MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains a large number of embedded links, many of which point to disposable hosting services and redirector infrastructure. The primary link directs to 'traffmen.ru', a known malicious redirector. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution via a link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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 links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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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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://traffmen.ru/123?utm_term=fall+past+tense+verb In PDF document text
- https://site-1168118.mozfiles.com/files/1168118/kivokemogovozigojezozodas.pdfIn PDF document text
- https://site-1175421.mozfiles.com/files/1175421/82054704829.pdfIn PDF document text
- https://cdn.sqhk.co/zodenizekija/n0byhhh/nudiludapaxusuzulexe.pdfIn PDF document text
- https://site-1166653.mozfiles.com/files/1166653/likowabiw.pdfIn PDF document text
- https://cdn.sqhk.co/digubamot/gggcVfZ/60650023294.pdfIn PDF document text
- https://cdn.sqhk.co/karopepagu/gfhhOb3/91074433216.pdfIn PDF document text
- https://cdn.sqhk.co/xagegegozi/LYiihgu/s_word_wallpaper_pic.pdfIn PDF document text
- https://site-1224483.mozfiles.com/files/1224483/32976667890.pdfIn PDF document text
- https://site-1216672.mozfiles.com/files/1216672/gba_emulator_android_cheats_pokemon_feuerrot.pdfIn PDF document text
- https://cdn.sqhk.co/mevexobuzur/fhf0ihm/xinebososasewinaj.pdfIn PDF document text
- https://mizavuzozubex.weebly.com/uploads/1/3/4/7/134730625/jidivevis.pdfIn PDF document text
- https://cdn.sqhk.co/teketerep/b2hfyX4/41581911704.pdfIn PDF document text
- https://cdn.sqhk.co/lukupupiba/haghBhe/pixel_puzzle_collection.pdfIn PDF document text
- https://site-1203268.mozfiles.com/files/1203268/vonipolapeso.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://s3.amazonaws.com/kufazete/meforatawuvafuvotaw.pdfIn PDF document text
- https://s3.amazonaws.com/jujadodedaruxix/free_font_androgyne_medium.pdfIn PDF document text
- https://s3.amazonaws.com/selivuvumepaveb/pogil_answer_key_chemistry_classification_of_matter.pdfIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d902.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD902 | 3312 bytes |
SHA-256: cb5c8c6405a97e289a1d37fd8f3fa0fb9a9e5cd02c3f475be668e5c7f8c23a8c |
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font_01_sfnt_off0000e4e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4E3 | 4968 bytes |
SHA-256: 2957e979fe7866e7d52a96bbaf1e3712c2161cc1f7c39a0d0f39b22f34a832ae |
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font_02_sfnt_off0000f5d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5D9 | 10232 bytes |
SHA-256: 3de769e4ac8ba7f9cdb00a26bac040506e6dfbf1eeadac36be39bfc525d41807 |
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font_03_sfnt_off00011940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11940 | 16684 bytes |
SHA-256: fe1ca6a691315ef32827512bb86cd3188d7c30cfa02bd4559714794831c9b14a |
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font_04_sfnt_off00013098.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13098 | 6900 bytes |
SHA-256: 2896200d7f37ec78a190074e4077df051c73d47e6fe9821af3eb7d3c4cbfaa68 |
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