MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains a large number of embedded links, with a critical heuristic firing indicating it's a link farm pointing to a malicious redirector. The primary URL identified, https://ttraff.cc/pify?keyword=freesocial2011+label%253A+000, is likely used to obscure the ultimate malicious destination. The presence of numerous PDF links suggests an attempt to manipulate search engine results or distribute further malicious content.
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.cc/pify?keyword=freesocial2011+label%253A+000
- http://files.lesprihaitimission.com/uploads/1/3/1/8/131856627/nokuxerago-fawuwo.pdf
- http://files.intuitivepetcare.com/uploads/1/3/1/6/131637635/6664186.pdf
- http://files.musictomymind.com/uploads/1/3/2/6/132681969/6cc7e8ec553.pdf
- http://files.studyaimusa.org/uploads/1/3/0/8/130874477/vitupuje.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/5598/8387/files/56927850159.pdf
- https://cdn.shopify.com/s/files/1/0429/7208/6423/files/71878052169.pdf
- https://cdn.shopify.com/s/files/1/0431/2875/0234/files/14174913318.pdf
- https://cdn.shopify.com/s/files/1/0429/6255/0940/files/zasidazerenazo.pdf
- https://cdn.shopify.com/s/files/1/0430/4227/5485/files/xijeridotazizuvix.pdf
- https://cdn.shopify.com/s/files/1/0427/8085/2383/files/tulisaji.pdf
- https://cdn.shopify.com/s/files/1/0429/6278/0311/files/74047007286.pdf
- https://cdn.shopify.com/s/files/1/0433/8214/5182/files/descargar_kmspico_para_office_2016_gratis.pdf
- https://cdn.shopify.com/s/files/1/0430/3103/6053/files/63911849188.pdf
- https://cdn.shopify.com/s/files/1/0431/4890/2556/files/29420381839.pdf
- https://cdn.shopify.com/s/files/1/0434/3208/3612/files/naui_scuba_diver_book.pdf
- https://cdn.shopify.com/s/files/1/0434/0570/5374/files/6167065578.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_off00005fa4.bin1cb837c88bd3302c9915588eeea7047bb77be3d4d65208ac883bc4eb5652e40a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FA4 | 5264 bytes |
font_01_sfnt_off00007197.bin0b26d19e43c51d59dad308c7587b3a426afe075ede11221d93185725ac0d1069 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7197 | 10572 bytes |
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