MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
The PDF file contains a significant number of embedded links, many pointing to Shopify-hosted PDF files, indicating a link farm. One critical heuristic identified a link to a known malicious redirector, 'ttraff.com', which likely serves as a distribution point for further malicious activity. The ML classifier also strongly flagged this PDF as malicious. The presence of a link farm and a malicious redirector suggests an attempt to either manipulate SEO or distribute malware through a chain of redirects.
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=badrinath+songs++masstamilan
- http://files.nicolaulrichs.com/uploads/1/3/0/7/130739059/dolelunegojiguz-namowiminan-donugawor.pdf
- http://jafuweki.sunrise-pta.org/uploads/1/3/2/8/132814930/tasit-nosagukivozudol.pdf
- http://bedani.ecommplish.com/uploads/1/3/2/3/132302978/kupamisofefap.pdf
- https://cdn.shopify.com/s/files/1/0435/5493/0839/files/59968248907.pdf
- https://cdn.shopify.com/s/files/1/0428/1679/8886/files/html2pdf_arial_font.pdf
- https://cdn.shopify.com/s/files/1/0440/5785/4102/files/bootstrap_datepicker_get_selected_date_in_format.pdf
- https://cdn.shopify.com/s/files/1/0429/0579/6774/files/lebedeguporamesadozovefuv.pdf
- https://cdn.shopify.com/s/files/1/0431/7279/0428/files/77539768039.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sebifoxof.pdf
- https://cdn.shopify.com/s/files/1/0428/2790/7239/files/gefilemenet.pdf
- https://cdn.shopify.com/s/files/1/0436/2685/6610/files/92453171900.pdf
- https://cdn.shopify.com/s/files/1/0434/2277/7496/files/6130959503.pdf
- https://cdn.shopify.com/s/files/1/0431/7839/3749/files/dezukuzudefufivav.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_off00005c2d.bin3c8c52e0a7664d6316eb74b61eda6a6177a230f62cf4ffe1416a4e48fc1f7faf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C2D | 5288 bytes |
font_01_sfnt_off00006df4.bin0e88e5b9e155576ae2d033322ab69bdda5d9762f43ecbdf831659e6b9c4fdae3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DF4 | 10148 bytes |
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