MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL and other links, suggesting a lure to external malicious content. The presence of a link farm heuristic further indicates an attempt to distribute malicious content via numerous links. 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.com/pify?keyword=android+9+call+recording+xda
- http://files.templebhajanband.com/uploads/1/3/1/1/131164399/6ff80391cc.pdf
- https://cdn.shopify.com/s/files/1/0431/2639/0933/files/21394615735.pdf
- https://cdn.shopify.com/s/files/1/0431/0846/6845/files/bendix_king_dph_radio_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/5711/8374/files/35796914304.pdf
- https://cdn.shopify.com/s/files/1/0435/1151/3252/files/gator_scooter_repair.pdf
- https://cdn.shopify.com/s/files/1/0435/6289/3471/files/46478272908.pdf
- https://cdn.shopify.com/s/files/1/0430/7959/8229/files/tagulafagogowav.pdf
- https://cdn.shopify.com/s/files/1/0433/9564/5589/files/29576599656.pdf
- https://cdn.shopify.com/s/files/1/0433/7883/5606/files/history_of_great_britain_download.pdf
- https://cdn.shopify.com/s/files/1/0430/4044/0471/files/pegemonifuvi.pdf
- https://cdn.shopify.com/s/files/1/0435/9625/1304/files/climate_change_agriculture_and_food_security.pdf
- https://cdn.shopify.com/s/files/1/0432/2597/2904/files/xagamizegivilejuzubavagud.pdf
- https://cdn.shopify.com/s/files/1/0427/8799/5807/files/89710532927.pdf
- https://cdn.shopify.com/s/files/1/0428/1624/1831/files/cover_letter_for_agriculture_job.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lapifobojupe.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_off00006bc4.binf48a87123e3bf41d282b918cf59c09082a581a1da55a985f651a9b2651b6bad6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BC4 | 5144 bytes |
font_01_sfnt_off00007d4c.bin17ec1d2b97645db9393444eb838496454796791a1185e180ab974abf6e9dd32b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D4C | 10316 bytes |
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