MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to ttraff.com. It also exhibits characteristics of a link farm, embedding numerous external PDF links, many hosted on Shopify. The document body, though partially corrupted, contains the malicious URL and appears to be a lure related to 'Angular 4 dynamic form validation'. No scripts were extracted, but the presence of malicious URLs and the ML classifier's high confidence suggest a phishing or redirection attempt.
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=angular+4+dynamic+form+validation+on+submit
- http://files.kidwilliamrecords.com/uploads/1/3/1/4/131437249/6435592.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0440/8950/7992/files/bezufilunexozagemebuwew.pdf
- https://cdn.shopify.com/s/files/1/0429/0795/9452/files/23551920856.pdf
- https://cdn.shopify.com/s/files/1/0429/3351/8489/files/kokaninukorisezus.pdf
- https://cdn.shopify.com/s/files/1/0432/6876/7907/files/masoriverev.pdf
- https://cdn.shopify.com/s/files/1/0448/4605/5586/files/birthday_cake_pics_free.pdf
- https://cdn.shopify.com/s/files/1/0431/8937/1040/files/ncert_class_6_ancient_history_textbook.pdf
- https://cdn.shopify.com/s/files/1/0431/2940/5600/files/perajawikijiw.pdf
- https://cdn.shopify.com/s/files/1/0440/5297/1685/files/mapa_de_bogota_por_localidades.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006820.bin1c5a5daa3538549ecf1a37b930fd81691591e1fd5e198960c071fcc868a49d4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6820 | 5720 bytes |
font_01_sfnt_off00007b91.bin45061ee5c2330eab7e71a115aab2cf88a8fbadc49afaeda2974e1ddbbb1874f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B91 | 3368 bytes |
font_02_sfnt_off00008927.bin02a10db12c41a69e1daad2de145b9ac1be878ec5fbbd82330cc783c53b39901f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8927 | 15992 bytes |
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