MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm designed to redirect users to malicious content. The presence of a QR code lure further supports the phishing and social engineering attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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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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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QR-code redirect lure medium SE_QR_LUREDocument instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
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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://verkaufs-akademie.com/userfiles/file/tidifadomipapin.pdf In PDF document text
- http://deurenhanger.nl/userfiles/file/wobudezos.pdfIn PDF document text
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/greu0hb63gbo604br1h5sc7qi0/nipapitevuki.pdfIn PDF document text
- http://savvyais.com/userfiles/file/79215792905.pdfIn PDF document text
- http://greatwalledmond.com/ckfinder/userfiles/files/62633639969.pdfIn PDF document text
- http://bellamy.tw/uploads/files/202109091501286797.pdfIn PDF document text
- http://uticachemical.com/files/upload/files/xasizexopan.pdfIn PDF document text
- http://udelimpa.es/ckfinder/userfiles/files/zokelok.pdfIn PDF document text
- http://orvositudasbazis.eu/images/upload/file/muradikemafuvadix.pdfIn PDF document text
- http://pantanalmsnews.com.br/ckfinder/userfiles/files/91937346042.pdfIn PDF document text
- https://jbdclothiers.net/emailer/userfiles/file/68088541217.pdfIn PDF document text
- http://ues-rb.ru/themes/ues-rb.ru/files/pegur.pdfIn PDF document text
- https://tradegateindia.com/userfiles/file/60968689738.pdfIn PDF document text
- http://kondicionery-fryazino.ru/upload_picture/file/gusajilowuv.pdfIn PDF document text
- http://actlogistic.vn/upload/editor/files/73681098160.pdfIn PDF document text
- http://studiomanzella.com/userfiles/files/ponefakakapevumu.pdfIn PDF document text
- https://jhservice.net/imagenes/galeria/files/gofevisezi.pdfIn PDF document text
- http://accutindustry.com/Upload/files/20210922141356.pdfIn PDF document text
- http://aviatechinform.ru/sadm_files/zijovezajedowofapetubu.pdfIn PDF document text
- http://softwarefactory.nl/images/file/46818906758.pdfIn PDF document text
- http://ntouioc.ntou.edu.tw/ckfinder/userfiles/files/96482327025.pdfIn PDF document text
- https://tp-pos.com/uploads/image/files/83638485770.pdfIn PDF document text
- http://secretlove.ch/ckfinder/userfiles/files/16766835425.pdfIn PDF document text
- http://kerekesvillszer.hu/UserFiles/file/mesamabezo.pdfIn PDF document text
- http://sanchariglobal.com/userfiles/file/67294080114.pdfIn PDF document text
- http://ominocoibaffi.it/userfiles/files/femovevomovofufuzezoto.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=whatsapp+messenger+apk+download+latest+version+2020PDF 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_off0000efbb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFBB | 11320 bytes |
SHA-256: 57af455d3d7181673ed66aca63cd4ccec685703d1aeaf365c1560ab7fbf9789d |
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font_01_sfnt_off00010a02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A02 | 18400 bytes |
SHA-256: bc4fca1a6af19ee14de7eb7532b472ce31f113a39020d523918c1e1cf43949af |
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font_02_sfnt_off000139f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139F4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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