MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, specifically identified as a phishing trojan by ClamAV. It contains a link farm pointing to compromised WordPress upload directories and disposable hosting, suggesting an attempt to distribute further malicious content. The presence of external URIs and link farms indicates a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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 https://nomylo.ru/uplcv?utm_term=boy+with+love+bts+song+download+mp3
- http://myphammonly.com/luutru/files/getibuvuwewogakis.pdf
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/160ac9d9133d2c---58747135921.pdf
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/t1q0fpv7e4444ksq2atpssk8fu/jomaxugas.pdf
- http://www.communityheroesproject.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c887795b228---tezejubugasi.pdf
- https://englewoodgrassfarm.com/wp-content/plugins/super-forms/uploads/php/files/05a757fbf8bfd12d0f2e4da270aa0cc6/tozonodupupebupaginifunar.pdf
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b502c5eb4bb---19627657157.pdf
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/mf1o7sjkm2lljtlg3d5e5d1bjq/lurofezaxalinovezogadom.pdf
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/16083c00d8fdaf---kikoputovopikurani.pdf
- http://splogservice.ru/content/file/82828413109.pdf
- http://brandnewgoods.net/userfiles/file/21933046019.pdf
- https://www.helmmsp.ca/wp-content/plugins/super-forms/uploads/php/files/9e58b7da42f3902ede810063dd977c44/xuselanavatokiduwefakaw.pdf
- http://slp61.com/clients/e/e2/e296dcecfd7d10ffef0cc83fef253c72/File/82070432908.pdf
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a319fd174b---lijinidadasez.pdf
- https://leunamgroup.com/wp-content/plugins/super-forms/uploads/php/files/a3b1b416aa04ea2fdb6fe73f9670c890/67528780678.pdf
- https://brickbodysupplements.com/newerac2c/userfiles/file/23296438738.pdf
- http://africanhairbraidingsalon.com/userfiles/file/duvarobirogi.pdf
- https://www.andimoda.com/wp-content/plugins/super-forms/uploads/php/files/ef2e890366a5630ccbfb3cc57e55bc57/xelugedituvefogiwisise.pdf
- http://perseverance.cyou/updatefiles/file/nezisugixareviferivipo.pdf
- http://www.assignproject.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d5bdf45579---50731416127.pdf
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/c8eb987089c651b66be9d084ae9173bd/disuvupe.pdf
- https://arhometutor.com/userfiles/file/sapifesomoxinedogazukuluj.pdf
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e4e4e9f79f---47734822420.pdf
- 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_off0000ea0a.bin02b3d33ca787eea6239743f73c7d3eb85e5d1419c819a04133a65c9c4346de86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA0A | 11368 bytes |
font_01_sfnt_off0001044f.bin5340d3837e34dbddef8fc7125205f5ed53034df11f28e33725d34c50103be389 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1044F | 16936 bytes |
font_02_sfnt_off000130a4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130A4 | 16792 bytes |
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