MALICIOUS
156
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 sites and other disposable hosting domains, indicating a link farm designed to distribute malicious content. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan. The embedded URLs suggest an attempt to lure users to external sites that likely host further malicious payloads or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ownlines.com/upfiles/file/9379965994.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079174ca5c78---20968597606.pdf
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/11d481e0d4817f6d1e307f8b5918f68e/xisivibobatedugul.pdf
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609e287469259---gatuwemuzifajirabu.pdf
- https://amiablediamonds.com/wp-content/plugins/super-forms/uploads/php/files/cbcf749bb65dab29c85f89843066eb31/29295346372.pdf
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608d9f63eef64---73028283575.pdf
- http://kennyre.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099ac7d7d7f3---kizepera.pdf
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160af6eb600130---nikazovuzarabovo.pdf
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/50541e861ecf8f3af23c4bd6006e4423/24406336318.pdf
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085a0e85b5b4---12314663783.pdf
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/6e51fb53ef55bb2d36a9c3defbcb752c/zalogexomuxapewukonataz.pdf
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160743aec1d9f4---4017173642.pdf
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607aeed0e7b97---40242173482.pdf
- https://bataretak.com/img/files/file/75683897607.pdf
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/opk6ibobtq2v41939p8nqbipo6/53066346901.pdf
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7ad0760086---90886714459.pdf
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/ddul5hq7uesmvtidu9fra28nr3/finogarukesefojepenemuk.pdf
- https://dtcprojects.com.au/wp-content/plugins/super-forms/uploads/php/files/6gq7bj6vt7gulbc6v427emblt6/manevubu.pdf
- https://www.stjohnhomelessshelter.org/wp-content/plugins/super-forms/uploads/php/files/4a8e2e300ce6098c8699361995d5e2f4/13633260602.pdf
- http://esthebel.de/userfiles/file/9588703803.pdf
- http://slanfusa.org/clients/47225/File/mazale.pdf
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/9f072596fef195bd2969a93ebe221f4e/27091002966.pdf
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608771026167f---mamulu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=the+power+of+slow+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_off0000eff7.bin8d20283ca7d777d1d43d458fb66941c5d687c10360613ba190d97df0be74d60b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFF7 | 17628 bytes |
font_01_sfnt_off00011e16.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E16 | 16792 bytes |
font_02_sfnt_off0001362d.bin2b405694ab8f6943f7c355b8f2559258e4b747977e94b919cf421cd63a9cee8f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1362D | 10188 bytes |
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