MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external resources, with one specifically identified as a malicious redirector. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to distribute malicious content or engage in SEO manipulation for malicious purposes. The document body, though partially corrupted, contains a URL that is also present in the heuristics, reinforcing the malicious redirector finding.
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.ru/pify?keyword=libro+arqueologia+del+saber+pdf
- http://files.capriliciousjewellery.com/uploads/1/3/0/7/130738801/9c8adf6845fb.pdf
- http://files.venusevanswinters.com/uploads/1/3/0/8/130813885/xadapiru.pdf
- http://files.knightprideproductions.com/uploads/1/3/0/9/130969663/kudugujob.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/5797/1362/files/44245077082.pdf
- https://cdn.shopify.com/s/files/1/0435/5804/3797/files/webmd_portion_size_guide.pdf
- https://cdn.shopify.com/s/files/1/0427/7927/9527/files/moxulitijizupub.pdf
- https://cdn.shopify.com/s/files/1/0428/4484/8295/files/5945610343.pdf
- https://cdn.shopify.com/s/files/1/0431/5034/4352/files/datacion_carbono_14.pdf
- https://cdn.shopify.com/s/files/1/0429/9476/1877/files/creative_writing_module.pdf
- https://cdn.shopify.com/s/files/1/0435/3087/9136/files/big_bang_theory_essay.pdf
- https://cdn.shopify.com/s/files/1/0431/0876/1764/files/61220144669.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/duzawubemamomavokam.pdf
- https://cdn.shopify.com/s/files/1/0437/7473/8593/files/gregor_the_overlander.pdf
- https://cdn.shopify.com/s/files/1/0430/9578/5629/files/70851008879.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005908.bin3ce30a41ce1cbb67e467b8c45789ce3b90863dddf907081d647387273becc823 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5908 | 5416 bytes |
font_01_sfnt_off00006b70.bin210b739459b23d951ea629daee9466fa75754eaac6500a129e1f4a9545c59fb3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B70 | 13856 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.