MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The document body, though heavily obfuscated, contains a URL that matches the malicious redirector found by heuristics. This suggests the document is designed to redirect users to malicious sites under the guise of providing a 'Telugu formal letter writing format pdf'. No scripts were extracted, limiting the analysis of further execution chains.
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=telugu+formal+letter+writing+format+pdf
- http://vujar.radgarage.ca/uploads/1/3/2/8/132814930/zuwarolof.pdf
- http://files.poundridgegardenclub.com/uploads/1/3/1/4/131454114/3479029.pdf
- http://files.packwoodstation.com/uploads/1/3/1/1/131164399/davag.pdf
- https://cdn.shopify.com/s/files/1/0431/1708/4839/files/45674819989.pdf
- https://cdn.shopify.com/s/files/1/0430/4479/8613/files/45134010415.pdf
- https://cdn.shopify.com/s/files/1/0429/8512/8095/files/72175072188.pdf
- https://cdn.shopify.com/s/files/1/0431/4021/9037/files/76228668313.pdf
- https://cdn.shopify.com/s/files/1/0431/5850/3573/files/lazuxijutazudoxefapoxus.pdf
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/mikuwozivanegegexalu.pdf
- https://cdn.shopify.com/s/files/1/0434/5485/7377/files/4192185628.pdf
- https://cdn.shopify.com/s/files/1/0430/8323/5489/files/telejiwumeje.pdf
- https://cdn.shopify.com/s/files/1/0431/2806/2109/files/duwemot.pdf
- https://cdn.shopify.com/s/files/1/0429/1274/3591/files/8247976226.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nudukesobiji.pdf
- https://cdn.shopify.com/s/files/1/0428/3911/3895/files/jiwapejo.pdf
- https://cdn.shopify.com/s/files/1/0436/9665/2443/files/5801279600.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007c08.binbca2cc95d1ab28145c40d6399870a1423a27aac3fc70c44e20dcc619438123ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C08 | 5224 bytes |
font_01_sfnt_off00008dc4.binfd6c6075cb82c25b2186f5a7c81943565c741d671080f269391c0dda1eece6a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DC4 | 10344 bytes |
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