MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. Heuristics identified it as a link farm pointing to numerous external URLs, many hosted on potentially compromised or disposable domains. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL distribution strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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://jilienjrubin.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/46997441831.pdf In PDF document text
- http://womenwhorockarkansas.com/clients/4/4c/4cfcdabbb7b8ad81bafe9a4295858145/File/ralekixela.pdfIn PDF document text
- http://gezond-trakteren.nl/kasteel-doornenburg-img/bestandenfile/vovejijimibosikazajomik.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16081afb29034a---kenewutuvar.pdfIn PDF document text
- https://flvirginia.com/wp-content/plugins/super-forms/uploads/php/files/8e954177f8e3b4e7db27dab9317f3dd3/pomujedudom.pdfIn PDF document text
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160850d8aed11f---lonuvedipesijotafa.pdfIn PDF document text
- http://alt-1c.ru/userfiles/file/suvagaduxinakavurugoleze.pdfIn PDF document text
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/40c80b2f9ca6f4b0cf171881c78a9756/24513773810.pdfIn PDF document text
- http://audiomaster.se/wp-content/plugins/formcraft/file-upload/server/content/files/160aa876f02558---27842250952.pdfIn PDF document text
- https://razvozka24.ru/wp-content/plugins/super-forms/uploads/php/files/0bc2e9b332b555f4562a4e018d9c0a7d/27726487709.pdfIn PDF document text
- https://lightspec.com/wp-content/plugins/super-forms/uploads/php/files/53545ed232a1ce5d56fea13d7fe5fb5e/58767413484.pdfIn PDF document text
- https://alternativecarrepair.com/userfiles/file/jowafiwezemetu.pdfIn PDF document text
- http://colorfulmedia.de/fotki/fotki/file/boluru.pdfIn PDF document text
- http://charivne.info/images/file/vufusar.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/160d21807912dc---45637183774.pdfIn PDF document text
- https://graffitipaintstudio.com/wp-content/plugins/super-forms/uploads/php/files/c993f8512cb6e9f183471ab0890fd23f/2167207026.pdfIn PDF document text
- http://soldresold.com/Shradhdha-Mehra/soldresold/final/ckeditorimage/files/60952183131.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/2ce3967f80e7d7ac0e28a711b9014eb6/24751987064.pdfIn PDF document text
- https://gamedunyasi.com/calisma2/files/uploads/bebulefusewuzilu.pdfIn PDF document text
- http://wadirumshootingstars.com/userfiles/file///kapedaroxovesadedubusig.pdfIn PDF document text
- https://cor.org.ar/wp-content/plugins/super-forms/uploads/php/files/a4eqht17f6ciqjpa33i83p637h/49676042355.pdfIn PDF document text
- http://transsnabstroy.com/userfiles/file/822754236.pdfIn PDF document text
- http://gildiamasterov.ru/userfiles/file/28793668467.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=crt+monitor+troubleshooting+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013a4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A4B | 11052 bytes |
SHA-256: c40a5b3916c96a1361c3759b9faa26e45c2abec78803483fce20d35fcbeec1cb |
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font_01_sfnt_off00015367.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15367 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00016b79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16B79 | 19988 bytes |
SHA-256: fe4b0d242a8d3e3a4951cd41808528e055d8ed1b8836fae3352afefeda9ace93 |
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