MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to a redirector service known for malicious activity. The primary redirect URL is `https://ttraff.cc/wb?keyword=empyema%20necessitans%20pdf`. This suggests the document is designed to lure users into clicking links that lead to potentially harmful websites, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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://ttraff.cc/wb?keyword=empyema%20necessitans%20pdf
- http://files.nurturefamilychiropractic.com/uploads/1/3/1/1/131164157/juval.pdf
- http://files.one-now.com/uploads/1/3/1/3/131380337/2516927.pdf
- http://files.stefanodeflorio.com/uploads/1/3/0/7/130776041/vakokilamiroge_xizajininatuxe.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/5249/1159/files/35157052671.pdf
- https://cdn.shopify.com/s/files/1/0434/2359/6711/files/vujujoporiviropafodol.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/13139855908.pdf
- https://cdn.shopify.com/s/files/1/0433/0881/0398/files/tesixugitavujifevimepol.pdf
- https://cdn.shopify.com/s/files/1/0431/8212/9320/files/16369565971.pdf
- https://cdn.shopify.com/s/files/1/0431/6640/0673/files/23399842413.pdf
- https://cdn.shopify.com/s/files/1/0432/0883/5234/files/89301655123.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3927/files/1714212080.pdf
- https://cdn.shopify.com/s/files/1/0431/8094/9658/files/wakadizotowusel.pdf
- https://cdn.shopify.com/s/files/1/0430/1163/7401/files/32786101481.pdf
- https://cdn.shopify.com/s/files/1/0437/2214/5943/files/molecular_biology_principles_and_practice_download.pdf
- https://cdn.shopify.com/s/files/1/0434/6360/6422/files/77116853287.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_off00009b07.bind4154a0572cc21116c84428496a0f922cb2e682128abe31f69c1557ca91c803d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B07 | 5232 bytes |
font_01_sfnt_off0000acd3.bin1c2d6980f33128d6f685e6d8ed2dcaa5c2f7bd800009723f9c8c2d366ec8877c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xACD3 | 10656 bytes |
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