MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with multiple URLs pointing to compromised WordPress sites and other domains, suggesting a phishing or malware distribution scheme. The presence of numerous links and the nature of the hosting (compromised CMS uploads) strongly indicate a malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://www.lauricedale.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1606fbff09cad4---novaselivifavefe.pdf
- http://krevue.cz/UserFiles/File/78096489675.pdf
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/q9805n44ggk3v02l5a7klg4c4k/96958832819.pdf
- http://blog.crowdly.com/wp-content/plugins/formcraft/file-upload/server/content/files/160976b39c7b97---budinefetivu.pdf
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16080f4bad1acb---makalezilimoludagib.pdf
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a82625f3501---jedifomerowexufutek.pdf
- http://hyundai-dongdo.vn/images/files/79487826492.pdf
- http://bpabv.nl/uploadfiles/file/24834782922.pdf
- https://mt-creativestudio.com/ckfinder/userfiles/files/20967646197.pdf
- https://www.northwoodmedical.ca/wp-content/plugins/super-forms/uploads/php/files/4de6c4ts9f0u3maofmsj22bava/towabaxere.pdf
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/0b1239ca6c27c1f6b67b82d4afd7a0cb/zamovilowemusuxawoba.pdf
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/16079fb2927330---62972811398.pdf
- https://agrachoff.ru/wp-content/plugins/super-forms/uploads/php/files/ba82c06cf9c77b4f0dbbfdeac1253556/jazuvixogamesizitepamu.pdf
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbe84137b2c---pojitobevaxaz.pdf
- http://www.lugashotel.com/data/editorfile/xovusugugeledo.pdf
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/4726fc5a069eb44d2472510fa88459a0/magagobudi.pdf
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/7ef0554f6786350ff7962715357b6fba/76174243333.pdf
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608b5072b162a---nalomipejogogojoruladesi.pdf
- https://takiminsahada.com/wp-content/plugins/super-forms/uploads/php/files/crpu8go6eri4mum0pi59445v2u/51486371693.pdf
- http://proxima-design.cz/files/file/25646564057.pdf
- https://irantruck.ir/data/file/49907710089.pdf
- http://orourkelawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/22619500223.pdf
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077127ed97e1---mesit.pdf
- https://outsourcedbackoffice.co.uk/wp-content/plugins/super-forms/uploads/php/files/c8d7b5a02347b31c84454d805e670415/xarutijikebatoxopofutaxal.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=another+word+for+focuses
- 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_off0000d258.bin267cada1fe24d1a7c89bc3cf4e17d0d308daa044967739322ede8390914cc487 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD258 | 17136 bytes |
font_01_sfnt_off0000fec9.binebcc0bc401c97a27d6d0f11676181e07bb78a92f36d0282e604e343cd6b50907 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEC9 | 10440 bytes |
font_02_sfnt_off00011685.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11685 | 16792 bytes |
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