MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. The presence of numerous embedded links, many pointing to disposable domains, strongly suggests a phishing or link-farming attempt. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate malicious intent, likely to redirect users to malicious websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
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://webmakler.org/userfiles/file/79047626626.pdf In PDF document text
- http://arabic.cz/ckfinder/userfiles/files/nasatel.pdfIn PDF document text
- http://pytextiles.com/userfiles/file/17714693429.pdfIn PDF document text
- http://kwong-cheong.com/userfiles/sasolopode.pdfIn PDF document text
- http://indyskischool.com/ckfinder/userfiles/files/bedudumo.pdfIn PDF document text
- https://webmenuplus.com/images/file/30784329787.pdfIn PDF document text
- http://j-line.ca/fck_upload/file/xijugutojenuge.pdfIn PDF document text
- http://patroha.hu/file/5020206005.pdfIn PDF document text
- http://deleeuwputten.nl/site/data/ws/files/42388809299.pdfIn PDF document text
- https://nmcs.ca/userfiles/files/80439363730.pdfIn PDF document text
- http://ke-sen.com/userfiles/file/1631686559.pdfIn PDF document text
- https://charteriraq.ir/basefile/charteriraqir/files/81224519487.pdfIn PDF document text
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613fdcfb11685---34431762584.pdfIn PDF document text
- http://polyalpan.hu/_user/file/89446320626.pdfIn PDF document text
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132493967792---27945000642.pdfIn PDF document text
- http://metalzilembo.it/userfiles/files/66624433039.pdfIn PDF document text
- http://africansafaris-spain.com/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%2Ffile/69455156672.pdfIn PDF document text
- https://cuatudongbinhduong.net/uploads/files/98820451643.pdfIn PDF document text
- http://honderhotel.com/UploadFiles/FCKeditor/20210905144909.pdfIn PDF document text
- http://hadt.vn/upload/files/tozixozuk.pdfIn PDF document text
- http://expertworker.paraleumarian.ro/app/webroot/files/userfiles/files/pidexewikejebalumetadiz.pdfIn PDF document text
- http://kaitosushisb.com/uploads/files/92366229172.pdfIn PDF document text
- http://china-hold.com/UploadFile/file/20210909201055431.pdfIn PDF document text
- http://salman-group.com/userfiles/file/redinunamosexuzude.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=boruto+comics+apkPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB02 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010319.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10319 | 10500 bytes |
SHA-256: a4b1cde3b24fe130fc1baa565d351d8310f3cda859d87b43eab91318557acc5e |
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font_02_sfnt_off00011b18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B18 | 1820 bytes |
SHA-256: ef4c56b83544acc0eae329b123dcb13384a4443b8ee25b6b011fcec9f25c534c |
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font_03_sfnt_off0001239e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1239E | 25884 bytes |
SHA-256: 8ce58d812c1baf619cc20e653b452b05d401ead2a7af7c6cfa5ce636f39584b4 |
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