MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The presence of numerous external URIs, many pointing to potentially disposable domains, suggests a link farm designed to redirect users. While no explicit scripts were extracted, the PDF structure and embedded URLs strongly indicate a phishing or malware distribution attempt, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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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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://pearproperties.in/userfiles/file/botadonuma.pdf In PDF document text
- http://tbeaindia.com/userfiles/file/pisabowutovaxopurowusiw.pdfIn PDF document text
- http://www.css-jp.com/upfile/files/2021/09/18/659766479.pdfIn PDF document text
- https://kovtec.pl/eurostyl/photos/file/setot.pdfIn PDF document text
- http://www.me.ntou.edu.tw/ckfinder/userfiles/files/20210923_045634.pdfIn PDF document text
- http://cropscipublisher.com/files/upfiles/file/fipoxanivaridirubarutit.pdfIn PDF document text
- http://www.anglometais.com.br/adm/Editor/ckfinder/userfiles/files/59926062710.pdfIn PDF document text
- https://aildf.in/userfiles/file/mukupiduv.pdfIn PDF document text
- http://cortocircuito.trialpanel.com/images/Upload/files/megexolutamoruduli.pdfIn PDF document text
- https://pielinks.com/UserFiles/file/37870320370.pdfIn PDF document text
- http://ciskmv.com/css/file/rawapovuxexogovuj.pdfIn PDF document text
- http://moderncarrent.com/user_img/files/11347519474.pdfIn PDF document text
- http://ark-mr.com/data/home/qxu2063190031/htdocs/uploadfile/files/67308286821.pdfIn PDF document text
- http://studioassociatoemc.com/userfiles/files/74089780881.pdfIn PDF document text
- http://bluestandard.pl/ckfinder/userfiles/files/sumeruwaxajatefenevoj.pdfIn PDF document text
- https://earthchartercities.org/wp-content/plugins/formcraft/file-upload/server/content/files/16139b769e27d2---21176835422.pdfIn PDF document text
- http://vladjurnalist.ru/archive/file/33408904273.pdfIn PDF document text
- https://www.aledrukujemy.pl/ckfinder/userfiles/files/bokosotifoxi.pdfIn PDF document text
- https://raiporjai.com/piceditor/file/2250374715.pdfIn PDF document text
- http://gyuco.com/uploadfile/files/20210918_085001.pdfIn PDF document text
- http://avvocato-callegaro.it/public/file/74426003884.pdfIn PDF document text
- http://kleinschaden-expert.com/userfiles/file/24781845257.pdfIn PDF document text
- http://leeharringtonhomes.com/userfiles/file/famaralomel.pdfIn PDF document text
- http://xinshifm.com/userfiles/file/bujobokusugaxidosomiveje.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=picsart+apk+download+latest+versionPDF 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_off0000b70e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB70E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cf20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF20 | 17240 bytes |
SHA-256: 5b4d0c97d4e7a4427a298cba55523bb44ab4e06d2905bac6687ac2721042fb6e |
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font_02_sfnt_off0000fb3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB3E | 10752 bytes |
SHA-256: e2419ed4980fc9b6be5850d02977bef6d9b8e37218111652089425eb60ddf13b |
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