MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating it likely serves as a phishing or malware distribution vector. The document functions as a link farm, containing numerous URLs pointing to compromised websites and disposable hosting, designed to redirect users to malicious content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://africanhairbraidingsalon.com/userfiles/file/xazibujebenusezizimukajot.pdf
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5b36569d6d---78892488854.pdf
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608951151c960---50608075542.pdf
- https://alnahamgroup.com/userfiles/file/28534739000.pdf
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607a95bf0d463---vubowenurena.pdf
- http://mariopresto.pl/userfiles/file/37541491662.pdf
- http://ndt-ultratech.com/files/46349675430.pdf
- https://www.litesourcenc.com/wp-content/plugins/super-forms/uploads/php/files/eab3989b016f7d62f0b96853260ee72d/vodikotefa.pdf
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/n7qs0r38u9u31e2ctje7qbjje0/55093059759.pdf
- http://praguetransfer.com/files/file/76332294406.pdf
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/160a92b6e9a8a2---64890911802.pdf
- https://jbdclothiers.net/emailer/userfiles/file/vapukupimoxuku.pdf
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/8eb10a92b602a971767370baa128bf7b/delawekakananunumaxasa.pdf
- https://sg-design.top/wp-content/plugins/super-forms/uploads/php/files/6784d1beb3740278b773319d77c17210/nununejadexedixorelenojal.pdf
- http://tv-sat.cz/userfiles/file/72773166976.pdf
- http://senseoftourism.dk/userfiles/file/58354676857.pdf
- https://blackknowledge.com/wp-content/plugins/super-forms/uploads/php/files/0ec1f1c5748f31e269e306d393e91144/67920896219.pdf
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/jjgdcas6pvvgvu13hgo3pb6jd7/17221526260.pdf
- https://elitstroycraft.ru/source/file/77742354347.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093af804f5f3---50276676789.pdf
- https://mls.lighting/wp-content/plugins/super-forms/uploads/php/files/dd5e203e7737a942a2fa074b2fb14fba/1357143905.pdf
- http://www.vitrierbxl.be/wp-content/plugins/formcraft/file-upload/server/content/files/160b07661804c4---34585981312.pdf
- https://voicelux.ru/wp-content/plugins/super-forms/uploads/php/files/a9f3952cb33c0390688a898efc7a21ba/zanowaxopiwutar.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=verses+about+homosexuality+in+the+new+testament
- 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_off0000f077.binb973f3928c3dad32a4f475454b73c6a3b0916dd0c756c5a9efe12dfac590d545 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF077 | 10884 bytes |
font_01_sfnt_off0001098e.bin766b87928df292689b79374e5ab72157fd186fe08dd672ae09efcdd78854ac2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1098E | 16728 bytes |
font_02_sfnt_off00013506.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13506 | 16792 bytes |
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