MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with the primary link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'effective academic writing 2 book pdf' and the malicious URL, suggesting a lure to download a fake book. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=effective+academic+writing+2+book+pdf
- http://files.alisondratpiano.com/uploads/1/3/0/7/130739519/6748114.pdf
- http://files.bedfordwoolnh.com/uploads/1/3/2/3/132302970/6879419.pdf
- http://xefibafop.somonaukwrestlersclub.com/uploads/1/3/0/8/130873995/doruwam-dulagaj-parazunofo-kutuniture.pdf
- http://files.blackhillsponderosaplace.com/uploads/1/3/0/8/130874612/jafotelalakolozagad.pdf
- http://javufized.uschessschool.com/uploads/1/3/2/8/132814930/2520695.pdf
- https://cdn.shopify.com/s/files/1/0431/7236/4437/files/rumaviwupeziwenugamibu.pdf
- https://cdn.shopify.com/s/files/1/0437/2935/4906/files/massey_ferguson_gc2300.pdf
- https://cdn.shopify.com/s/files/1/0431/7400/2837/files/git_copy_branch.pdf
- https://cdn.shopify.com/s/files/1/0437/9734/8514/files/tusiwemafuxe.pdf
- https://cdn.shopify.com/s/files/1/0429/4728/1062/files/automated_driving_system_toolbox.pdf
- https://cdn.shopify.com/s/files/1/0430/7124/2389/files/61579365906.pdf
- https://cdn.shopify.com/s/files/1/0431/3081/4626/files/aprender_a_leer_y_escribir_adultos.pdf
- https://cdn.shopify.com/s/files/1/0434/4909/0200/files/sealed_portion_book_of_mormon.pdf
- https://cdn.shopify.com/s/files/1/0432/3583/6068/files/3267970441.pdf
- https://cdn.shopify.com/s/files/1/0430/8172/8151/files/47740480503.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_off00007b36.bin83a98b18409194d022141021ef8917a01b957d5467fb17565007ea0efa4f1989 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B36 | 5496 bytes |
font_01_sfnt_off00008de6.bind283322fe4fb2c6973fec26c192044a5cd77d13ae85742c9f10d68e192a5f9c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DE6 | 9980 bytes |
font_02_sfnt_off0000affb.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFFB | 4324 bytes |
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