MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. It functions as a link farm, containing numerous embedded URLs pointing to external PDF files hosted on various domains. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a deliberate structure to distribute links, likely to facilitate phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 5
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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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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://contact-house.com/fckeditor/upload/file/51949811865.pdf In PDF document text
- http://seednseed.com/admin/fckfiles/file/18661703172.pdfIn PDF document text
- http://greentreeprep.com/cote_dor_import/admin/ckfinder/userfiles/files/fatabadudanonurapanesakuv.pdfIn PDF document text
- https://dolnoslaskialarmsmogowy.pl/imgturysta/files/manubojejinivumareko.pdfIn PDF document text
- http://ropesadventure.com/d/files/mimefonoxisakurazasujo.pdfIn PDF document text
- https://rosycaffe.com/file/18864825555.pdfIn PDF document text
- http://dongtienlamnghiep.com/upload/file/duzodunexifogim.pdfIn PDF document text
- http://louisefarmersmith.com/admin/ckeditor/ckfinder/userfiles/files/gogerov.pdfIn PDF document text
- http://lnv-cnc.com/userfiles/file/nofuwanevokawutexedet.pdfIn PDF document text
- http://rinsacars.com/files/others/luzagajigazelidivizonu.pdfIn PDF document text
- http://lammermoor.net/imagenes/file/710877164.pdfIn PDF document text
- http://otvorene-srdce.sk/userfiles/file/92773868625.pdfIn PDF document text
- http://himalayakebab.com/shipinc/userfiles/files/64320077723.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/8adb6c5decd9d379a37717f71bdf7185/vabiriw.pdfIn PDF document text
- https://dongciao.com/uploads/files/202109061845558146.pdfIn PDF document text
- http://svenskafik.se/uploads/fckeditor/file/76546945148.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613d58b67fe93---tagidixirelox.pdfIn PDF document text
- http://ardennes.proximeo.com/ckfinder/userfiles/files/konijotukegojabofefu.pdfIn PDF document text
- http://www.tm-africa.com/beta/public/uploads/cms_filescms_files/puligu.pdfIn PDF document text
- https://petala.gr/userfiles/file/digilanawewitubup.pdfIn PDF document text
- http://bluebirdcanada.com/FileData/ckfinder/files/20210903_7F90BED1B8DC859B.pdfIn PDF document text
- http://zhhyhb.com/uploadfiles/files/molemenurujijibumerepak.pdfIn PDF document text
- http://erainbowrealty.com/userfiles/file/82771843080.pdfIn PDF document text
- https://hometeamcorp.com/images/usr/98676947330.pdfIn PDF document text
- https://funbugs.ie/userfiles/file/41516818659.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=game+rpg+offline+android+hayPDF 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_off0000f560.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF560 | 17112 bytes |
SHA-256: e1b44dff829bad8705fb03cd4b5907300159987dbe2fa00aef4ae7e7ed582058 |
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font_01_sfnt_off0001217b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1217B | 10832 bytes |
SHA-256: 184473ca2c3031eeba6cb111eb378574258679795024f42ee441f4ecef49f33f |
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font_02_sfnt_off000139fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139FB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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