MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to obscure the final destination. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware delivery through these links. The presence of 'utm_term=ps1+pc+download' in one URL suggests a potential phishing lure related to PowerShell.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://centralgiving.com/media/userfiles/file/69151545493.pdf
- http://hyeminshop.com/DATA/files/79584516730.pdf
- http://jagatjyotischool.org/jagatjyotischool/userfiles/file/kowegojeber.pdf
- https://alsharqcc.com/userfiles/files/vojaxum.pdf
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134f3ec8aa5a---48609586706.pdf
- https://tommytest.dish1314.com/data/html_editor/files/43090129115.pdf
- http://eia-edu.com/userfiles/file/48481996459.pdf
- http://china-baby-clothes.com/d/files/59828564807.pdf
- https://wietsevoermans.nl/ckfinder/userfiles/files/ludodugadevewenujamafezi.pdf
- https://sanghvicranes.com/staging/media/1065003169.pdf
- https://www.rapn.ru/ckfinder/userfiles/files/34978434619.pdf
- http://tcyy88.com/userfiles/file/2021090402000573499.pdf
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130ed0bce614---40747147370.pdf
- http://pharmabiosolutions.com/filespath/files/20210910111530.pdf
- http://babijie.com/upload_fck/file/2021-9-10/20210910163633591142.pdf
- https://tbsva.org/Upload/files/20210904085253.pdf
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/16136f9e267eeb---77683573212.pdf
- http://revize-elektro.info/UserFiles/File/15560760117.pdf
- http://videotour24.com/data/fckupload/file/96074657900.pdf
- https://www.tahitotfalu.hu/ckfinder/userfiles/files/53982677150.pdf
- http://www.larucheapain.fr/ljk/file/jemowijikureji.pdf
- https://globalathena.com/ckfinder/userfiles/files/notekalovesawudegoju.pdf
- https://whatproperty.ng/ckfinder/userfiles/files/guwodeguv.pdf
- http://cross-winds.in/upload/contents/images/images/24594534488.pdf
- http://harlit.com/upfiles/file/69471043168
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=ps1+pc+download
- 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_off0000daf0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF0 | 16792 bytes |
font_01_sfnt_off0000f307.binab57efcceac4beae40d9a1074892c371bb807c3a0fd34e122ceeef8259322b0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF307 | 10224 bytes |
font_02_sfnt_off00010a34.bin2e67128ea2dbd626e80fbf367ace926afa6b70ad7d1a95762acb7ed2ef950255 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A34 | 17628 bytes |
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