MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, indicating it functions as a link farm. The primary goal appears to be directing users to external malicious sites, likely for phishing or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://clasesholandes.com/userfiles/file/32699214900.pdf
- https://amursvoidom.ru/media/files/25599157779.pdf
- http://accessiblevehicleservices.com/userfiles/file/gezelajatikap.pdf
- https://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/7tihh6jlnea2339dr8fnosaecd/9927290565.pdf
- http://insidethedigitaltrend.biz/userfiles/file/jejuridolitokuvilikela.pdf
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/l0vb0n8av5mhr698g1o29pgblk/17485787475.pdf
- https://kompaspt1.com/contents//files/daduzufezabitekekivusa.pdf
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a07a7805261---makivaladomerojujupanafi.pdf
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ddb529cabf---22420874021.pdf
- http://reclaimsplus.com/wp-content/plugins/super-forms/uploads/php/files/9d5e411a57aae556bcec9f2a8f5d0ef5/58066742615.pdf
- http://www.orhancoskun.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ec2545c0cd---16827213782.pdf
- https://annjulieskarpmo.com/userfiles/file/nubagavasiraxabimem.pdf
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d9e9b4cac4d---mebijavelaloreguxon.pdf
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/ncsh9is4dbh84bi933amtrv2uc/tuniva.pdf
- https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/daff3fe7b121e5c1712e70c368b2865c/70708267358.pdf
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/839072c0064120d26386e9e42275c9b0/zeredid.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b1672f18651---kutomatina.pdf
- http://pusancard.com/userData/board/file/manibodupimuja.pdf
- http://shinies.ru/img/lib/file/95131496716.pdf
- http://anapro.com/ckfinder/userfiles/files/84936859687.pdf
- http://westtech1963.com/clients/d/d4/d4250bc21dcbbf02d7f9bc68df143add/File/mujuwumun.pdf
- https://datajournonepal.org/files/latife.pdf
- http://schodylux.pl/userfiles/file/joxatifegevelosarufojefi.pdf
- http://consulcongress.it/uploads/assets/file/13176452815.pdf
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ec7de159f1---35624026135.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=kidney+stones+treatment+foods+to+eat
- 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_off0000f661.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF661 | 16792 bytes |
font_01_sfnt_off00010e73.bin3d2499e8bc7036e096adda3c5addb332b703dc665498ecb4ca87047ff1ca5513 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E73 | 16164 bytes |
font_02_sfnt_off00013859.bine90a972b8fd43e85820d8657e5982bb65a75ccb562b528061e78cdc8b4551674 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13859 | 10572 bytes |
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