081e0cb5---85160260687.pdf
- http://lifemartrealestateconnect.com/wp-content/plugins/super-forms/uploads/php/files/o8uod1j46b9ev6pfkijlu8i562/dobavuserafesoxinizev.pdf
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607972ded2fa4---93218774664.pdf
- https://capecoralliving.com/media/file/17561759352.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/519ca7391a37672740ffd6f1c9a7d8a2/vewijonepozepe.pdf
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160c95b73da9a1---13772578794.pdf
- http://aceonlinementors.com/userfiles/file/10315457930.pdf
- http://hzbmsj.net/images/upload/File/raleza.pdf
- http://s8radziejowice-paszkow.pl/userfiles/file/55572888637.pdf
- http://sad-azov.ru/wp-content/plugins/super-forms/uploads/php/files/65d9ea08d8dc0ca8a038748445071de0/robibuzo.pdf
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a430e60aadc---vilibegiputalujuj.pdf
- http://placc.info/up_image/lolakokawozanirutojojen.pdf
- https://drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a341cd7f3c1---mumurasapafogevidivamesum.pdf
- https://protechlighting.com/wp-content/plugins/super-forms/uploads/php/files/c777516661948819ac37fc8bf7c32706/banesateb.pdf
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a89aee94e7a---82686182158.pdf
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/af47534ca11c4a0754b49c04aeeb94e0/54037220525.pdf
- http://gocep.org/data/userfiles/files/16866047944.pdf
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086bfd16b560---58132868029.pdf
- http://banphimchuot.com/userfiles/file/soloxisanitofosa.pdf
- https://miguktour.com/FileData/ckfinder/files/20210604_36B8DF469C106473.pdf
- https://bustotoronto.com/userfiles/file/97130821883.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=to+each+is+own
- 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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off00013429.bind9f5e66163d907df9b2c2f031b8906ab183602eda4757f3e8ef428a9cf922d60 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x13429 | 18328 bytes |
font_00_sfnt_off0000e107.binc70d01e848a65bb6cd6c748cc10ef5e82bea381aea057d139e0292bcbd768a5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE107 | 25816 bytes |
font_01_sfnt_off00011d87.bin04f0830b294c0b74b55e231e5c31ecc180383bf7d93455be7ebdc2137a88ab69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D87 | 10132 bytes |
font_03_sfnt_off000151ca.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x151CA | 16792 bytes |
font_04_sfnt_off000169d7.bin69037b28d319a593c183d4dff5215264ecb97b77804f13176ce010617dc716d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x169D7 | 5860 bytes |
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