MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'Marriott employee handbook pdf' and the malicious URL, suggesting a phishing or social engineering lure. The ML classifier also strongly indicated maliciousness.
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=marriott+employee+handbook+pdf
- http://files.brockportmall.com/uploads/1/3/0/9/130968956/df6e43fa3f5efd4.pdf
- http://files.observatoryproject.com/uploads/1/3/1/0/131071258/846212.pdf
- http://files.aldabragallery.com/uploads/1/3/1/4/131452800/vebobi-gigobu-fekuguwunox.pdf
- https://cdn.shopify.com/s/files/1/0434/0498/4483/files/larulapizixujegikedam.pdf
- https://cdn.shopify.com/s/files/1/0440/6955/2293/files/zefug.pdf
- https://cdn.shopify.com/s/files/1/0434/8733/0464/files/gubuzavanika.pdf
- https://cdn.shopify.com/s/files/1/0432/7247/0686/files/panemexeporifowazetanirax.pdf
- https://cdn.shopify.com/s/files/1/0434/2376/0536/files/89921680380.pdf
- https://cdn.shopify.com/s/files/1/0433/5081/8969/files/xizolufagederuk.pdf
- https://cdn.shopify.com/s/files/1/0437/4446/0951/files/34124669109.pdf
- https://cdn.shopify.com/s/files/1/0437/3702/2615/files/zanivujojegi.pdf
- https://cdn.shopify.com/s/files/1/0430/8864/2197/files/54590415716.pdf
- https://cdn.shopify.com/s/files/1/0430/4253/7629/files/nodakel.pdf
- https://cdn.shopify.com/s/files/1/0431/2052/5476/files/gelonujagufobel.pdf
- https://cdn.shopify.com/s/files/1/0435/1718/2104/files/gesesilivijebururok.pdf
- https://cdn.shopify.com/s/files/1/0431/3025/7568/files/clicker_heroes_save_game_code.pdf
- https://cdn.shopify.com/s/files/1/0434/1124/3164/files/58603771693.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_off000065f7.bin008bf21b8c90a6098956d9814e4fc80ea1fe44f8e0e13b8346389eb496a2627a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65F7 | 5412 bytes |
font_01_sfnt_off00007845.bin4539811b9bfbdd8aafed99eab2f34372f031b4c60c4b445777bf6033a5d14bd8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7845 | 10392 bytes |
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