MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link that redirects to a known malicious infrastructure, disguised as 'customer service agent interview questions and answers'. The PDF also contains a mass external PDF link farm, suggesting an attempt to manipulate search engine results or distribute further malicious content. The ML classifier 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.cc/pify?keyword=customer+service+agent+interview+questions+and+answers
- http://files.portaverdestudio.com/uploads/1/3/1/4/131406092/2300797.pdf
- http://files.kmphotographyma.com/uploads/1/3/1/4/131407165/1126974.pdf
- https://cdn.shopify.com/s/files/1/0452/3789/5325/files/73607532503.pdf
- https://cdn.shopify.com/s/files/1/0428/8725/0087/files/zazetib.pdf
- https://cdn.shopify.com/s/files/1/0431/4575/6821/files/36942625634.pdf
- https://cdn.shopify.com/s/files/1/0431/6066/6274/files/66364813435.pdf
- https://cdn.shopify.com/s/files/1/0434/2893/7880/files/xopomogozin.pdf
- https://cdn.shopify.com/s/files/1/0431/3258/4087/files/22254368293.pdf
- https://cdn.shopify.com/s/files/1/0429/8535/7463/files/bbc_english_literary_companion_for_class_11.pdf
- https://cdn.shopify.com/s/files/1/0429/3407/5558/files/64626862515.pdf
- https://cdn.shopify.com/s/files/1/0429/0389/6217/files/searchs_linux.pdf
- https://cdn.shopify.com/s/files/1/0430/5672/6165/files/zeliletev.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8863/files/56600017767.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_off00007ed6.bine0623bc8f58ae740a8af32d5f70c5f8cd10373f3382d76822749cae11195e043 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ED6 | 5408 bytes |
font_01_sfnt_off0000912d.bin70ac48d7e2deb9d652269d350f828bb70fa8d76132dda0205a2d335bf4307ca7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x912D | 10364 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.