MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs pointing to a link farm, indicating a phishing or malware distribution attempt. The PDF structure and embedded URIs suggest it's part of a spearphishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 5
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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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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://problemconsulting.com/img/download/files/bevemumuxapujulusim.pdf In PDF document text
- http://gradn.ru/uploades/fckeditorfile/sunomofinelireriked.pdfIn PDF document text
- https://nirkongrp.com/ckfinder/userfiles/files/27066519518.pdfIn PDF document text
- http://www.farmaciapenil.es/userfiles/files/nonudirij.pdfIn PDF document text
- http://ecole-belair.com/ecole/file/gikunusebegirururibipuvi.pdfIn PDF document text
- https://littleitalypizzany.com/nbloom/fckuploads/file/54674988551.pdfIn PDF document text
- http://thriftstorewebsites.com/flash/thriftstorewebsites.com/file/63762006508.pdfIn PDF document text
- http://langeline.com/ckeditor/upload/files/52722293431.pdfIn PDF document text
- http://xn--80aesyq.xn--p1acf/files/file/73208266136.pdfIn PDF document text
- https://suadienlanhhanoi.net/upload/files/zewavu.pdfIn PDF document text
- https://pfhotel.gr/ckfinder/userfiles/files/44137434131.pdfIn PDF document text
- http://essentielles-theater.de/UserFiles/File/35353670969.pdfIn PDF document text
- http://www.macrolepidoptera.hu/userfiles/files/tajumivetikunuxu.pdfIn PDF document text
- https://www.edmcenter.xyz/ckfinder/userfiles/files/32058333510.pdfIn PDF document text
- http://ambcavallon.eu/userfiles/files/suratuxajumive.pdfIn PDF document text
- http://alhouti.com/userfiles/file/27282682957.pdfIn PDF document text
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161330418268fb---roxosumilelutetewu.pdfIn PDF document text
- http://mywayrtk.org/userfiles/file/32180133744.pdfIn PDF document text
- http://drigungkagyurinchenpalbarling.org/upload/userfiles/files/kumakenanaputigo.pdfIn PDF document text
- https://oasis-travel.ro/files/tijonizoxutifiw.pdfIn PDF document text
- http://topoint.cc/userfiles/fckFile/20210903095049.pdfIn PDF document text
- http://arucax.am/user_images/file/14788159701.pdfIn PDF document text
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/f09e79836b8d74a3b4b574b00b2b6872/11328122583.pdfIn PDF document text
- http://holidayinntorino.com/userfiles/files/jisamufokigimakogabijenin.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=boku+no+hero+academia+manga+after+anime+season+5PDF 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_off0000d841.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD841 | 11256 bytes |
SHA-256: d77e83d2cce55e51f2db4d5f32609d9a67ae1f714ca6a364c0687f6cc72040de |
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font_01_sfnt_off0000f25c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF25C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010a6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A6E | 20044 bytes |
SHA-256: 6855feefaaef4438128b173d03bb939dbc7f77ae0f66d932e00b6cefed97a481 |
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