MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to what appears to be a link farm designed to generate SEO traffic. One critical heuristic identified a link to known malicious redirector infrastructure, specifically 'https://ttraff.ru/pify?keyword=auditing+and+assurance+notes+pdf'. This suggests the document is part of a campaign to drive traffic to malicious sites, likely for phishing or malware distribution.
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.ru/pify?keyword=auditing+and+assurance+notes+pdf
- http://files.abstractsbysabina.com/uploads/1/3/2/6/132681479/3499eb.pdf
- http://files.lizpawlak.com/uploads/1/3/1/1/131164250/3702165.pdf
- http://files.thewaveindustries.com/uploads/1/3/1/4/131413837/a1b902b2.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/5165/5061/files/ecological_theory_by_urie_bronfenbrenner.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gekisemegudifusoledo.pdf
- https://cdn.shopify.com/s/files/1/0430/8910/0957/files/residential_interior_design_book.pdf
- https://cdn.shopify.com/s/files/1/0431/6450/0122/files/34298038505.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/85450973079.pdf
- https://cdn.shopify.com/s/files/1/0435/3517/1738/files/rutherford_backscattering_spectrometry.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/business_plan_proposal.pdf
- https://cdn.shopify.com/s/files/1/0432/8275/9836/files/zuxuxijogumaxogewenizop.pdf
- https://cdn.shopify.com/s/files/1/0429/8421/0583/files/30734000376.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75904593322.pdf
- https://cdn.shopify.com/s/files/1/0431/6676/1120/files/mekanisme_kerja_obat_antasida.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/20675343362.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_off00004d75.bin9286ce5a46545bec0ef0c77ef97eea8a1e2fb72d068f64b37bfa030d2cdbff59 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4D75 | 5280 bytes |
font_01_sfnt_off00005f7e.bin8bf08590a2ddc175d2d140275b36098f679133002dd99f8823cd090831853bfc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F7E | 10064 bytes |
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