MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, including a critical link to a known malicious redirector at 'ttraff.cc'. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=mustache+template+tutorial', suggesting a lure to a phishing or malware distribution site. The ML classifier also strongly indicated maliciousness.
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=mustache+template+tutorial
- http://files.officialmusicsounds.com/uploads/1/3/0/9/130969206/b6ac2.pdf
- http://files.saikmusic.org/uploads/1/3/2/7/132740415/67c8893d65fe7.pdf
- https://cdn.shopify.com/s/files/1/0436/3943/9510/files/borebi.pdf
- https://cdn.shopify.com/s/files/1/0464/6889/0782/files/fuditidetu.pdf
- https://cdn.shopify.com/s/files/1/0436/0280/4898/files/1179739137.pdf
- https://cdn.shopify.com/s/files/1/0434/0822/8508/files/69793127254.pdf
- https://cdn.shopify.com/s/files/1/0432/6542/5570/files/acetate_sheets_a1.pdf
- https://cdn.shopify.com/s/files/1/0436/0041/2835/files/mekanisme_adsorpsi.pdf
- https://cdn.shopify.com/s/files/1/0437/0907/1513/files/pizoxiziwuzatof.pdf
- https://cdn.shopify.com/s/files/1/0435/4496/9367/files/19836547593.pdf
- https://cdn.shopify.com/s/files/1/0433/5032/7451/files/sample_of_undertaking_letter.pdf
- https://cdn.shopify.com/s/files/1/0434/7245/3797/files/2889633889.pdf
- https://cdn.shopify.com/s/files/1/0429/7729/6543/files/hechos_y_actos_juridicos_concepto_y_clasificacion.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e7f.bind69ca84f3815dd40a91c76ecfd961bb721f67c7a35779dbdc75d2015fa4ae18e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E7F | 5180 bytes |
font_01_sfnt_off00007ff4.bin6bc1f9bebb639730f23a83b8b6df46223878452d4e3c7783eae9b4bc11ee4bf1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FF4 | 14560 bytes |
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