MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to numerous URLs, many of which are hosted on compromised WordPress sites or disposable domains, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious content or further stages of an attack.
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://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bb563745e3---84613888014.pdf
- http://synerfreight.com/syner_upload/images/files/254463247.pdf
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606da14660c6f---rupuvomuwegelizatesofovi.pdf
- https://gearforfree.com/wp-content/plugins/super-forms/uploads/php/files/te2o0lctjia72c6kje51qu6oeq/20428658454.pdf
- http://kanstm.com/ckupload/files/rolubajiwawako.pdf
- https://www.ibyservice.com/wp-content/plugins/super-forms/uploads/php/files/42f40aea32b7982bbc7f5fcdacd48f9f/35215630324.pdf
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16078de0c86ed4---7670875078.pdf
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16098989646da7---41596922584.pdf
- http://barcelonasixtytwo.com/userfiles/file/zuziru.pdf
- https://taechoclub.com/FileData/ckfinder/files/20210624_CD9872959C6CDF5C.pdf
- http://dioceseofniranam.org/userfiles/file/mudiwetotoperunonuzetejon.pdf
- https://kimtuong.vn/isc/public/files/fckupload/file/najifetot.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd474c464eb---tigozulazov.pdf
- https://vildmarksjagt.dk/userfiles/file/35475601551.pdf
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/nd145b00in10t9upk1d14spnuf/79104080881.pdf
- https://sancarspune.com/wp-content/plugins/super-forms/uploads/php/files/0eb23c8d9f28f2540795dc2081772385/53933515669.pdf
- https://dpengineers.info/admin/userfiles/file/nabepoj.pdf
- https://amenajarisiconstructii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160780c7a8e2b4---31645155355.pdf
- https://tecnibat.net/uploads/archivos/88508795348.pdf
- http://igruppe.no/ckfinder/userfiles//files/10322852973.pdf
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/471876a511dc3e29ae236744cde01981/loluvagiliforuwifopogixok.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f875b7ad03---vifupini.pdf
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/d8dc927a8b6ad2c1eaac0b992bd54ab3/gowoxofiwexuwokudaxo.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=national+reconciliation+week
- 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_off0000f414.bin71df2226bebb21ef442c8b81d860570db689bee2564b326b38235d173586d2e7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF414 | 10212 bytes |
font_01_sfnt_off00010b24.bin30eb9cb2db33e0ae2fe8ea65061486947568aaed8401bf5776885b82e89fa092 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B24 | 16988 bytes |
font_02_sfnt_off00013743.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13743 | 16792 bytes |
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