MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, with one identified as a malicious redirector. The ML classifier also flagged this PDF as malicious. The document body, though heavily obfuscated, contains URLs that are likely part of a link farm designed to drive traffic to malicious sites, potentially for malware distribution or phishing.
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=tripartite+guidelines+on+term+contract+employees
- http://zosaguw.wolfridgearchery.org/uploads/1/3/0/7/130738511/judiputelexebi_sasuxut_janusubekovogob.pdf
- http://wuwaxaku.catenajobsplus.com/uploads/1/3/1/0/131070109/lafenizoniji.pdf
- http://files.manufixed.com/uploads/1/3/1/3/131379496/7122752.pdf
- http://vomijirov.simplycrafted.com/uploads/1/3/1/0/131070161/788984.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/2536/6165/files/26101182311.pdf
- https://cdn.shopify.com/s/files/1/0434/3909/5973/files/70995338218.pdf
- https://cdn.shopify.com/s/files/1/0427/5427/7532/files/76437886134.pdf
- https://cdn.shopify.com/s/files/1/0432/8390/6724/files/bezedofuzidudirimubijoz.pdf
- https://cdn.shopify.com/s/files/1/0437/3915/2535/files/convert_fraction_to_percentage_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0432/3239/5426/files/88739335317.pdf
- https://cdn.shopify.com/s/files/1/0434/7245/3797/files/improving_public_policy_3rd_edition_download.pdf
- https://cdn.shopify.com/s/files/1/0436/9481/7445/files/cracking_the_millionaire_code_mark_victor_hansen.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_off00005f08.bin24a80f4607770a78b26db7321eae5ad7c552655e09275a1099ddafb856a9ea55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F08 | 5444 bytes |
font_01_sfnt_off00007178.bin6f30fc642735c156d49eb3483a21fc4c374f3ba9c9c0ace6c3312c7a104f120d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7178 | 9784 bytes |
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