MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with one identified as a malicious redirector. The heuristic firings indicate this PDF is designed as a link farm, likely to manipulate SEO or direct users to malicious sites. The ML classifier strongly supports the malicious nature of this document.
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=research+article+review+example+pdf
- http://files.bigpigeon.us/uploads/1/3/0/7/130739593/vunak-kujupasiwisevi.pdf
- http://files.fauncechurch.com/uploads/1/3/0/7/130740571/1db84a22.pdf
- http://files.tracyhansencoaching.com/uploads/1/3/0/7/130739658/d0b9c.pdf
- http://files.cbocesinnovative.org/uploads/1/3/0/9/130969768/natovorosezuk-tajowagalavun.pdf
- http://files.singletonwa.com/uploads/1/3/0/7/130738850/bewuloduzugeg-jijelikelek-zebera-lajuvukoj.pdf
- https://cdn.shopify.com/s/files/1/0428/6827/7415/files/popemezixaxej.pdf
- https://cdn.shopify.com/s/files/1/0435/7256/0033/files/coyote_hunting_games.pdf
- https://cdn.shopify.com/s/files/1/0435/1868/9432/files/kinajo.pdf
- https://cdn.shopify.com/s/files/1/0427/7728/0671/files/42686453547.pdf
- https://cdn.shopify.com/s/files/1/0431/4411/8434/files/85052746284.pdf
- https://cdn.shopify.com/s/files/1/0437/2656/9633/files/stokes_theorem_example_problems.pdf
- https://cdn.shopify.com/s/files/1/0428/2862/8135/files/when_to_use_furthermore.pdf
- https://cdn.shopify.com/s/files/1/0427/7446/2631/files/ridojifituwidivasadojun.pdf
- https://cdn.shopify.com/s/files/1/0433/2650/5118/files/black_jack_java.pdf
- https://cdn.shopify.com/s/files/1/0434/6934/0822/files/32673775894.pdf
- https://cdn.shopify.com/s/files/1/0433/8306/2678/files/22582590850.pdf
- https://cdn.shopify.com/s/files/1/0430/9660/4825/files/kagixevibugefifiwopa.pdf
- https://cdn.shopify.com/s/files/1/0431/2930/7293/files/pododedosepokemafisud.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_off000067d7.bina4a22ea138337a1cb1b011d37092ce1d865550c4ed7ce5e7a64401bf993cf2ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67D7 | 5620 bytes |
font_01_sfnt_off00007ae7.bin91d8f442d1d7a2df59d96bce1259f6f34c9c4c09441fef19e417459de07d74a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AE7 | 10348 bytes |
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