MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector URL. The document body, though heavily obfuscated, appears to contain the redirector URL, suggesting an attempt to direct users to malicious infrastructure. The presence of a large number of external PDF links further supports a link-farming or redirection-based attack pattern.
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=alien+skin+bokeh+2
- http://files.ohioadolescenthealth.org/uploads/1/3/2/7/132740905/856f4f516e034ea.pdf
- http://files.belleandbeaucompany.com/uploads/1/3/1/4/131438541/2048877.pdf
- http://kigalep.jacquelyncarterdesigns.com/uploads/1/3/1/6/131637136/kivorogo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0436/1791/0941/files/24389179571.pdf
- https://cdn.shopify.com/s/files/1/0435/2340/8032/files/zijizefiribub.pdf
- https://cdn.shopify.com/s/files/1/0434/9178/6918/files/nawata.pdf
- https://cdn.shopify.com/s/files/1/0430/7963/1001/files/sidejewu.pdf
- https://cdn.shopify.com/s/files/1/0431/6643/3435/files/35361451082.pdf
- https://cdn.shopify.com/s/files/1/0432/1152/2209/files/fasuvulerugeranisawexe.pdf
- https://cdn.shopify.com/s/files/1/0436/0686/8126/files/antropocentrismo_filosofia.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/76957488457.pdf
- https://cdn.shopify.com/s/files/1/0432/2036/9576/files/alphago_paper_nature.pdf
- https://cdn.shopify.com/s/files/1/0435/7881/8715/files/convert_to_svg_online.pdf
- https://cdn.shopify.com/s/files/1/0431/4837/8280/files/japefidiluwugomajab.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_off00005749.bina51c78dfa14609120997abb4742f63f2f319a8eed0a7bba782734d8a80a905b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5749 | 4500 bytes |
font_01_sfnt_off00006678.binc2de8a47a19e43233aa5d5b07a74346eaf17a9f3d3685ca19142a1fa469caa5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6678 | 10248 bytes |
font_02_sfnt_off000089a7.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89A7 | 4324 bytes |
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