MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these links suggests an attempt to deliver phishing lures or download further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://ecohost.ru/pics/images/file/konikogaxiro.pdf In PDF document text
- https://beaumont-residence.com/wp-content/plugins/super-forms/uploads/php/files/tqcnlfmiok9t5p56lago2lbhj7/gitadonex.pdfIn PDF document text
- http://intelekt.biz/uploads/pages/files/mivofe.pdfIn PDF document text
- http://daming-school.com/userfiles/file/juvirupuso.pdfIn PDF document text
- https://atolab.it/wp-content/plugins/super-forms/uploads/php/files/01b589984c52c2f0bc1e16b80a47d1dd/93800894686.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/i5uh496j2suttd6j3bmr6qcnid/56262455784.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16110b2222548b---65207259755.pdfIn PDF document text
- http://rld-carbon.ru/file/fivugu.pdfIn PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/66414486457.pdfIn PDF document text
- http://studiodrago.eu/userfiles/files/pinin.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076f9ca8ca0a---4557127581.pdfIn PDF document text
- http://osc-pribor.ru/products_pictures/file/walegasedodejuzakaxutu.pdfIn PDF document text
- https://prolocolidodisavio.org/ckfinder/userfiles/files/15425798616.pdfIn PDF document text
- http://ajtoablakcentrum.com/_user/file/27238687418.pdfIn PDF document text
- http://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/f3a166a71f4e643d8e1c1107bfe505e3/48365611412.pdfIn PDF document text
- https://fu-ko-property-agency.com/webroot/editor-uploads/files/gebuvo.pdfIn PDF document text
- https://oazapiekna.com/zdjecia/fck/file/63018725618.pdfIn PDF document text
- http://ippon.lv/uploads/File/11735897534.pdfIn PDF document text
- http://kwong-cheong.com/userfiles/bagerox.pdfIn PDF document text
- https://gsm.company/ckfinder/userfiles/files/12984904758.pdfIn PDF document text
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160708aeae1c4e---xalovapalefese.pdfIn PDF document text
- https://konzolstudio.ro/uploaded_files/file/10218227887.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af6254afe08.pdfIn PDF document text
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/t784mk1us6hum4ftnne5si2bh2/9054783215.pdfIn PDF document text
- https://delaneyllc.com/ckfinder/userfiles/files/sifabapabi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=clat+2017+question+paper+with+solutions+pdfPDF 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_off0000d8d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8D8 | 18928 bytes |
SHA-256: af39f56430a118434a6b623223fffba6e9bf46595d7ade9671c72690fd04c089 |
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font_01_sfnt_off00010955.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10955 | 11300 bytes |
SHA-256: fab035496c6a3534295bbf1802a92e79eb29886a6054d29e431cfa181d5bea5b |
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font_02_sfnt_off000123d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123D3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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