MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged as malicious by an ML classifier and contains a significant number of embedded links, many pointing to external PDF files. One URL, 'https://ttraff.ru/pify?keyword=different+gauges+of+sheet+metal', is identified as a malicious redirector. The presence of a link farm suggests an attempt to manipulate search results or distribute further malicious content, aligning with a spearphishing attachment vector.
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=different+gauges+of+sheet+metal
- http://files.ellanstudios.com/uploads/1/3/1/8/131857494/7239053.pdf
- http://files.sweetiepiesnapjewelry.com/uploads/1/3/0/7/130738620/2177159.pdf
- http://files.dancevibessf.com/uploads/1/3/2/7/132740805/1831432.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/0767/1447/files/fonobusifufemib.pdf
- https://cdn.shopify.com/s/files/1/0430/7304/4642/files/vipedafuwonim.pdf
- https://cdn.shopify.com/s/files/1/0436/0398/4547/files/printable_bingo_cards.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/95610310087.pdf
- https://cdn.shopify.com/s/files/1/0429/6717/1223/files/50034453105.pdf
- https://cdn.shopify.com/s/files/1/0447/2127/5033/files/belajar_macro_excel.pdf
- https://cdn.shopify.com/s/files/1/0432/5716/8027/files/8305202776.pdf
- https://cdn.shopify.com/s/files/1/0431/2920/8988/files/bourn_identity_soundtrack.pdf
- https://cdn.shopify.com/s/files/1/0431/1593/7948/files/introduction_to_calculus_and_differential_equations.pdf
- https://cdn.shopify.com/s/files/1/0431/2272/0922/files/wibabadizaxevejedakije.pdf
- https://cdn.shopify.com/s/files/1/0430/7651/8049/files/40365758847.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_off000062b9.bin619cbdb1e46b345ef775ba59dccb60a169c47525167f15647a8cba010f6f8c21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62B9 | 5180 bytes |
font_01_sfnt_off00007437.binefb50b718af930763fd5109848b91757e415e534d08312cfd8a0cdf1a4f0d3fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7437 | 10788 bytes |
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