MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains this URL and appears to be a lure related to report writing. The presence of numerous links, many hosted on Shopify, suggests a link farm or SEO poisoning attempt to distribute malicious content. The ML classifier 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=sample+introduction+to+report+writing
- http://files.cls-asia.net/uploads/1/3/0/9/130969624/64660f4.pdf
- http://files.lrxkinex.com/uploads/1/3/0/8/130814132/2049138.pdf
- http://files.vibrantlifestudio.com/uploads/1/3/1/3/131384127/lizizexem-vimukemafuja-poxekara.pdf
- https://cdn.shopify.com/s/files/1/0435/4532/9832/files/bhagwan_all_song.pdf
- https://cdn.shopify.com/s/files/1/0433/0291/2168/files/introduction_of_biochemical_test.pdf
- https://cdn.shopify.com/s/files/1/0447/9126/7488/files/66279227212.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rexalomofovuwazeb.pdf
- https://cdn.shopify.com/s/files/1/0429/5376/9123/files/creative_and_critical_thinking_book.pdf
- https://cdn.shopify.com/s/files/1/0440/3937/2965/files/36270114013.pdf
- https://cdn.shopify.com/s/files/1/0438/2556/1757/files/esl_adjectives_games.pdf
- https://cdn.shopify.com/s/files/1/0432/2734/9159/files/pneumatic_air_motor_ppt.pdf
- https://cdn.shopify.com/s/files/1/0434/0187/1512/files/56356959350.pdf
- https://cdn.shopify.com/s/files/1/0430/9565/4564/files/65505875959.pdf
- https://cdn.shopify.com/s/files/1/0432/4114/4483/files/winchester_model_1400.pdf
- https://cdn.shopify.com/s/files/1/0430/6200/1821/files/nirunogo.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006400.bin8fc9a811326c5d7ba48cd287b6f19f7ce5326c2923b20001aa6e0c2f3358b902 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6400 | 5408 bytes |
font_01_sfnt_off00007652.binb5dea7d979171667b32a30627180dabeef8ca8196ba4dd3ae62a6861bba62099 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7652 | 10060 bytes |
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