MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and ML classifiers indicated a high probability of maliciousness. It contains a link farm with numerous URLs, many hosted on compromised CMS uploads or disposable domains, suggesting an attempt to distribute malicious content or phish users. The presence of external URIs and a link farm structure points towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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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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 https://www.highlandernepal.com/assets/ckfinder/userfiles/files/deledewesedisezezewafo.pdf
- https://chiuman-hk.com/images/file/33757440381.pdf
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/91heguh71c2cddoiri1tnjg7um/xuvijujamolijagufuje.pdf
- https://soechi.com/userfiles/file/watesepo.pdf
- http://liily.jp/upload/file/20210902081432.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1614e9f23037c3---70101052267.pdf
- http://tauben-buchmeier.de/kleinberliner-schuetzen/userfiles/files/94217811089.pdf
- https://haltia.mx/sii/ckfinder/userfiles/files/nodajafozodinawuvuw.pdf
- http://tpdw.pl/userfiles/file/45814433904.pdf
- https://businesslife.com/content/file/57273932570.pdf
- http://banglatalkies.com/dynamic-images/cms/file/78390479801.pdf
- http://amkchem.com/upload/files/58819976763.pdf
- http://www.roosprommenschenckelfoundation.nl/ckfinder/files/files/xivaferelewoxamudegaxonak.pdf
- https://cupanghitam.com/contents/files/bizofomofawikipifesu.pdf
- https://tonere.shop/app/webroot/files/userfiles/files/95748890610.pdf
- http://audiomaster.se/wp-content/plugins/formcraft/file-upload/server/content/files/16141eb7cb8f55---26447511281.pdf
- http://prochem.vn/images/uploads/files/60471649835.pdf
- http://yuilchem.com/userData/board/file/koselinewisavivuges.pdf
- http://rwdwebwebdesign.com/img-aim/files/kuvedumurokonezorevakamaj.pdf
- http://millionsdiscount.com/mo_images/files/70535155498.pdf
- http://giga.sk/storage/file/fifeto.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=gta+5+online+play+now+free+android+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_off0000adda.bin907cc2fc03bc61bcf3e65a25a61db4401652784755e39fcf36c5ef53d55973b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADDA | 10696 bytes |
font_01_sfnt_off0000c6a0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6A0 | 16792 bytes |
font_02_sfnt_off0000deb2.bin1e237b1d38d6de4472f13238d3874f4486e334afbf1d3da7719a37288d7a65fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEB2 | 14644 bytes |
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