MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised WordPress upload directories, indicating a link farm designed to redirect users. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted, and the document body was unreadable, so the primary attack vector appears to be the embedded URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
Heuristics 5
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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://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ab750694259---xexivexorozulisi.pdf
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c08a1733833---81810185233.pdf
- http://sahrugs.com/userfiles/file/22216440973.pdf
- https://www.andrecampbell.ca/wp-content/plugins/super-forms/uploads/php/files/bcdde4a188ba2a6c9d2212c1f1ceee2b/98480750959.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a846bf57636---98505691934.pdf
- https://hotelristorantenovecento.it/wp-content/plugins/super-forms/uploads/php/files/02ec0c53d75538bfc964a7a7aa2170b1/kinoboxanexenerogesolim.pdf
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/19eddf683c4e06a2a9bf819efe707e8e/neribagajixupewaduvab.pdf
- http://lussoleathertiles.com/test4/EDITOR/example/v2/userfiles/file/lavojebatikase.pdf
- http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a59994e73d2---vakepefadadexa.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608506cbcfbf9---lesul.pdf
- http://drivescuolaguida.it/userfiles/files/sisukotaweleralibalopeva.pdf
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f8a43a8df7---69308467056.pdf
- http://briarcliff70.com/clients/874901/File/tetunodigelagida.pdf
- http://eske.hu/wp-content/plugins/formcraft/file-upload/server/content/files/160b62721b6da2---12197945782.pdf
- http://velo.hu/UserFiles//file/gexiluxuduruxoguvipi.pdf
- http://lohsclassof70.com/clients/3/31/31ca850ff086a58b81c8700e10a01852/File/28911607519.pdf
- http://bhttourist.com/upload/fckimagesfile/kugutuvazizewesitisubif.pdf
- http://lab4050.com/upload/editor/file/takakigoziriwuvetavevode.pdf
- http://lideparts.com/userfiles/file/1625183739.pdf
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8a21c23e0d---nasugemobewudazexavudon.pdf
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/dd233063f35971f5cfa8b45fdb801dba/mizagezawiwozo.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=most+powerful+scp
- 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_off0000de34.bin1c7fb29a1222805f24e9ffa1b29e32d33c6baef56e701f5f346d9d65135c9ca2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE34 | 10296 bytes |
font_01_sfnt_off0000f5ae.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5AE | 16792 bytes |
font_02_sfnt_off00010dc0.bin7632e8cfd22aad531ca8507de314e7f98a89793207b79ce2ff390a0e5e989b2e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DC0 | 16752 bytes |
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