MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics indicate the PDF contains a link farm, with several URLs pointing to potentially compromised CMS uploads or disposable hosting. These links are likely intended to redirect users to malicious sites or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://imobilestore.de/userfiles/file/56179123219.pdf
- http://dianacb.cz/userfiles/file/6796476913.pdf
- http://dycelife.com/userfiles/file/nebesiboro.pdf
- https://thaiahpa.com/flash/files/gixexatejofasanen.pdf
- http://vietsonplastic.com/uploads/userfiles/file/7164729793.pdf
- http://chrisdepanneservices.com/Sites/cds/files/75665087451.pdf
- https://we-plus.tw/ckfinder/userfiles/files/61406653963.pdf
- http://carmakers.cz/userfiles/files/toxosogebusapikejawi.pdf
- http://arenabilardo.com/data/_files/11382784921.pdf
- http://www.gradur.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1613a0cf81659c---xewotajumivifawosete.pdf
- http://abwcockeysville.com/uploads/files/tojizeruwag.pdf
- http://unseretochter.ch/images/file/8715989581.pdf
- http://uzmansporzeminkaplama.com/resimler/files/tefoxix.pdf
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16141c31534078---60467529248.pdf
- http://zoekidsworld.com/userfiles/file/72191603364.pdf
- http://thermogroup.ru/uploads/files/51732347763.pdf
- http://rafaelstore.ru/upload/files/48680784378.pdf
- http://mastera-mix.ru/ckfinder/userfiles/files/68291763420.pdf
- https://subarini.ro/mm/file/solewelorumomoz.pdf
- https://pelicanfinancialnetwork.net/ckfinder/userfiles/files/15273595405.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/454ii0s879lqh0e13g79hvcc4o/55740281577.pdf
- http://xn--80ahcjevtqq.xn--p1ai/ckfinder/userfiles/files/kizaraberemowuw.pdf
- http://www.physedu.in/newsite/userfiles/files/28281759084.pdf
- https://congthuonghotel.vn/app/webroot/files/images/pages/files/difijo.pdf
- https://groupunsur1.com/contents/files/tisogukuro.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=hidden+test+menu+for+android
- 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_off0000f181.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF181 | 16792 bytes |
font_01_sfnt_off00010993.bin12719a2c8ddc745a1548522787f31bfb430620ffe2215490d1faa389fd40ff33 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10993 | 18112 bytes |
font_02_sfnt_off00013917.bin59e326096c313b1a87220a3be1fa4460bb0b7c449767997ab9190e3db88ef5b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13917 | 10560 bytes |
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