MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of multiple unknown URLs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic further support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://playfromhome.org/clients/4/49/49939bf6a151252ba1adfe53d1befa29/File/3336113878.pdf
- http://apluskleaning.com/admin/images/file/14675870824.pdf
- https://daleplumbinginc.com/wp-content/plugins/super-forms/uploads/php/files/2f4aaaa7a9a48ada6c356e1522555cec/25288874851.pdf
- http://archiprojektai.lt/app/webroot/uploads/userfiles/files/6199368058.pdf
- https://drsaman.com/files/wiresefimexekobipod.pdf
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/4462e29440a81246b0d6bfd28db6627c/guwipirefusufup.pdf
- https://bikinibody.be/wp-content/plugins/super-forms/uploads/php/files/u1m3bi8q79hg5c0egfhgb0noat/tagoguxaxefumaw.pdf
- http://tz5168.com/uploadfile/image/2021/05/17/file/20210517_093256_185.pdf
- https://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/a99c479f4fda290e2670b2112e5a2205/41489210533.pdf
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/724a4715922890a27d1a1b990e4a4a48/wotexojamebatamelixan.pdf
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/9d2f4b3713afef2fae0a779e7d687250/xisanume.pdf
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/b71fdbbb49265302883f5d7fac700e2f/3081623372.pdf
- https://www.hed-endo.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1607fec22eb31a---26251237394.pdf
- http://mea-travel.pl/userfiles/file/28327857722.pdf
- https://lamthong-marchph.com/piceditor/file/40094933366.pdf
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160d66e9bad197---65984306339.pdf
- https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a22f695098c---47442322438.pdf
- https://groupburuemas2.com/contents//files/xuzijotarezateg.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072d5735be23---46316806909.pdf
- http://produccionesproezas.com/clients/2/28/28ea8f13eb032e89cab2838ec144e7af/File/dovikufajetenilurimi.pdf
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cd066349a12---57912730111.pdf
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/160a677d48a83d---79939062569.pdf
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd968585eaf---neziwuwuponabunefuviv.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=microeconomics+for+beginners+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_off0000fd48.bin68465e1ff24c9a88d225a6fdf46a55763c61b883950dbd02a433c48ae91e367e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD48 | 10792 bytes |
font_01_sfnt_off000115aa.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115AA | 16792 bytes |
font_02_sfnt_off00012dbc.bin8a35186f5ca913a8bf230fa8a43f027303aaa2a74a13289d925204ce69d2e6d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DBC | 17488 bytes |
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