MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous URLs pointing to compromised CMS uploads and disposable hosting, suggesting it functions as a link farm. The presence of embedded URLs and the PDF structure strongly suggest it's used for phishing or distributing further malware, likely via a spearphishing attachment vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://bezpieczna-strefa.pl/wp-content/plugins/super-forms/uploads/php/files/0d48b052cc91898ddc0bee911304b5b1/fiwevugunofovuko.pdf
- https://actioncoach.com.my/wp-content/plugins/formcraft/file-upload/server/content/files/160a4972cb6af9---joxizipig.pdf
- https://et-auditing.com/userfiles/files/59574919270.pdf
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ac92c20b078---nojisisenovi.pdf
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0707d22bfc---wikajumalubigevetuwun.pdf
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ecb292727c---75772320440.pdf
- http://chargers68-50th.com/clients/3/3d/3dd154274af4887fbe356f6dcfc18689/File/bipukafuparifebakite.pdf
- http://www.doctor-carpet.com/wp-content/plugins/super-forms/uploads/php/files/m2bikc2j9vmme1h19m14ifd7l1/suvas.pdf
- http://amirafouad.com/uploaded_files/file/94387919378.pdf
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/160a2fd1162e52---gokex.pdf
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/csi9ecp7edqa88re1rf0bor7kc/rumunu.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/16094816615ed1---vitixavirowujegagamera.pdf
- https://martybermanassociates.com/wp-content/plugins/super-forms/uploads/php/files/2440397eb63fdd213d40c82d3afe48e2/revisovu.pdf
- http://www.chicagoalphas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bafae59b335---botivevefeje.pdf
- https://leosservices.com/userfiles/file/25652730845.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098a6dc45aac---roxalezerezovutig.pdf
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/bljgfgoccof851ve715fg8qpk5/13477917632.pdf
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087cff2680fc---74755421762.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/i2djaicpjhpqke4i7g8vks433u/molimifed.pdf
- http://www.lifestaralberta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080fed39ac05---2852081188.pdf
- https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/ccf3f18b960a1911edb8d434bc727f41/lazoz.pdf
- http://computer-rudolstadt.de/upload/file/79884878916.pdf
- https://tripleccompanies.com/wp-content/plugins/super-forms/uploads/php/files/892615ca92936cc067b58a4e0d6072d8/78690526140.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=insurgent+book+for+free
- 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_off0000d7d4.bin9aab2e193ca448dbec938542506ae85c8f6b656f2bc5619393b1d3b2b4c38110 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7D4 | 10372 bytes |
font_01_sfnt_off0000ef6b.bin7ae405a0a2cbc24b8aeff790dc8a23b0c39a05252768baef60dc846209d84c63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF6B | 16792 bytes |
font_02_sfnt_off00011af3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AF3 | 16792 bytes |
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