MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, a technique often used for SEO poisoning or to host phishing content. One of the primary links directs to a known malicious redirector infrastructure, indicating a malicious intent to lead the user to harmful content. The ML classifier also strongly flagged this PDF as malicious.
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=bravissima+script+ttf+free
- http://files.lovetywyn.com/uploads/1/3/0/7/130775912/1421911.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/2739/7797/files/tuvusabilolefaridowazivo.pdf
- https://cdn.shopify.com/s/files/1/0432/0083/9842/files/ielts_speaking_test_practice.pdf
- https://cdn.shopify.com/s/files/1/0431/2429/3796/files/66745684592.pdf
- https://cdn.shopify.com/s/files/1/0431/1734/6982/files/58432010681.pdf
- https://cdn.shopify.com/s/files/1/0428/7827/1641/files/rawijipobidoge.pdf
- https://cdn.shopify.com/s/files/1/0435/3890/7288/files/womuwe.pdf
- https://cdn.shopify.com/s/files/1/0432/7122/5494/files/zuguzupane.pdf
- https://cdn.shopify.com/s/files/1/0428/6509/8908/files/70443834640.pdf
- https://cdn.shopify.com/s/files/1/0431/1800/2340/files/free_lisp_for_autocad_2016.pdf
- https://cdn.shopify.com/s/files/1/0428/4815/7859/files/65915993222.pdf
- https://cdn.shopify.com/s/files/1/0431/5519/4011/files/46390742015.pdf
- https://cdn.shopify.com/s/files/1/0431/0391/2098/files/pegetizofopakiros.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
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000050b3.bin4518eb057cd88bfc00fb54f79a9a30d0612b778266fbc00156d159743171cc9d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x50B3 | 5240 bytes |
font_01_sfnt_off0000626f.bin699d1f4e4ceff95cace6fe1e1eb669f33e0c24ae547be4b79343a76eef33d0fe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x626F | 10968 bytes |
font_02_sfnt_off00008702.bine5245523bd71a78e06ca3300da63f55ad096e28dd8c1a5e83e138be64f7d0aee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8702 | 16084 bytes |
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