MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains numerous links pointing to compromised WordPress upload directories and other potentially malicious sites, indicating a phishing or malware distribution attempt. The presence of these links suggests the document is intended to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/1168ae9f822a10f016db8704d990d3fb/wojepil.pdf
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606f85d629de4---xexikubugipup.pdf
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c45c98121c---96505595257.pdf
- https://www.andimoda.com/wp-content/plugins/super-forms/uploads/php/files/4923195de567950004f00a2cee8304f2/95704433171.pdf
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8fb014d38---45033900411.pdf
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/7134570bf257b8d52c5c9ddea2f8262b/jetugarupedo.pdf
- https://pmsp-me.com/userfiles/files/xopobed.pdf
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160944214615c2---28933621506.pdf
- https://roofmed.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a0a2852cb89---suzekotaronuzobobune.pdf
- https://rittenhousesmiles.com/wp-content/plugins/super-forms/uploads/php/files/f5b93eaa5b6abe555aa8cfeaa6515d2b/69901233483.pdf
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/286f7f59307ad9e1d6e1bf9369d09e9f/bibozadenamezelaj.pdf
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/cc62ac66e9cba27b2178e3e5904c3e1e/63695784641.pdf
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608204e69a03e---ravumafumez.pdf
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1606cba20c5a6e---wunawobuforaneze.pdf
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/903c7f2ef9b1e937f424a05119eb34d6/ravomizakasoj.pdf
- http://soflocops.net/clients/81266/File/wubekap.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=advanced+financial+accounting+10th+edition
- 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_off0000efd7.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFD7 | 16792 bytes |
font_01_sfnt_off000107ee.bin8edf9b17178b0a0912e24a2a2d278eb1629504fb5baaed7793da610077f17e16 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107EE | 10808 bytes |
font_02_sfnt_off000120a3.bine001812e45d5ffbc5edef514a4ccf2f895ffc64107a2b52ad0d816d90228a5cf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120A3 | 18180 bytes |
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