MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link pointing to ttraff.com, which is known for malicious activity. The document body and embedded links suggest a lure related to 'Nvidia shield tablet firmware' and a large number of other PDF files, likely for SEO manipulation or to obscure the malicious intent. The ML classifier 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.com/pify?keyword=nvidia+shield+tablet+firmware
- http://files.anandoyoga.com/uploads/1/3/2/3/132302970/gominakapukukuzolasi.pdf
- http://mikeliki.patriciablackmoor.com/uploads/1/3/1/0/131069839/9565446c61786.pdf
- http://files.warmnightcandles.com/uploads/1/3/0/7/130775707/mafosan-temivadoxuxu-zereru.pdf
- http://bosipuri.awakenyuma.org/uploads/1/3/0/7/130775169/gunanime_fekomebibuwinif.pdf
- https://cdn.shopify.com/s/files/1/0437/6815/2216/files/best_wrinkle_cream_oprah.pdf
- https://cdn.shopify.com/s/files/1/0434/6642/4486/files/cambridge_english_grammar_exercises.pdf
- https://cdn.shopify.com/s/files/1/0436/8980/3941/files/20582052844.pdf
- https://cdn.shopify.com/s/files/1/0430/8097/4490/files/bengali_spiritual_books_free_download.pdf
- https://cdn.shopify.com/s/files/1/0432/2505/5387/files/77658730225.pdf
- https://cdn.shopify.com/s/files/1/0428/4094/8892/files/vanisadafewuja.pdf
- https://cdn.shopify.com/s/files/1/0431/0532/1109/files/62818965548.pdf
- https://cdn.shopify.com/s/files/1/0431/1918/1978/files/74895534543.pdf
- https://cdn.shopify.com/s/files/1/0437/3548/2529/files/attendo_informazioni_in_inglese.pdf
- https://cdn.shopify.com/s/files/1/0430/5181/0969/files/sumotezaravagewasaduva.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_off0000afa6.bin2b6330af6a58a364c9196cadb8adc39bc951efe22ff489faa403fea51c6d8098 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFA6 | 5408 bytes |
font_01_sfnt_off0000c1fc.bin7588e9c029e3fe1fe589a0e54fb0ac77c4c1e7789d0de64850910902d7c21861 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1FC | 11260 bytes |
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