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 a link farm designed to redirect users to malicious infrastructure. The primary malicious URL identified is https://ttraff.ru/pify?keyword=nrsv+with+apocrypha+pdf, which is flagged as a malicious redirector. The document's structure and content suggest an attempt to lure users to external sites, likely for further exploitation or phishing.
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.ru/pify?keyword=nrsv+with+apocrypha+pdf
- http://files.chanwinnie.com/uploads/1/3/1/6/131606289/puwakuduzuzeza_bekudaz_nixirurofu.pdf
- http://files.findapartyconsultant.com/uploads/1/3/0/7/130739571/zeragimituliwijoni.pdf
- http://files.fbclakebenton.org/uploads/1/3/2/7/132740214/d6c1dbd7.pdf
- http://files.cvatclub.org/uploads/1/3/0/9/130969984/muvubesipolod.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/8406/3654/files/kiwagogiwapijolin.pdf
- https://cdn.shopify.com/s/files/1/0432/3698/2952/files/80158069981.pdf
- https://cdn.shopify.com/s/files/1/0429/4498/7292/files/pokemon_red_guide.pdf
- https://cdn.shopify.com/s/files/1/0429/6219/0489/files/wejafatubovewolusiza.pdf
- https://cdn.shopify.com/s/files/1/0428/1958/4166/files/91097927732.pdf
- https://cdn.shopify.com/s/files/1/0428/0582/1599/files/98909245119.pdf
- https://cdn.shopify.com/s/files/1/0432/3583/6059/files/27797845164.pdf
- https://cdn.shopify.com/s/files/1/0436/8593/7307/files/85974880718.pdf
- https://cdn.shopify.com/s/files/1/0428/4622/4551/files/xilekawagin.pdf
- https://cdn.shopify.com/s/files/1/0440/0319/7078/files/ziduvod.pdf
- https://cdn.shopify.com/s/files/1/0437/3273/0008/files/7726167660.pdf
- https://cdn.shopify.com/s/files/1/0435/8055/5419/files/77047246453.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_off00005385.bincb73c9e9aea2b209b605beedf7212895a6598fbea262fdf3c46f86a31098a2fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5385 | 5432 bytes |
font_01_sfnt_off0000661d.bin032dcc615717c968b450ca05b9beb68b1247b58116de39c9d543766bf8e80ebb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x661D | 10552 bytes |
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