MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, suggesting a link farm for SEO manipulation or to host malicious content. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final malicious destination. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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=tell+el+amarna+letters+pdf
- http://files.reeldealdemos.com/uploads/1/3/2/6/132681969/4733867.pdf
- http://files.savinggracearizona.com/uploads/1/3/2/6/132681062/5149635.pdf
- http://files.wharfebridgedaynursery.co.uk/uploads/1/3/1/4/131453348/gamusaxefi_betib_kolobefimago_tasobamawerez.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/suton.pdf
- https://cdn.shopify.com/s/files/1/0437/2335/8358/files/37598432581.pdf
- https://cdn.shopify.com/s/files/1/0439/4903/1592/files/widowesibikibofunugexevim.pdf
- https://cdn.shopify.com/s/files/1/0430/9798/1082/files/zijasik.pdf
- https://cdn.shopify.com/s/files/1/0434/1799/3366/files/66564478258.pdf
- https://cdn.shopify.com/s/files/1/0446/7880/7705/files/preeclampsia_cenetec_2020.pdf
- https://cdn.shopify.com/s/files/1/0431/3346/8821/files/dosiwesemup.pdf
- https://cdn.shopify.com/s/files/1/0440/8927/8616/files/iceland_golden_circle_map.pdf
- https://cdn.shopify.com/s/files/1/0434/8795/3053/files/vebanepo.pdf
- https://cdn.shopify.com/s/files/1/0437/3990/6197/files/aisi_4130_material_specification.pdf
- https://cdn.shopify.com/s/files/1/0434/7379/7285/files/perikawo.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000aeff.bin09d23545f7f633301519be823bdce748684acb9c72d040c5bdd115c06a53b45e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEFF | 5136 bytes |
font_01_sfnt_off0000c060.bin7b1fb02dff7f7a3c625a2f39a592e8150200fb1e927f8c9bb80c123b273dd2e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC060 | 15140 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.