MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, particularly those hosted on compromised WordPress sites, are key indicators of this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/0a7dd8tsf1ahiqgkem9mt5l6oi/fejixijoruju.pdf In PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/160700ba8f35bd---xokiwobep.pdfIn PDF document text
- https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/d0b590784dede03e145ef8db80735482/62519793951.pdfIn PDF document text
- http://yousefmaktabi.com/ckfinder/userfiles/files/metuku.pdfIn PDF document text
- http://krzysztofmalec.pl/gfx/fck/file/pemiregifalamawe.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0c75f49658---57208329169.pdfIn PDF document text
- https://portugaliaimagyarok.com/ckfinder/userfiles/files/67125826284.pdfIn PDF document text
- https://krimgranit.ru/wp-content/plugins/super-forms/uploads/php/files/a7cb653f609ed0ba6372f7cd52b8a63a/46945378549.pdfIn PDF document text
- http://bclgrouptt.com/userfiles/file/nakobebugapumifo.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a65b021c1f2---50768715616.pdfIn PDF document text
- http://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/nojo4vom8l6h350c7jrlvigld3/darerofapipofojimewosigu.pdfIn PDF document text
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/84b89ffb2315a47f772cc430c0828567/2273465860.pdfIn PDF document text
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/rg89ukbrv7ge8erb3mt1b72kiq/fogizuseteniro.pdfIn PDF document text
- https://kampusogrenciyurdu.com/file/pojimulew.pdfIn PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/3df6b683bed809022172ae93c87fb1fd/99359540842.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/mhvjclktj6bevr3t5g1iv4qdd6/rogezawod.pdfIn PDF document text
- http://tbm-mova.by/images_from_html_editor/file/repiseturakedijewi.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609178405c54f---jojitijowojuji.pdfIn PDF document text
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/8e887243adce444f306a10b6daf6f094/jatasedadimisakafulixev.pdfIn PDF document text
- http://tuanlongland.com/upload/files/3305295725.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5fa531b921---41569544529.pdfIn PDF document text
- http://sushiosushi.com/uploads/files/narumefik.pdfIn PDF document text
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/6qusdkb90sm76k7p7it892itdf/21093519469.pdfIn PDF document text
- http://vrieshorst.nl/images/uploads/file/5612555875.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=fake+gps+pokemon+go+2020+itaPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ff99.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF99 | 18444 bytes |
SHA-256: 1d99a9d2ab5fdc74c77dba54eaa3de5624a93de28565a2ca010a4b49ef09321d |
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font_01_sfnt_off00012e50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E50 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014667.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14667 | 10760 bytes |
SHA-256: e02012f6fbd14851a6c959b28c81085b9618201831cd39741e4607e7a6a5882e |
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