MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious due to a critical heuristic identifying it as a redirector link to known malicious infrastructure. Additionally, it contains a link farm with numerous external PDF links, many hosted on Shopify. The document body contains the URL https://ttraff.com/pify?keyword=barbituricos+definicion+pdf, which is the primary indicator of malicious intent. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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=barbituricos+definicion+pdf
- http://lilunij.gallerylucid.com/uploads/1/3/1/8/131856919/539316.pdf
- http://files.mountzionpbchurch.org/uploads/1/3/1/6/131607093/2087433.pdf
- http://mikexot.englishlutheran.org/uploads/1/3/0/8/130874524/2436782.pdf
- http://xenub.getmgetm.com/uploads/1/3/1/0/131070469/2526233.pdf
- https://cdn.shopif
- https://cdn.shopify.com/s/files/1/0433/6245/1611/files/73391744110.pdf
- https://cdn.shopify.com/s/files/1/0435/2992/8863/files/gozifotefefikaxedapeb.pdf
- https://cdn.shopify.com/s/files/1/0437/9800/3874/files/lelonoturusalesariporamu.pdf
- https://cdn.shopify.com/s/files/1/0435/2137/6410/files/92583135703.pdf
- https://cdn.shopify.com/s/files/1/0433/6821/8780/files/living_donor_kidney_transplant_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0431/6495/8879/files/chambal_ki_kasam_film_song.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/metformin_er_gastric_1000mg.pdf
- https://cdn.shopify.com/s/files/1/0431/7321/6411/files/36795582855.pdf
- https://cdn.shopify.com/s/files/1/0432/8652/8164/files/pavlov_media_sign_up.pdf
- https://cdn.shopify.com/s/files/1/0437/3898/8709/files/23271022838.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_off000078c9.bin204087b55f60cdc952d9896918aa0f9640823ff449c2b5473aa4bbc2e41281c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78C9 | 5308 bytes |
font_01_sfnt_off00008ad7.bin63110db87beef2c5ac03027f9e09a6e16faeb811872bbed18694fbf74798779e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8AD7 | 11152 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.