MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised WordPress sites and disposable hosting domains. The embedded URLs likely serve to distribute further malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://iltorg.ru/upload/file/95548146267.pdf
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/9c7343556af0ee71a6d78ffdd9a215b4/55317960504.pdf
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/6ffacba0e88dc2279f151abe66d464af/rilojatimi.pdf
- http://gursakaryahukuk.com/images/file/40197883521.pdf
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160748e257ca63---63034050649.pdf
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/5eccfc7954dcf47499f264d6ecfa93cb/16912521007.pdf
- http://www.deep2001.com/images/library/File/pitaraduraxorerozef.pdf
- http://lafenicealcamo.it/userfiles/files/jitaja.pdf
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b8ae1555b36---6263110210.pdf
- http://buergerforum-tirol.at/file/wamuvegitenuxemup.pdf
- http://innotack.com/userfiles/files/64990080840.pdf
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aec0dc7bb22---10215272815.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a9958c6e9e6---doxilazozonelogu.pdf
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c66dd7b410---30986059313.pdf
- https://feniks9.ru/ckfinder/userfiles/files/soxesewezufobevu.pdf
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1608db25590017---sepomukolera.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a06bb4806fe---bejowuxo.pdf
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ac941775317---47251962232.pdf
- https://nestuby.com/userfiles/file/fegirekilipumewetak.pdf
- http://21cedu.com/pds/userfiles/files/sugowivubisex.pdf
- http://darec.sk/files/files/75047208239.pdf
- http://kielcenoca.pl/files/file/55814513798.pdf
- https://aawyx.com/sites/default/imageuser/file/sudafubitulomop.pdf
- http://asesorialuishervas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f34ce57342---dupakubifukameturazam.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=work+of+lawyer
- 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_off0000fb52.bin8ca27fe6047e5b05af8b216ffec81b8d91fd641a9e165d23100b053dbcad67e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB52 | 17148 bytes |
font_01_sfnt_off00012835.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12835 | 16792 bytes |
font_02_sfnt_off0001404c.bin84a5fe346f28f508f30520ec2bb6d2c5c7569054bb4c0677873248700627263b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1404C | 10032 bytes |
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