MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous embedded URLs, many of which point to potentially malicious PDF files on various domains, suggesting a link farm or phishing lure. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a pattern of using disposable hosting for these links, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 http://problemconsulting.com/img/download/files/80053393786.pdf In PDF document text
- https://em.heephong.org/ethnicminorities/cmsadmin/ckfinder/files/pulaj.pdfIn PDF document text
- https://www.marjojaspers.nl/ckfinder/userfiles/files/68315280750.pdfIn PDF document text
- http://extintoresorigen.com/images/editor/kosuxowemirowizegene.pdfIn PDF document text
- http://jjw-led.com/userfiles/file/17907909246.pdfIn PDF document text
- http://dongsimkindergarten.com/upload/files/fugiveweluro.pdfIn PDF document text
- http://brette-animation.com/userfiles/file/vikesaxapoxife.pdfIn PDF document text
- http://brezov-gaj.si/uporabnik/file/wekoderodufadetije.pdfIn PDF document text
- http://opusbiz.kr/data/editor/file/538813998612fa89e2640e.pdfIn PDF document text
- http://harnettcountyhba.com/userfiles/file/14849292708.pdfIn PDF document text
- http://ageddfjtj.pretty-match.com/upload/files/15591781249.pdfIn PDF document text
- http://tokyosushilohaus.com/uploads/files/66210726580.pdfIn PDF document text
- http://annabarons.lv/files/files/najufebodatakeferuwelep.pdfIn PDF document text
- https://confidence-ist.mktechsol.com/ckfinder/userfiles/files/20530181032.pdfIn PDF document text
- https://aviseco.ro/userfiles/file/tadaxur.pdfIn PDF document text
- https://theipbuzz.com/images/file/85097343398.pdfIn PDF document text
- http://www.cenlafilm.com/siteuploads/editorimg/file/70680686036.pdfIn PDF document text
- http://bluecars.pl/userfiles/file/55715935938.pdfIn PDF document text
- http://jodhpurheritagewalk.com/images/file/tepusunoruni.pdfIn PDF document text
- http://hrampetraipavlavosstanovlenie.ru/content/images/user/file/98789157608.pdfIn PDF document text
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/26fc6eacb42070349c9ce2d90b1f25c2/ratusixomoziviwakobu.pdfIn PDF document text
- http://www.cheapmotorcycleinsurancepa.com/wp-content/plugins/super-forms/uploads/php/files/f02694f43b3487227a49f62726892867/mokesegijojawunipi.pdfIn PDF document text
- http://fgsconsulta.com.br/ckfinder/uploads/userfiles/files/mujewawupomupajoduvalol.pdfIn PDF document text
- http://ratchadatitan.com/UserFiles/File/likulejat.pdfIn PDF document text
- https://taichielite.com/louis/taichi/ckfinder/userfiles/files/82866658135.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=google+pixel+hard+reset+no+commandPDF 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_off0000b238.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB238 | 16736 bytes |
SHA-256: 96f838a7dc221042878dea47c0901c13fb8255db184c855b607b05a22450a385 |
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font_01_sfnt_off0000dd45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD45 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f55c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF55C | 11100 bytes |
SHA-256: a85d82cd8732e57a493225ef0dc16e799a50f3fca14058339cba54f65c2f5809 |
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