MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a deceptive message about 'my birthday cake pics' and embeds multiple links, including one to a known malicious redirector at 'https://ttraff.cc/pify?keyword=my+birthday+cake+pics'. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' confirms this malicious intent. Additionally, the 'PDF_SEO_LINK_FARM' heuristic indicates a large number of external links, many hosted on shopify.com, suggesting an attempt to manipulate search engine results or distribute malicious content through a link farm. The ML classifier strongly supports the malicious nature of this PDF.
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=my+birthday+cake+pics
- http://tejebuv.gregorywsaxton.com/uploads/1/3/1/4/131438309/ronon.pdf
- http://files.create-diy-online.com/uploads/1/3/1/6/131606408/gajurawagin_bodidusuk.pdf
- http://jugizeko.pvtennisclub.com/uploads/1/3/1/3/131398140/mixuwonikafu.pdf
- https://cdn.shopify.com/s/files/1/0437/9266/2688/files/bekibajaxovanuxobes.pdf
- https://cdn.shopify.com/s/files/1/0431/5509/5716/files/1329107915.pdf
- https://cdn.shopify.com/s/files/1/0431/4077/6093/files/lafofadu.pdf
- https://cdn.shopify.com/s/files/1/0428/1411/1903/files/migafedolaxezafav.pdf
- https://cdn.shopify.com/s/files/1/0430/1163/7401/files/32786101481.pdf
- https://cdn.shopify.com/s/files/1/0434/5511/9520/files/frostpunk_console_commands.pdf
- https://cdn.shopify.com/s/files/1/0433/8194/8567/files/bidale.pdf
- https://cdn.shopify.com/s/files/1/0438/1212/6882/files/36506565129.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_off00006730.bina98bde5ce359bc54853e2bc09d28db9a94f6a5510c46389e1aec358d0f1bfa3b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6730 | 5440 bytes |
font_01_sfnt_off000079ae.binfe0af8bb62fe105c201ae9d883c4b539808e1270a7f7c9670481cafd84fdb086 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79AE | 9988 bytes |
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