MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded external links, with at least one pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The primary attack pattern observed is the use of a link farm within the PDF to direct users to potentially harmful content, likely for phishing or malware delivery.
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=hierarchy+of+norms+pdf
- http://files.alphlukaupartners.com/uploads/1/3/0/7/130740589/86d5e2071a80.pdf
- http://files.cathyleavittcreations.com/uploads/1/3/0/7/130776875/6f40ac.pdf
- http://files.turkeycreekretrievers.com/uploads/1/3/0/8/130814706/1707816.pdf
- https://cdn.shopify.com/s/files/1/0428/4815/7859/files/38709882352.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wanojexabe.pdf
- https://cdn.shopify.com/s/files/1/0429/8414/5049/files/88382950373.pdf
- https://saguwer.files.wordpress.com/2020/06/52708618160.pdf
- https://puvunitulev448898520.files.wordpress.com/2020/06/repunojivepaxojavo.pdf
- https://pawawezutib.files.wordpress.com/2020/07/mowewiferabi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vibemegabixowosepabotabux.pdf
- https://cdn.shopify.com/s/files/1/0428/7997/5590/files/3321230287.pdf
- https://cdn.shopify.com/s/files/1/0429/1965/7628/files/kinobo.pdf
- https://cdn.shopify.com/s/files/1/0430/3467/3301/files/72631041088.pdf
- https://cdn.shopify.com/s/files/1/0429/9004/3287/files/posote.pdf
- https://cdn.shopify.com/s/files/1/0430/9162/4096/files/34460001723.pdf
- https://cdn.shopify.com/s/files/1/0427/4061/3286/files/27235781058.pdf
- https://cdn.shopify.com/s/files/1/0432/8731/4590/files/fuzabigalano.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_off00009946.bine730f3e6ff45f5f910130b430ec7252a9b87621a6a54cc374a06088571a02536 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9946 | 5132 bytes |
font_01_sfnt_off0000aa83.bin04670c618ed6b61e6a78cc199878ed4291b58756854c274a5d7cc460a18dc7a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAA83 | 10196 bytes |
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