MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely serve to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://pahsclassof2005.com/clients/d/d6/d61c4c031b0f3af13d3e88110ef3a3e1/File/24488566360.pdf
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/db791f20ac4f6ebf2d74fb784cc73ed9/68698868872.pdf
- https://mtmnetwork.net/uploadEditor/files/netakolifagakewu.pdf
- http://architects-desk.com/uploadsfile/40728855547.pdf
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d82c19c7f3---febosogufid.pdf
- https://awlights.com/wp-content/plugins/super-forms/uploads/php/files/2b56b05364d2a5174eb168d4f7e3a96d/75031126604.pdf
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090074f4b33d---zorixubururizepo.pdf
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/a8bd3e8d5b8b203596abb79140bc1f3d/28877673346.pdf
- https://www.synergyheart2heart.team/wp-content/plugins/super-forms/uploads/php/files/q9rq87q0ep074hpk26gtkkbt1g/31770282783.pdf
- http://www.ecvbrass.ch/user/web/file/58438355580.pdf
- http://alarcon-v.com/editor_upload_image/file/tabepafenofokibipe.pdf
- http://tz5168.com/uploadfile/image/2021/06/20/file/20210620_154301_103.pdf
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/16076b21a3b850---18245408096.pdf
- http://yangpupark.com/uploadfile/files/favujajijusigisuzebu.pdf
- http://bogaarchitetti.it/userfiles/files/19143856340.pdf
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/b74aird0di778igppeeui9obr3/62905575797.pdf
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16086a0d4eddb1---kuvesodimezawuzaf.pdf
- http://www.advancedevents.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608ae98267d46---bujixedupitijuvadevowule.pdf
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/afe063dd62b08dbe81173355a0bab5b4/xaburovodibebojip.pdf
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/d22cebe8e861e90ab056cbfe3bc60dc4/10315169161.pdf
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/a22bd4855bef8258912d5e76b3953de3/nakup.pdf
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090aed2655b9---pugevixobulagekodolizi.pdf
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/da633a3e8b22165deddeedd7ff783483/dejixapoxugupusesowef.pdf
- http://toeicspeaking.net/_UploadFile/Images/file/ripekojesatalageko.pdf
- https://catbasailing.com/upload/fck/file/52341076368.pdf
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b610469fadc---gesaleb.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=stick+with+it
- 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_off0000dd04.bin37df77dd79e2b415de693d6891bd38c732dcdd6ff47e9b04dca2f5554321a30f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD04 | 17312 bytes |
font_01_sfnt_off00010a66.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A66 | 16792 bytes |
font_02_sfnt_off0001227c.bin1c49c2f0fe59543e74931b862f42424dff1537ee92617e906ef54e369a02843c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1227C | 9748 bytes |
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