MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with the primary one directing to a known malicious redirector. The document body, though heavily obfuscated, suggests a lure related to 'List of castes in tamil nadu pdf'. The ML classifier strongly indicates maliciousness, and the presence of multiple external PDF links points to a link farm or redirection strategy.
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.com/pify?keyword=list+of+castes+in+tamil+nadu+pdf
- http://files.worldmusicpedagogy.com/uploads/1/3/0/7/130739517/rulimosarokopu.pdf
- http://files.momtomomsales.net/uploads/1/3/0/9/130969389/4093347.pdf
- http://files.wandlevalleyforum.org/uploads/1/3/0/7/130738507/zakifuzad.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/6186/2810/files/zivofofixupapeda.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8428/files/lewabukosago.pdf
- https://cdn.shopify.com/s/files/1/0428/4248/8998/files/42772856542.pdf
- https://cdn.shopify.com/s/files/1/0431/6063/3504/files/24732016109.pdf
- https://cdn.shopify.com/s/files/1/0429/6219/0499/files/bumolag.pdf
- https://cdn.shopify.com/s/files/1/0437/8938/5885/files/62740403519.pdf
- https://cdn.shopify.com/s/files/1/0433/8152/2599/files/kosira.pdf
- https://cdn.shopify.com/s/files/1/0430/9617/8845/files/nuludepo.pdf
- https://cdn.shopify.com/s/files/1/0435/2986/3323/files/13001027437.pdf
- https://cdn.shopify.com/s/files/1/0439/1868/8424/files/78862679632.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_off000085d9.binb6212edfdcf47f2f5c9fc8a153b71138adb8d7bd56d34241279c99cee5467d05 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85D9 | 5028 bytes |
font_01_sfnt_off000096da.binc980c6409a2f110508ce8fe655409847907e0842fe3e5700999cc9289010829f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x96DA | 12860 bytes |
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