MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with many URLs pointing to compromised WordPress sites. While no scripts were extracted, the presence of numerous links to potentially malicious content suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5f9d4864f8---51620933223.pdf
- http://ranjitabiswas.com/userfiles/files/vuwizekesufopedowolugo.pdf
- http://vds-construct.pl/userfiles/file/luzug.pdf
- https://ludifrance.fr/userfiles/file/nesebofumufew.pdf
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b7adac9581---gigewubaroparoge.pdf
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098a09d09bb2---51363628326.pdf
- http://srividyaastrology.com/userfiles/file/botagijo.pdf
- http://kag.fr/userfiles/file/vijolatowiniro.pdf
- https://bluetact.com/ckfinder/userfiles/files/xuzobagemorilo.pdf
- https://cashmeredreams.com/wp-content/plugins/super-forms/uploads/php/files/27c7c0b0e4737f60ec78e39f9cb688ee/xuxuwezojebo.pdf
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/2b5e028219dc3a241e5a96f45a65436e/kolesolak.pdf
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/16099562a1a517---14322184632.pdf
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acaaab760a3---55510279690.pdf
- http://regimhotelierbucuresti.com/images/userfiles/fefusexusotaro.pdf
- http://cn-junsheng.com/upload/file///20216945567259.pdf
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/9d9ba9cbf4a6a01ace335849e3059ebb/38882440057.pdf
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609e31b2df0fe---59295850232.pdf
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160cab24fdfa60---lezekevatuxevoxuzorebuju.pdf
- https://adepotcustom.com/UploadFiles/file/20210514200120162.pdf
- http://kraski-chernila.ru/resources/file/81001786680.pdf
- http://huiking.cn/uploads/file/302207546336.pdf
- http://kimbuunguyen.com/uploads/userfiles/file/zaforinugojevaf.pdf
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/a40b74c18a7c0ff0be99dad7ffcae5c2/93786308512.pdf
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ac2de6e4ebc---72418415625.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=comer+in+english
- 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_off0000ef2b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF2B | 16792 bytes |
font_01_sfnt_off00010742.binf1053ba38d727da494b7af03d1789812759bd273924ce2cb471c0b1200d9b7ac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10742 | 10324 bytes |
font_02_sfnt_off00011e3f.bin7b3c74a356a9b04a129b19f46479bf8f3d38157d091a4e2adabbad5f40fd0091 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E3F | 18596 bytes |
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