MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs pointing to potentially compromised websites or disposable hosting, likely intended to redirect users to malicious content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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 http://bmfjhjk.friend-match.com/upload/files/18956001461.pdf In PDF document text
- http://dongphat.net/upload/files/kugarejapavej.pdfIn PDF document text
- https://abss.pt/userfiles/file/50033846829.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16140e52fc6808---jiwokexudinixofodo.pdfIn PDF document text
- http://deltools.com/userfiles/file/83787244563.pdfIn PDF document text
- https://dichvuketoansg.com/luutru/files/32232786222.pdfIn PDF document text
- http://adice-area.com/pictures/files/zewizuwodijaxib.pdfIn PDF document text
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/16135cce65cc19---fumexisenuvisizitimelelow.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f8794c3c6e---24506039399.pdfIn PDF document text
- http://xn----8sbfeahwarn6ac1adp3fb2p.xn--p1ai/userfiles/file/81963885504.pdfIn PDF document text
- http://mptech.vn/ckfinder/userfiles/files/18580863239.pdfIn PDF document text
- http://bestbuyfromindia.com/userfiles/file/zusosoxifamodogebopak.pdfIn PDF document text
- http://studiophotosfashion.it/userfiles/files/42912116429.pdfIn PDF document text
- https://scalper.ir/data/files/file/xikesobavugawalopetoxiku.pdfIn PDF document text
- https://sailstudy.in/ckfinder/userfiles/files/sunadugabuluxerowinoru.pdfIn PDF document text
- http://digjamaica.com/app/webroot/files/gukob.pdfIn PDF document text
- http://ingmontagna.com/userfiles/files/tusolesatezipudim.pdfIn PDF document text
- http://vvk-wiedermann.at/userfiles/file/23395601330.pdfIn PDF document text
- http://lor-rostov.su/userfiles/files/gunowujanopumurabiwugufan.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=how+to+get+free+games+on+iosPDF link annotation
- 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_off0000d776.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD776 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ef88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF88 | 17876 bytes |
SHA-256: ad66d29fe559d0c6bc373fe71183726700de72a980bb9bc42eb60b41a6a7eb55 |
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font_02_sfnt_off00011e09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E09 | 10588 bytes |
SHA-256: b3ce44494f0a0f416aa005fc9996479be39903483a050a3ba451c8e52acbf26e |
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