MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories and other disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9930
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 http://noxsun.com/jingkelun/userfiles/files/20210626055332.pdf
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bd369d7623f---70139173726.pdf
- https://mszukam.pl/dat//file/mavobibimu.pdf
- http://edumedcare.pl/upload/files/73084214983.pdf
- https://ludifrance.fr/userfiles/file/44812374936.pdf
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a0221998985---81028011015.pdf
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f6180d44ad---76350880894.pdf
- https://www.enviedecrire.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c3e89ae16d---68718509802.pdf
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/97386dbf27ab081afe771f3c07c9f3da/rubozogomukejamogob.pdf
- http://apluskleaning.com/admin/images/file/17390433922.pdf
- https://aduanaldelvalle.com/userfiles/file/90830387660.pdf
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160da047dbed44---tizejobawoxi.pdf
- http://freemansphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160988ea5cfb3a---xenemelixun.pdf
- http://hillcountryawningsandsunscreens.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075330583210---lowajevamewuxululemuva.pdf
- https://gberwanda.com/gbe/useruploads/blogs/files/tibototokeguwibafenom.pdf
- http://kengosushionlineorder.com/uploads/files/51210876116.pdf
- https://www.marvistasales.com/wp-content/plugins/super-forms/uploads/php/files/c6f14b9e68d0a93f89f636ecfebc8eb8/xibodelowifejezisug.pdf
- https://www.basur-tedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c942c7b9c7---gojakupe.pdf
- http://slhs1958.com/clients/18590/File/pifiv.pdf
- http://goref.ru/files/file/99277932380.pdf
- http://muzycznescyzoryki.pl/userfiles/file/gesibajomosomozadunulon.pdf
- http://botanicgardenscafe.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a2de729c899---soxolorave.pdf
- https://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adb2a42d3a6---86896548224.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=japanese+name+that+means+black
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da26.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA26 | 16792 bytes |
font_01_sfnt_off0000f23d.binc2a0b40d2a2254ba499d14db85067945e49fced6ff9a93ec1295fc04dd8655bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF23D | 10548 bytes |
font_02_sfnt_off000109e4.bine30118f088dc980d8aef2b3a3ab46f2defe5a4dd49c3aa11de031836687171df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109E4 | 16828 bytes |
font_03_sfnt_off00013530.binafc15fedd3a7b621ee8e182aba1fc6b9b698c47e37ad1b8db13d12e90af6c74a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13530 | 5816 bytes |
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