MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, includes the URL 'https://ttraff.com/pify?keyword=limiting+reactant+and+percent+yield+lab+answers', suggesting a lure to a malicious site. The presence of a PDF link farm heuristic further indicates an attempt to distribute malicious content through seemingly legitimate-looking documents.
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=limiting+reactant+and+percent+yield+lab+answers
- http://tizilozes.stincrowvoden.com/uploads/1/3/0/9/130969280/zagirajukas.pdf
- http://xirim.w-here2stay.org/uploads/1/3/2/6/132682347/4794229.pdf
- https://cdn.shopify.com/s/files/1/0435/7623/0046/files/fortran_95_2003_for_scientists_engineers.pdf
- https://cdn.shopify.com/s/files/1/0432/0398/5570/files/pidunaparevisewiv.pdf
- https://cdn.shopify.com/s/files/1/0433/9286/0327/files/stihl_fs_250_repair_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/7003/7917/files/98116989571.pdf
- https://cdn.shopify.com/s/files/1/0434/1304/5398/files/feedback_control_systems_5th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/5247/4267/files/wugumojapa.pdf
- https://cdn.shopify.com/s/files/1/0429/6635/2025/files/73134053850.pdf
- https://cdn.shopify.com/s/files/1/0436/9671/7992/files/annexure_m_for_passport.pdf
- https://cdn.shopify.com/s/files/1/0440/9176/8984/files/coyote_ugly_songs.pdf
- https://cdn.shopify.com/s/files/1/0448/3029/4177/files/japan_rail_pass_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/6105/9477/files/algebraic_expressions_and_equations_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0437/0300/9430/files/16259234543.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_off000068bc.bin5485622b5c70293910d1c0c4034b4d2d8197427a6bb8feae673e727a6db6b372 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68BC | 5668 bytes |
font_01_sfnt_off00007bec.bin3af4abc377c4662c8b09a9b6e408cea1689389738e05897b9d22df314227fb37 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BEC | 10320 bytes |
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