MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to benign content on Shopify, but one critical link to `https://ttraff.cc/pify?keyword=important+branches+of+biology+pdf` which is flagged as a malicious redirector. This suggests the document is designed to trick users into clicking the malicious link, likely leading to a phishing page or malware download. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.cc/pify?keyword=important+branches+of+biology+pdf
- http://files.katzkupcakes.com/uploads/1/3/0/8/130813913/5689945.pdf
- http://files.zacharyhoh.com/uploads/1/3/0/7/130739169/8255608.pdf
- http://files.westsidecommunitycentre.co.uk/uploads/1/3/0/9/130969354/212a65.pdf
- http://files.doicontrol.com/uploads/1/3/0/7/130776388/3188830.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/wuxovagerep.pdf
- https://cdn.shopify.com/s/files/1/0432/1797/7504/files/cell_membrane_structure_and_function_worksheet_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0430/4211/1650/files/nsfas_application_form_2020_up.pdf
- https://cdn.shopify.com/s/files/1/0429/9273/0275/files/buffer_overflow_attacks_detect_exploit_prevent_download.pdf
- https://cdn.shopify.com/s/files/1/0429/0979/4463/files/95268313340.pdf
- https://cdn.shopify.com/s/files/1/0432/8603/6646/files/pdf_converter_to_word_document_free_download.pdf
- https://cdn.shopify.com/s/files/1/0429/2853/7753/files/34664282878.pdf
- https://cdn.shopify.com/s/files/1/0431/8108/0725/files/dragon_anal_vore.pdf
- https://cdn.shopify.com/s/files/1/0437/7785/1550/files/80981105529.pdf
- https://cdn.shopify.com/s/files/1/0428/2089/4886/files/labutijebijenabofabova.pdf
- https://cdn.shopify.com/s/files/1/0429/7133/2767/files/nunaxove.pdf
- https://cdn.shopify.com/s/files/1/0428/5107/4214/files/azotemia_e_uremia.pdf
- https://cdn.shopify.com/s/files/1/0431/1403/7409/files/discussion_definition.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_off0000687e.bin29203ace387aadc16b601d6d5a63b3b9277479f3e1251b607530468bab98c92f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x687E | 5536 bytes |
font_01_sfnt_off00007b15.bin64b104892966cbe1361f9fe74fddb85d831ebd74263dbf135820a536f2bdace5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B15 | 10008 bytes |
font_02_sfnt_off00009d38.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D38 | 4324 bytes |
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