MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically 'ttraff.com'. The document body, though heavily obfuscated, contains the same redirector URL. The presence of a large number of embedded links, many pointing to Shopify domains, suggests a link farm or redirection tactic to obscure the final malicious destination. 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.com/pify?keyword=calling+rastafari+song
- http://vawiwiro.northwoodsbulldogs.com/uploads/1/3/0/7/130739430/timamenibilinav_vuragilire.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/0885/0081/files/pdf_accessibility_webaim.pdf
- https://cdn.shopify.com/s/files/1/0430/0288/8351/files/zopebokudamiso.pdf
- https://cdn.shopify.com/s/files/1/0427/7128/4135/files/marguerite_duras_the_lover_free.pdf
- https://cdn.shopify.com/s/files/1/0432/7201/1941/files/60491670554.pdf
- https://cdn.shopify.com/s/files/1/0434/8447/9641/files/last_day_on_earth_map_guide.pdf
- https://cdn.shopify.com/s/files/1/0432/2315/4850/files/basic_australian_invoice_template.pdf
- https://cdn.shopify.com/s/files/1/0438/5511/8501/files/28300209798.pdf
- https://cdn.shopify.com/s/files/1/0437/9751/2354/files/samude.pdf
- https://cdn.shopify.com/s/files/1/0430/3867/1010/files/warugeliw.pdf
- https://cdn.shopify.com/s/files/1/0435/1095/6196/files/71826309583.pdf
- https://cdn.shopify.com/s/files/1/0430/3159/3113/files/kikefakiserozesifodovifo.pdf
- https://cdn.shopify.com/s/files/1/0436/4537/0521/files/falatugifadisi.pdf
- https://cdn.shopify.com/s/files/1/0437/0271/4533/files/11021746742.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_off00004efc.bincc6f62977a1c46b1c82b4cd5e97db49910d098bfd3c964b8be90171645036736 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4EFC | 4840 bytes |
font_01_sfnt_off00005f80.bin096676f93091a557801d679f5d748a574114cace2e3b5afa4e5408040a07c246 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F80 | 9932 bytes |
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