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 link farm designed to redirect users. One prominent URL, 'https://ttraff.com/pify?keyword=an+inspector+calls+questions+and+answers+pdf', is identified as a malicious redirector. The ML classifier also strongly indicated maliciousness, supporting the conclusion that this document is intended to lead users to malicious infrastructure.
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=an+inspector+calls+questions+and+answers+pdf
- http://files.distantseasministries.com/uploads/1/3/1/4/131452735/7e3d3f20.pdf
- http://zumala.lamotteviolins.com/uploads/1/3/2/7/132710712/vumuxajanidami.pdf
- http://files.travelingnurses1.com/uploads/1/3/1/3/131378771/5969702.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/8670/8893/files/toxoplasmosis_gpc.pdf
- https://cdn.shopify.com/s/files/1/0431/2141/0210/files/45843803705.pdf
- https://cdn.shopify.com/s/files/1/0431/6545/0389/files/ajax_download.pdf
- https://cdn.shopify.com/s/files/1/0443/0381/0716/files/alfred_adler_theory.pdf
- https://cdn.shopify.com/s/files/1/0430/9303/3117/files/wifejisefulalojojejikopuf.pdf
- https://cdn.shopify.com/s/files/1/0434/1311/0951/files/august_2020_current_affairs_upsc.pdf
- https://cdn.shopify.com/s/files/1/0431/7180/7391/files/toritekeziwel.pdf
- https://cdn.shopify.com/s/files/1/0439/7082/2302/files/features_of_globalisation.pdf
- https://cdn.shopify.com/s/files/1/0437/6369/5770/files/88804616770.pdf
- https://cdn.shopify.com/s/files/1/0430/3116/7137/files/georgia_drivers_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/1559/4393/files/38669125157.pdf
- https://cdn.shopify.com/s/files/1/0427/4031/8375/files/1-_99_magic_rs3.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_off00005448.bin7f17ae249f966580561bac5c0ee774f5c4e881bba9926243ad9317a75db2ce87 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5448 | 5356 bytes |
font_01_sfnt_off00006698.bin14f1359ddb014b3d3fa31d8decb958350d1019a8ad2ecdc8c418af07a15ebb70 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6698 | 11452 bytes |
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