MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to disposable domains and are part of a link farm, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were directly extracted, the PDF structure and embedded links are indicative of a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 http://sireny.net/share/files/dinegivija.pdf
- http://z-i-f.ru/userfiles/file/83955294755.pdf
- http://grupopiscis.com/upload/files/36466394202.pdf
- http://onyx-innovations.com/assets/ckfinder/userfiles/files/67759709926.pdf
- http://autosoftware.company/autoresponders_images/files/lalotudura.pdf
- http://igabana.com/upfolder/e/files/20210912015652.pdf
- https://hotelite.in/userfiles/file/63653869820.pdf
- https://hoatuoi360.vn/uploads/files/4301863775.pdf
- http://ekhoron21.mn/uploads/files/kufuje.pdf
- http://patanjali.zohukum.com/ckfinder/userfiles/files/sotutovobamex.pdf
- https://adamant54.ru/userfiles/files/zavekofoguposixabezajijo.pdf
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/161334bcb7ce81---75645088720.pdf
- http://usagimatur.com/files/others/talekebukitox.pdf
- http://debnine.net/UserFiles/File/nifiwavokajafojoza.pdf
- https://businesslife.com/content/files/74710775023.pdf
- http://joeun-it.com/userData/board/file/1890033951.pdf
- https://km2804.com/ckupload/files/59589659944.pdf
- http://kuehllawpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dunoxedeviv.pdf
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/6ciemv5un70p2u8v76dnmouopa/43525941255.pdf
- https://hoakhanh.vn/uploads/image/files/zagoreza.pdf
- http://www.gleason.com.au/application/third_party/ckfinder/userfiles/files/58047451687.pdf
- https://fundacjanadzieja.com/images/wyswig_images/file/54539568846.pdf
- http://giorgimpianti.com/userfiles/file/sezudusalasiwuvam.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=miui+11+gestures
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dec4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEC4 | 16792 bytes |
font_01_sfnt_off0000f6da.bin7bf0c728c026a6b73d691ec3aa20ffac8e37887732b028a31f90a8e01020f29e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6DA | 9996 bytes |
font_02_sfnt_off00010d2f.bind588039265a65ea586e4bc8940465ae7c239ac57cfefda6c73c6053f2a75019a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D2F | 19684 bytes |
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