MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains, suggesting a link farm or redirection scheme. One critical heuristic identified a link to known malicious redirector infrastructure (ttraff.cc), indicating a malicious intent to redirect users to harmful sites. The ML classifier also strongly flagged this PDF as malicious.
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/pify?keyword=kota+the+friend+birdie+song
- http://files.hornehastingsgourmet.com/uploads/1/3/0/8/130873804/08f5a.pdf
- http://files.jsprincessparties.com/uploads/1/3/0/9/130969522/9787866.pdf
- http://files.rendonmediation.com/uploads/1/3/1/4/131408353/tovafozetudujujabute.pdf
- http://vafilelar.amalgamatedstory.com/uploads/1/3/1/4/131453540/negegosalegofiwikud.pdf
- http://dogilu.sailorstclaire.com/uploads/1/3/0/7/130776394/ramiri-begogokeperadid-nubisu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0440/0198/4662/files/dumpper_wifi_hack_free_for_pc.pdf
- https://cdn.shopify.com/s/files/1/0430/5358/0441/files/beauty_and_the_beast_broadway_script.pdf
- https://cdn.shopify.com/s/files/1/0434/2589/0469/files/wosederenuvobexezisatas.pdf
- https://cdn.shopify.com/s/files/1/0429/2139/4343/files/vunugevovunomediforur.pdf
- https://cdn.shopify.com/s/files/1/0428/4448/7836/files/82681060042.pdf
- https://cdn.shopify.com/s/files/1/0435/6158/2755/files/zufisulasonelufadetivisok.pdf
- https://cdn.shopify.com/s/files/1/0427/7311/9143/files/vaboradikuteredudexagag.pdf
- https://cdn.shopify.com/s/files/1/0432/0549/2904/files/bella_y_bestia_libro.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_off000048bb.binf85201bfbd1e35c3df7eeabca02766cb3e4be43d43c1d63754e13c3dc3538555 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48BB | 5248 bytes |
font_01_sfnt_off00005a92.bin09fc65ffd680ce0f7fde3732b2e751b3405e71c83ee52414de0c0d170df27c91 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A92 | 10296 bytes |
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