MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the text "Writing task 1 questions pdf" and the malicious URL, suggesting a lure to trick users into clicking the link. The PDF also exhibits characteristics of a link farm, with numerous external links, further supporting a malicious intent to redirect users.
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.com/pify?keyword=writing+task+1+questions+pdf
- http://files.orlandohomeinspectionservices.com/uploads/1/3/1/4/131437937/farupajamamonababu.pdf
- http://files.roejendradesigns.com/uploads/1/3/1/4/131406762/wugagumigejo.pdf
- http://files.adammichaelmcgee.com/uploads/1/3/1/3/131380616/jejevupezu.pdf
- http://files.homehealthandhospiceanswers.com/uploads/1/3/2/7/132712115/namafijom-vamenuxigira-fumebokidilafi.pdf
- http://files.chililibrary.org/uploads/1/3/2/8/132814977/8038795.pdf
- https://cdn.shopify.com/s/files/1/0431/2819/3184/files/rakosujuwisaxuritas.pdf
- https://cdn.shopify.com/s/files/1/0431/0417/4233/files/fire_risk_assessment_guides.pdf
- https://cdn.shopify.com/s/files/1/0429/2293/4435/files/how_to_write_a_lab_conclusion.pdf
- https://cdn.shopify.com/s/files/1/0428/6706/4991/files/44331537366.pdf
- https://cdn.shopify.com/s/files/1/0430/6396/7906/files/febigonaseso.pdf
- https://cdn.shopify.com/s/files/1/0434/3640/8982/files/30806378442.pdf
- https://cdn.shopify.com/s/files/1/0431/4903/3627/files/79423883767.pdf
- https://cdn.shopify.com/s/files/1/0428/2328/6940/files/pewoxog.pdf
- https://cdn.shopify.com/s/files/1/0431/3337/0522/files/74503413737.pdf
- https://cdn.shopify.com/s/files/1/0441/1988/3928/files/biology_textbook_for_high_school.pdf
- https://cdn.shopify.com/s/files/1/0435/1256/1819/files/network_cable_crimping_types.pdf
- https://cdn.shopify.com/s/files/1/0433/5117/9416/files/nejejedobevenubom.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_off00006736.bin547974b62f897e96becbfac267fdf9fe4b08fe7bd3fdda2212ac70db516feccc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6736 | 5432 bytes |
font_01_sfnt_off000079cf.bin4891162d66c6a743b760919a72c2765f2b32243878698b421f08c7c68022d407 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79CF | 9876 bytes |
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