MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits a PDF link farm heuristic, with numerous links pointing to Shopify-hosted PDFs, suggesting an attempt to manipulate search engine results or distribute content. The ML classifier also strongly flagged this PDF as malicious. The embedded URL 'https://ttraff.com/pify?keyword=christmas+letter+template+word+microsoft' is the primary IOC, likely serving as a lure or initial stage for a phishing attack.
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=christmas+letter+template+word+microsoft
- http://files.innovativearts.com/uploads/1/3/0/7/130775021/demuzebesanef-jepip.pdf
- http://files.usstheodoreechandlerlettersfromasailor.com/uploads/1/3/0/7/130739558/213096.pdf
- https://cdn.shopify.com/s/files/1/0454/0645/3928/files/performance_appraisal_objectives_ppt.pdf
- https://cdn.shopify.com/s/files/1/0431/1059/6765/files/fokuvobanoganogotorefuw.pdf
- https://cdn.shopify.com/s/files/1/0428/4855/1068/files/kelso_mo_topix.pdf
- https://cdn.shopify.com/s/files/1/0431/7665/7051/files/58507745574.pdf
- https://cdn.shopify.com/s/files/1/0433/4200/4375/files/rent_tax_invoice_template_australia.pdf
- https://cdn.shopify.com/s/files/1/0428/7866/4867/files/best_app_to_backup_photos_on_android.pdf
- https://cdn.shopify.com/s/files/1/0430/8303/8874/files/bitimupu.pdf
- https://cdn.shopify.com/s/files/1/0432/4153/7696/files/26516478442.pdf
- https://cdn.shopify.com/s/files/1/0431/7990/1096/files/guitar_chords_by_key.pdf
- https://cdn.shopify.com/s/files/1/0428/9721/1551/files/vayu_cyclone_weather_report.pdf
- https://cdn.shopify.com/s/files/1/0430/6888/3098/files/the_historical_figure_of_jesus_ep_sanders.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_off00005d0e.bin8b9a11a6e7ac599a4634ec91bfa91bf8e7f8a9aee0187a7081ed90ebfc7e9096 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D0E | 5392 bytes |
font_01_sfnt_off00006f50.bin4069a92fcb85926674890a5253fc7474443d0e442d870a8388155ced2f7da1b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F50 | 10036 bytes |
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