MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV detecting it as a phishing trojan. It contains numerous links pointing to compromised WordPress upload directories, indicating a link farm designed to distribute malicious content. The document body is heavily obfuscated and unreadable, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/f58ea1af100b4686bd8a98639b36810e/kemodozafajod.pdf
- http://pro-group.ru/userfiles/files/27638360198.pdf
- https://www.varishastalari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160759867cf1ea---72183719647.pdf
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfb09c7c7f5---20602939376.pdf
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082e7e2c5181---90463058293.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/2f49c71a9afb7a3129c3b08e9f833cc8/tiwisiguvifotira.pdf
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c02b9581d3---161396106.pdf
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/dfnj2eee6ur189k3mfb1e70kth/45270511523.pdf
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/45a4879db9c77f96dd5fd194b78d865e/90393617948.pdf
- https://capitaleny.com/wp-content/plugins/super-forms/uploads/php/files/5e6cecbf2cd4a06727d756fadf35ac1d/61299683743.pdf
- http://besttailor.info/ckfinder/userfiles/files/4815196404.pdf
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/e1bka9ikanierq6buhf58skr4i/12056821257.pdf
- http://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e302d930b6---4147375535.pdf
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099083189f17---boboroxi.pdf
- http://ahcxdq.com/uploads/file/300649595045.pdf
- http://clinicaveterinariasangiacomo.it/userfiles/files/61496734821.pdf
- http://weilandensemble.nl/ckfinder/userfiles/files/237367338.pdf
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160ad3e7cb2e0b---divofaxikuzivo.pdf
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/vbh3gfu8u2u0agdhq8g1j6dnn5/wekuzexonexipusudu.pdf
- https://nexusmediation.nl/files/zufavif.pdf
- http://technoculture.cz/admin/upload/file/kekadudovudavogavegukuwil.pdf
- https://rajakeempat.com/contents//files/wodenigizulasudesafudatin.pdf
- http://southfieldhigh.com/clients/a/a2/a202dccd336a30abee2d0a4364b9f07c/File/86197574520.pdf
- http://webcertain.net/contentupload/fckeditorUploads/organization_/file/9356963758.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=loops+on+back+of+sewing
- 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_off0000e048.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE048 | 16792 bytes |
font_01_sfnt_off0000f85f.binf445163fb2d329413b37179b3063c482ce6edb0e70cae331d2e186d145374660 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF85F | 10688 bytes |
font_02_sfnt_off000110e2.bin3727b181c3c84d2b7f8b5b86efa64b5aa6e61e4fdca0875f45ab8930a7633406 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110E2 | 16064 bytes |
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