MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links, many pointing to compromised WordPress sites, suggesting it functions as a link farm. The presence of these links indicates an attempt to redirect users to potentially harmful content, aligning with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/nmgb0ud9o8f69iqt2fat4rsnfu/4350726677.pdf
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d07a1d52596---13321308113.pdf
- http://ohana1bbq.com/uploads/files/38527588383.pdf
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/6h68k50fti2htnuubls8p73jn4/74561826450.pdf
- http://novaserv.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081bd7b96d7a---nozuwe.pdf
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/i3tsb3jbe8fs0mfrnfgjfr4gek/96223807343.pdf
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/aac5c1ae6ea87a31644b2cf7a6bb3ed4/filifow.pdf
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160872ffa02703---79523971171.pdf
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/b1e22936a9dff31ab7fb1541b477f0f1/piwifimolikopetadev.pdf
- http://hongshengfish.com/uploadfiles/2021052301520483856.pdf
- http://bjhtdszdh.com/v15/Upload/file/2021617186423202.pdf
- https://pima-alarms.rs/slicice/file/niwifuki.pdf
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/48d83d5b1c29233564ae8800ae97095a/bakasimajotonerebewej.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adc9e5ccb11---32839944907.pdf
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/35qmma74hpotutadthvsn1esu1/63685022073.pdf
- http://banghaija.com/userfiles/file/53860322069.pdf
- http://chouchoudauphongongtay.com/upload/ck/files/24467914540.pdf
- https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/1fk8gatpp9hhd84c4rfammskmf/77083211535.pdf
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/6206f7219a47b708143abc45708d0a53/pibenetajixafoze.pdf
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/a1b7cf25cafa8497379de0dd1ece6aad/warupomulotovede.pdf
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160838d7a0913b---mafolojefutabufelovare.pdf
- https://voolabs.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076890679962---85022163709.pdf
- http://studiotecnicopetrillo.eu/userfiles/files/1808705830.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=benefits+of+npv
- 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_off0000fbc1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBC1 | 16792 bytes |
font_01_sfnt_off000113d8.bin356537ef0673ba65ec7dea0f0ed1de667d83c6298e6699fe7bd91afb8f603c2d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113D8 | 10164 bytes |
font_02_sfnt_off00012ac3.bin286cfa9dd91dc3e21b19c4cdcbb76471d5e007975997adbc0bae8a7c82dd1f16 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AC3 | 16592 bytes |
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