MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF contains numerous links, many of which point to compromised CMS upload directories 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 sites. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://beastyenergy.com/userfiles/file/87936547933.pdf
- https://simondaulte.com/ckfinder/userfiles/files/jitazewosonited.pdf
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/16095cb6a54aff---popomef.pdf
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607581859cb1b---jegubekim.pdf
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16070301f627b1---vepulipizuwewadesaxa.pdf
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/oeqg1u9chv3dan795kknvsn2lh/45517546384.pdf
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c581e50c836---239923402.pdf
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e76826b08d---samibejimigupuzebupatagi.pdf
- http://messtores.ca/fck_user_files/file/vojedogibe.pdf
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/160847f706ec54---didobipopil.pdf
- http://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/14eb1c679444602c0dd870fa4c3a588f/polavinofiveloje.pdf
- https://systematix.pl/userfiles/file/xixapifowet.pdf
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081849dac0d2---xasaxeliwiwupogukidi.pdf
- http://cokhihoaiduc.com/uploads/files/tadoto.pdf
- https://tortugafilms.ca/adminfiles/file/topud.pdf
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/bbe6421936852473428187b528e52b87/4250831544.pdf
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086d9b00ee0b---mizixurere.pdf
- http://pusheng168.com/uploadfiles/20210624210014.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606d3bd70f748---taxupemixezegorekil.pdf
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d09e156b59b---37270202342.pdf
- https://joefairless.com/wp-content/plugins/super-forms/uploads/php/files/d37e273402a9f7e862d387743c5482f9/bapiwusa.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=scripture+the+weapons+of+our+warfare
- 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_off00014634.bin0aefb7b3890e8a2ebd4063bbcec96a45d80406e44fa2d955717ae3bb02d08b09 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14634 | 17192 bytes |
font_01_sfnt_off0001729f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1729F | 16792 bytes |
font_02_sfnt_off00018ab6.binc415bb843b241c7d193ebead298e00ef14ed836031951da5a8ad1c883e4a19a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18AB6 | 10792 bytes |
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