MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple embedded links, with one identified as a malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' and the presence of numerous external links, including a 'link farm', strongly suggest a malicious intent to lure users to potentially harmful sites. The ML classifier also flagged this PDF with high confidence.
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=bsc+mark+sheet+karachi+university
- http://ronij.loveharmonyrecords.com/uploads/1/3/0/8/130874566/7982092.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/1540/4711/files/88737021381.pdf
- https://cdn.shopify.com/s/files/1/0439/0184/5659/files/empty_html_page.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9142282406.pdf
- https://cdn.shopify.com/s/files/1/0429/7244/6873/files/14308699440.pdf
- https://cdn.shopify.com/s/files/1/0440/7263/2470/files/references_apa_format_6th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/6971/0241/files/cisco_catalyst_3650_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/7836/0987/files/boboiboy_2_the_movie.pdf
- https://cdn.shopify.com/s/files/1/0433/1975/4907/files/63773845751.pdf
- https://cdn.shopify.com/s/files/1/0432/0657/4240/files/word_one_page_landscape.pdf
- https://cdn.shopify.com/s/files/1/0430/1278/4277/files/86726654506.pdf
- https://cdn.shopify.com/s/files/1/0437/3214/0186/files/15356834717.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_off00005464.bin4748eef607f61c35469bfcfd589863c287e9c080323cfc199eded8a5178ebdaf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5464 | 5280 bytes |
font_01_sfnt_off00006636.bin7308bec387ba14c938555c31f45be3ce1d4366ec3d15fe635ac2f902397ebccd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6636 | 10368 bytes |
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