MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous embedded links, including one pointing to a known malicious redirector. The document body, though obfuscated, contains text related to interview questions and answers, likely serving as a lure to encourage clicks on the malicious links. The presence of a malicious redirector and a large number of external links suggests an attempt to drive traffic to potentially harmful websites.
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.cc/pify?keyword=embedded+system+interview+questions+and+answers
- http://files.marinadempsterphotography.com/uploads/1/3/0/7/130776439/4303673.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vuwotowomezi.pdf
- https://cdn.shopify.com/s/files/1/0433/2794/6904/files/tatukazowadozodutekugega.pdf
- https://cdn.shopify.com/s/files/1/0436/7784/3609/files/best_free_template_for_wordpress.pdf
- https://cdn.shopify.com/s/files/1/0435/6653/0728/files/3959942744.pdf
- https://cdn.shopify.com/s/files/1/0439/2943/6315/files/latado.pdf
- https://cdn.shopify.com/s/files/1/0428/7594/5126/files/mekenizokizepemowemupufe.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29883534071.pdf
- https://cdn.shopify.com/s/files/1/0430/6613/0593/files/veterinary_antiparasitic_drugs.pdf
- https://cdn.shopify.com/s/files/1/0431/7990/1096/files/liwupajititikezosilaf.pdf
- https://cdn.shopify.com/s/files/1/0439/0001/0664/files/34409950720.pdf
- https://cdn.shopify.com/s/files/1/0428/6749/0972/files/balanopostitis_nios.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006d40.bina7fb92ef663cc40c5710652e5724190c5140de59d8c4171d40247ea5a9a54f9d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D40 | 5416 bytes |
font_01_sfnt_off00007fa3.bin784672f84d77f3c5890fa9a741e039b269f7f5b6235128c5935bacf9d4e27955 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FA3 | 9920 bytes |
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