MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector at 'https://ttraff.com/pify?keyword=adjective+clauses+worksheets+for+grade+6'. The document body, though heavily obfuscated, also contains this URL and other PDF links hosted on Shopify. The ML classifier strongly indicates maliciousness, and the overall structure suggests a link farm or redirection attack designed to lead the user 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=adjective+clauses+worksheets+for+grade+6
- http://xevevupu.thebayshorecondos.com/uploads/1/3/2/7/132712615/sotugova_zubefat.pdf
- https://cdn.shopify.com/s/files/1/0433/5520/9879/files/6727291029.pdf
- https://cdn.shopify.com/s/files/1/0432/9861/9557/files/wenibolulepape.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/66264102559.pdf
- https://cdn.shopify.com/s/files/1/0437/8332/3806/files/sistemas_economicos_capitalismo_e_socialismo.pdf
- https://cdn.shopify.com/s/files/1/0427/8714/3839/files/vonarasubodubod.pdf
- https://cdn.shopify.com/s/files/1/0439/4919/5419/files/tufoxizijokujavezosa.pdf
- https://cdn.shopify.com/s/files/1/0437/2096/6298/files/5369316837.pdf
- https://cdn.shopify.com/s/files/1/0434/4794/3330/files/brush_pen_calligraphy_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0428/2122/2567/files/android_sdk_level_26.pdf
- https://cdn.shopify.com/s/files/1/0436/1610/8701/files/20753859480.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006286.bin14898ef0eec7cbfeef8673d499440b66f1a4cf30be8c06a3396936a5390d6e69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6286 | 5496 bytes |
font_01_sfnt_off00007562.binc9e37eadacfe3ecf19ca02ac48b5a3abad520fa5453bd386a1003f578c418b1e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7562 | 10100 bytes |
font_02_sfnt_off000097e5.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97E5 | 4324 bytes |
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