MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=add+header+row+to+excel+sheet'. The document body, though partially obfuscated, also contains this URL and references to other PDF files hosted on Shopify, suggesting a link farm or SEO poisoning tactic. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent.
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=add+header+row+to+excel+sheet
- http://files.tamaralow.com/uploads/1/3/0/8/130814861/dunopulakigi_gudupa_duragarevi.pdf
- http://files.fandrlive.com/uploads/1/3/0/7/130775858/450736.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/7165/8392/files/mirokajojatoxek.pdf
- https://cdn.shopify.com/s/files/1/0440/8662/4406/files/59163239426.pdf
- https://cdn.shopify.com/s/files/1/0448/4779/2288/files/asia_cup_2020_schedule_download.pdf
- https://cdn.shopify.com/s/files/1/0440/6067/2165/files/mibodomamewufutusi.pdf
- https://cdn.shopify.com/s/files/1/0434/4774/6721/files/29919250451.pdf
- https://cdn.shopify.com/s/files/1/0433/8266/9475/files/advanced_d_d_monster_manual_1977.pdf
- https://cdn.shopify.com/s/files/1/0433/8755/1893/files/adder_tv_shows.pdf
- https://cdn.shopify.com/s/files/1/0431/7118/4794/files/63212793166.pdf
- https://cdn.shopify.com/s/files/1/0437/3934/9146/files/6779642544.pdf
- https://cdn.shopify.com/s/files/1/0430/4103/0293/files/nosasenojenobiperorixo.pdf
- https://cdn.shopify.com/s/files/1/0432/8371/0117/files/rimepubatulimajufunafije.pdf
- https://cdn.shopify.com/s/files/1/0430/4519/1841/files/bosquejo_del_libro_de_romanos.pdf
- https://cdn.shopify.com/s/files/1/0440/5932/8662/files/27781320637.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_off000067f0.bin1ec7c07a62c613f3111dbadcd54ede82cc98f5ab78c003e0069559d424feeccf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67F0 | 5176 bytes |
font_01_sfnt_off00007996.bin10c103c3c7c151b4ecc7101905af2bbcf53e91e9380e6bc490aa5c5161d7ef22 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7996 | 10284 bytes |
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