MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service. The primary malicious link identified is `https://ttraff.com/pify?keyword=android+studio+default+jdk+location`, which is likely used to deliver a second-stage payload. The ML classifier strongly indicates maliciousness, and the presence of numerous external links suggests a link farm or redirection tactic.
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.com/pify?keyword=android+studio+default+jdk+location
- http://files.easternshorechess.com/uploads/1/3/1/4/131483584/pekizureb_zabixi_mapof_menuk.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/4294/7750/files/17856995862.pdf
- https://cdn.shopify.com/s/files/1/0434/5082/6919/files/16554095578.pdf
- https://cdn.shopify.com/s/files/1/0436/1220/9315/files/the_nice_guys_putlockers.pdf
- https://cdn.shopify.com/s/files/1/0428/5969/2191/files/precis_writing_book_free.pdf
- https://cdn.shopify.com/s/files/1/0431/2429/3796/files/45343527675.pdf
- https://cdn.shopify.com/s/files/1/0430/8297/3346/files/48160131553.pdf
- https://cdn.shopify.com/s/files/1/0437/7939/1646/files/chimie_anorganica.pdf
- https://cdn.shopify.com/s/files/1/0438/6045/9685/files/familia_y_embarazo_adolescente.pdf
- https://cdn.shopify.com/s/files/1/0431/6820/2901/files/47124938186.pdf
- https://cdn.shopify.com/s/files/1/0427/9923/5228/files/setting_business_goals_worksheet.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_off00008382.bin75e258393e670dcac51d0d83b54719122b4484278cd330f703ad469fc05875a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8382 | 5144 bytes |
font_01_sfnt_off0000950f.binab93b589a1b48585ce2caeb166f7b3063a0394ae9a6c48f759d74ded60ab82aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x950F | 10604 bytes |
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