MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to compromised websites, many of which host PDF files, suggesting a link farm or download lure. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates the document likely provides instructions and a password to decrypt a subsequent payload, a common tactic to evade initial security checks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://gintaras.cz/userfiles/file/78508030587.pdf
- http://franklcalabreseattorney.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/53129953744.pdf
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/1609bee135da58---56525437856.pdf
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/6d0b097cf1106d736c4c857d5b39669f/vusofawowatuluwuwafaje.pdf
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/e44jqsdl8brtnusj1ju02780cm/xajuruzibaxabusebelugi.pdf
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c8d807fe8a---gedasavidorokopegaku.pdf
- http://nesthomes.in/userfiles/file/97280925292.pdf
- http://anhuizhkj.com/upload_fck/file/2021-6-17/20210617230140460130.pdf
- http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608f0aaedc375---89472741919.pdf
- http://bezpieczna-strefa.pl/wp-content/plugins/super-forms/uploads/php/files/fe90353d5e0f12e46f21de52dff08e61/regugamuvafimabegikekig.pdf
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/a51cadc5db984e465f1a3e33823b84bb/mogisotesilapolitudubafan.pdf
- https://aftaplan.com/works/peepsparty/html/upload_files/file/97645231275.pdf
- https://ckd-otto.com/contents//files/10442792912.pdf
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/ukdd9tngi7jc35a68od79bah00/davemakipuxorafop.pdf
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/8917ljoj1bs4jquju5cv2oqrh5/97266517474.pdf
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609844e676292---dodikifesexetuvuvi.pdf
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e4cd9507c6---luvarutemewefigefezosaban.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=esp+hack+pubg+download
- 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://scripts.sil.org/OFL
- 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_off00010295.bin2e2ce3dd9dad32089c0be4e9a2de38e629ec7f5a9ee4589d4d3904fef7f303cf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10295 | 5492 bytes |
font_01_sfnt_off00011554.binf8735a68f95cd1ff443a90f02346f9f3949cf3d4e7dba2013050e4c16fdc731f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11554 | 12916 bytes |
font_02_sfnt_off0001408f.binc3d0ee408bee49a88931d2ac630a9fb52e88a46fabab5a72aa19e78bbe1d3826 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1408F | 16376 bytes |
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