MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1059 Command and Scripting Interpreter
T1566.001 Spearphishing Attachment
The sample is a PDF document that exhibits characteristics of a phishing lure, as indicated by the 'SE_CLIPBOARD_COMMAND_LURE' heuristic. The document's content, though obfuscated, likely instructs the user to interact with the clipboard in a way that facilitates command execution. The presence of numerous URLs pointing to compromised CMS uploads and link farms further supports a malicious intent, potentially for distributing further stages of an attack. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 7
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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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Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LUREDocument tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
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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://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/64bed3bba5ee1eeda3d66dae74d983f6/neseguwidelizuwu.pdf
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b3dc725e001---kutotagizejili.pdf
- http://sjar-tech.com/uploadfile/file///2021062408290171.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/iuadro7o83r53veajg0ea0kuu7/suxosekoxamiw.pdf
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/7f2256b3d8c580b607547d95267089ec/tukekovuvusaluxalugowuto.pdf
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084a04b87798---41926909678.pdf
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160da01ab5e36b---finerorodafowogumibiv.pdf
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/l1r4fl41gd2dbksr7029vjc9k9/motudokaredozabu.pdf
- http://xn----8sbaqfskngn1qi.xn--p1ai/userfiles/file/36284530978.pdf
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/177bc9c0cad6134b53fd9dd6363aaef8/sudixegomaku.pdf
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/91254a593288329924a929a3f85eab64/koporafivodakudipuki.pdf
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9e4ef0ba8d---39897392615.pdf
- https://101doctor.com/uploads/ckfiles/files/60b65f72912b6.pdf
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/1609b83aac0550---rixezifugu.pdf
- https://alakharia.com/public_html/userfiles/file/zagif.pdf
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607864944d337---gosuwasijujibexikagiz.pdf
- http://safeabortionnepal.com/userfiles/file/fujimo.pdf
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/abf9hfukkak71tgcdviqbub870/saxebinabazerato.pdf
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/4c04fc50179824d3c52e997790abcb01/ropudaxezorosupuremakupu.pdf
- https://ready4use.ru/uploads/files/41182592959.pdf
- http://kulturazebrak.cz/userfiles/51166180711.pdf
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b7d18c7b95c---6230118254.pdf
- https://clickkedai.com/userfiles/file/58122253557.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=questions+and+answers+on+computer+fundamentals+pdf
- 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_off0000f246.binb3d2a7a82c0294c2bce93416a7cfa31741ef8ac123ea3242cd6faffbfe2886e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF246 | 11024 bytes |
font_01_sfnt_off00010c19.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C19 | 16792 bytes |
font_02_sfnt_off0001242b.bin24395d7d0243a7c740c58c7d73c941686b71985e498b02bcff89296ceb06385f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1242B | 16764 bytes |
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