MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded URLs, with one identified as a known malicious redirector. The document body, though partially corrupted, includes text related to sheet music and the malicious URL, suggesting a lure to entice users to click the link. The heuristic firings confirm the presence of malicious redirector links and a link farm, indicating a phishing or scam attempt. No scripts were extracted from this sample.
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.com/pify?keyword=franz+liszt+liebestraum+sheet+music
- http://rivuwofop.amandaglathlin.com/uploads/1/3/1/3/131380755/5108185.pdf
- http://files.drtadeusik.com/uploads/1/3/1/1/131163666/7340044.pdf
- http://velowas.pb-pproductions.com/uploads/1/3/0/8/130814328/sizoxotivuremironi.pdf
- http://pewudon.pajugubrauksana.com/uploads/1/3/2/6/132695569/f9b2e13a103c.pdf
- http://files.pokeplug.net/uploads/1/3/0/7/130775219/e6dc0.pdf
- https://cdn.shopify.com/s/files/1/0431/3301/0082/files/us_address_list_with_zip_code.pdf
- https://cdn.shopify.com/s/files/1/0431/6761/3087/files/57704318960.pdf
- https://cdn.shopify.com/s/files/1/0432/8387/3942/files/ministry_of_information_and_broadcasting_recruitment_2019.pdf
- https://cdn.shopify.com/s/files/1/0431/8255/5297/files/autodesk_maya_notes_books.pdf
- https://cdn.shopify.com/s/files/1/0431/0722/1661/files/python_format_float.pdf
- https://cdn.shopify.com/s/files/1/0433/1061/2635/files/kawunud.pdf
- https://cdn.shopify.com/s/files/1/0439/0364/7912/files/newspaper_layout_template_indesign.pdf
- https://cdn.shopify.com/s/files/1/0431/3199/4280/files/menuzuvaxore.pdf
- https://cdn.shopify.com/s/files/1/0433/4603/4843/files/i_am_discourses.pdf
- https://cdn.shopify.com/s/files/1/0435/1731/3178/files/binebaxinilovojosaseg.pdf
- https://cdn.shopify.com/s/files/1/0451/7367/0037/files/8479143818.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_off00004dbb.bin0b609124bab131d68285ccc319b6c7c21236938febca143d2ae0b3f17e079f10 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4DBB | 5184 bytes |
font_01_sfnt_off00005f30.bine11b346c36562c6583c97058d6b0f356caad472e4f108ee32a8b1267f74d3822 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F30 | 15364 bytes |
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