MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains a link farm pointing to numerous PDF files hosted on compromised WordPress sites and disposable domains, suggesting a phishing or malware distribution attempt. No scripts were extracted, and the document body was unreadable binary data.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://dongphuctqueen.com/upload/files/7353893396.pdf
- https://1sis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a705a5e58db---98837664489.pdf
- https://www.finestkindcharter.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a615c6cb768---kimemaxufo.pdf
- http://bettaletroom.com/file_media/file_image/file/58041829227.pdf
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/0794ccc65f246221c2f408ae312b765c/20641018696.pdf
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160ae7e9e4b915---vetegojuwera.pdf
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/55db4da3921d2a5e494398c112795204/33240840416.pdf
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a3dd8acf7c1---4399414765.pdf
- http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8cb669ee97---popumebiwunubagexiv.pdf
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a7832fbd7f8---lokireraxamobanim.pdf
- https://blokhol.com/upload/files/vuxapo.pdf
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/d90p3f62ehvegcv94e1r77lte0/woraledemizuxodukoze.pdf
- http://bidmitt.com/img/files/file/357524576.pdf
- http://asja-doll.ru/userfiles/file/13159588187.pdf
- http://goodwynva.com/clients/d/de/de91e19d235d8a3764238851c6b73f99/File/15160391059.pdf
- https://amblamy.ee/upload/file/vowabidudoxazasegakonoxod.pdf
- http://www.webtony.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a2d55448a5a---bavol.pdf
- http://merwepizza.com/upload/file/75939339535.pdf
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/it2e8vdvk3a0p2c40vjedpmfqn/6713737325.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a9505ba06ef---tatufarimezadoti.pdf
- https://siyata.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160b6688bf0025---tisawak.pdf
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/1606f2b6863c5b---fefor.pdf
- http://gezond-trakteren.nl/kasteel-doornenburg-img/bestandenfile/14884735549.pdf
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160b9afa6a7f30---libebaki.pdf
- http://vinmexindia.com/uploads/niluwedirivalovubap.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=famous+five+books+pdf+free+download
- 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_off0000ea37.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA37 | 16792 bytes |
font_01_sfnt_off00010249.bin7b968d4995ab9522a74eda81560bfb1dc1032887729a01d14549c8a914a31fcd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10249 | 17052 bytes |
font_02_sfnt_off00012f1b.binda15e3c84a4590b4ea0ed8cebd0a4d93db74d695ac3a886c0187785f8dd45182 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F1B | 11024 bytes |
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