MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV, indicating malicious intent. The PDF contains numerous embedded URLs, suggesting it functions as a link farm designed to redirect users to potentially malicious websites. The presence of external URIs and link farm characteristics points towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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 https://golowaki.ru/aws?utm_term=rca+5+cd+changer+stereo+troubleshooting
- https://pilopagitek.weebly.com/uploads/1/3/4/8/134856928/5746510e747.pdf
- https://cdn-cms.f-static.net/uploads/4417033/normal_5fd85925ef113.pdf
- https://static.s123-cdn-static.com/uploads/4409827/normal_5fcdd17aefbef.pdf
- https://fepafevadaxajaw.weebly.com/uploads/1/3/4/0/134095897/1082879.pdf
- https://static.s123-cdn-static.com/uploads/4385207/normal_60025d6732b84.pdf
- https://cdn.sqhk.co/ranotigu/1RibMLf/zavetifosezuzig.pdf
- http://fovikoxesaweziz.medianewsonline.com/56639123860.pdf
- http://jiwapadenejeza.getenjoyment.net/how_does_google_maps_traffic_data_work.pdf
- https://zipobirin.weebly.com/uploads/1/3/5/3/135386694/9614910.pdf
- http://zibepifutidi.sportsontheweb.net/fifasir.pdf
- https://cdn-cms.f-static.net/uploads/4484154/normal_6016b319e9896.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://duxegejuw.atwebpages.com/lyrics_to_gonna_rise_up_singing_its_a_brand_new_day.pdf
- http://ribibivuja.rf.gd/latest_covid_19_news_us_death_toll.pdf
- 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d378.bin514ad6c66b55b735b661b431440f49c08574071ccbb5350123ac218f73a86c99 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD378 | 5472 bytes |
font_01_sfnt_off0000e611.binefc80ff10fbcd2d286443e32d9ffc5aa6e7542175a2e25a2b0d04dc56976ae9a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE611 | 10036 bytes |
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