MALICIOUS
150
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 'https://ttraff.cc/pify?keyword=basic+electrical+engineering+important+questions+pdf'. This indicates the document's primary purpose is to redirect users to malicious sites. The presence of a large number of external PDF links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to improve search engine ranking for malicious content. No scripts were extracted, but the PDF structure and embedded links strongly suggest a phishing or redirection attack.
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=basic+electrical+engineering+important+questions+pdf
- http://files.circusgreg.com/uploads/1/3/1/3/131381681/metuzike-tupawoliv-kapemun-nekilojavi.pdf
- http://torapa.varsitystitchshop.com/uploads/1/3/1/4/131407233/0f01b24.pdf
- http://files.portiaresnick.com/uploads/1/3/1/4/131453990/gezemilevupa-texuxidireme-tomarudok-zesedo.pdf
- https://cdn.shopify.com/s/files/1/0446/6167/0051/files/sbi_group_personal_accident_insurance_policy.pdf
- https://cdn.shopify.com/s/files/1/0434/8782/1984/files/82079903763.pdf
- https://cdn.shopify.com/s/files/1/0429/2182/0313/files/tunit.pdf
- https://cdn.shopify.com/s/files/1/0437/3449/9489/files/fitanelafisofudadutuweb.pdf
- https://cdn.shopify.com/s/files/1/0434/9663/6580/files/surviving_sepsis_guidelines_2020.pdf
- https://cdn.shopify.com/s/files/1/0431/4500/3169/files/9619500626.pdf
- https://cdn.shopify.com/s/files/1/0438/8959/0427/files/estudio_sobre_la_armadura_de_dios.pdf
- https://cdn.shopify.com/s/files/1/0433/0523/8688/files/wojupinunukedika.pdf
- https://cdn.shopify.com/s/files/1/0430/2520/3354/files/tared.pdf
- https://cdn.shopify.com/s/files/1/0429/3391/1705/files/gumakodisitob.pdf
- https://cdn.shopify.com/s/files/1/0432/1175/1579/files/39459699435.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_off000061ab.bin4cc05cfc5b9b1018e1a801b3a11031cbcf25e4e534542202ebe6acabfa2ed8ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61AB | 5648 bytes |
font_01_sfnt_off000074b4.bin625b08931d936d4ec27422b65d2f0fdfb4f4c9b77de0120f621d6a718aded1b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74B4 | 10868 bytes |
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