MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to compromised websites and disposable hosting, likely serving as a lure for users to download a secondary payload. The presence of a visual download button further supports the phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://allytemp.ru/uplcv?utm_term=download+trueman+elementary+biology
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160abd2045a54e---18180620216.pdf
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160aec83c767b2---saxatefenarub.pdf
- http://selfmadefilms.nl/userfiles/files/budixurimapa.pdf
- http://asupuro.com/user_data/image//file/72087632516.pdf
- https://maspacientes.es/wp-content/plugins/super-forms/uploads/php/files/trlgbkgnai2cc2crv5bncftifc/2963498467.pdf
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16086f67fdeb91---82994681030.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/fhpebshclmquejh8g2sfkli3ms/51668214822.pdf
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/ca9072707c5d787e9cb8091358c08f58/63001733046.pdf
- https://alternativecarrepair.com/userfiles/file/wakonuv.pdf
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2628ca84e1---bamanadew.pdf
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/5d03fa2c4c09a2791b81e9d19d68fdbb/29242913185.pdf
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/buslo0vebbhp4ilom6qei3kfgt/barikomukufader.pdf
- http://asesorgubernamental.com/images/file/62869937719.pdf
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074cf8358ccb---20520552157.pdf
- http://ankurgroups.com/userfiles/file/77025232823.pdf
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1ff8269a0---jofapizugilaroxememuk.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- 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://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d377.bince993a327ba20a4e040fc113a9df00c9db88deb835b66854f1f66bb13af9bb0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD377 | 5184 bytes |
font_01_sfnt_off0000e515.bin3353cce6ce7f8dd96db1e074738c27e89948723c6f71ae8d84e5af950fe902c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE515 | 11328 bytes |
font_02_sfnt_off00010b80.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B80 | 4324 bytes |
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