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 of which point to external resources. One critical heuristic firing indicates that the PDF links to known malicious redirector infrastructure, specifically `https://ttraff.ru/pify?keyword=hotstar+apk+free++new+version`. The document body also contains text related to 'Hotstar apk free new version', suggesting a lure to download potentially malicious software. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=hotstar+apk+free++new+version
- http://files.angyhall.com/uploads/1/3/2/6/132682022/mivukopedem_dazivugugoses_mekoxazoname.pdf
- https://cdn.shopify.com/s/files/1/0434/0065/9100/files/endnote_x7_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0433/3902/2494/files/ap_computer_science_exam_reference_sheet.pdf
- https://cdn.shopify.com/s/files/1/0438/2638/0960/files/bafg_antrag_hannover.pdf
- https://cdn.shopify.com/s/files/1/0428/4973/0727/files/78583640275.pdf
- https://cdn.shopify.com/s/files/1/0431/2812/7654/files/rupilogiwisiforol.pdf
- https://cdn.shopify.com/s/files/1/0434/0740/9319/files/bacteriostatic_and_bactericidal_antibiotics.pdf
- https://cdn.shopify.com/s/files/1/0434/7835/2034/files/vobuvixi.pdf
- https://cdn.shopify.com/s/files/1/0427/4647/8758/files/82954375765.pdf
- https://cdn.shopify.com/s/files/1/0440/1207/7206/files/william_wilson_edgar_allan_poe_espaol.pdf
- https://cdn.shopify.com/s/files/1/0435/5470/1461/files/8189656311.pdf
- https://cdn.shopify.com/s/files/1/0433/7228/2008/files/pusojejapugalire.pdf
- https://cdn.shopify.com/s/files/1/0428/4094/8892/files/64521099656.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_off00006811.bin62b4a46194553e1586f26f438b17125304b5d06833fe39302bcf1428d1504da2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6811 | 5040 bytes |
font_01_sfnt_off00007965.bin954e773af1f40ef09db2fbc827ce34a39cd0f18617902240f4a735970d4b6337 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7965 | 10668 bytes |
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