MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, with the heuristic 'PDF_SEO_LINK_FARM' indicating a link farm structure. One critical heuristic, 'PDF_MALICIOUS_REDIRECTOR_LINK', flags a link to 'traffmen.ru' as a known malicious redirector. The ClamAV detection and ML classifier further support the malicious nature of the file, suggesting it's used for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 5
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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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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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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=au+clair+de+la+lune+ukulele
- https://kolivobaka.weebly.com/uploads/1/3/4/5/134500933/pewilijajer.pdf
- https://xavujome.weebly.com/uploads/1/3/0/7/130739328/sufikijuvolibup-sumikaturuxamos-rerin.pdf
- https://nogomikosisodop.weebly.com/uploads/1/3/2/6/132681488/riredorutove.pdf
- https://cdn-cms.f-static.net/uploads/4367646/normal_5f9080563acfa.pdf
- https://jezaxegare.weebly.com/uploads/1/3/1/3/131380636/305207.pdf
- https://donokodupotev.weebly.com/uploads/1/3/4/3/134317189/2374167.pdf
- https://cdn-cms.f-static.net/uploads/4367013/normal_5fa418687a1af.pdf
- https://mupibidegupek.weebly.com/uploads/1/3/0/8/130874042/8331384.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/nefagolom/lyrics_to_stronger_than_me_by_garth_brooks.pdf
- https://s3.amazonaws.com/pibabopuduj/35684697388.pdf
- https://s3.amazonaws.com/sugaguxagu/vomopudemewaku.pdf
- https://s3.amazonaws.com/bejexe/40648608310.pdf
- https://s3.amazonaws.com/ruzumeb/43626980764.pdf
- https://s3.amazonaws.com/safago/unblocked_games_handless_millionaire_2.pdf
- https://s3.amazonaws.com/zuxadol/dunesipitiwilopa.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_off0000b208.bine8422decc34c181739642f666ff1d85bc785151db5bd92c0262de5836c4da72f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB208 | 4808 bytes |
font_01_sfnt_off0000c274.bin709e46a43df98742b28903f6bc7e594812e6d0a9a547b4b79e32563c4bd66e9a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC274 | 11556 bytes |
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