MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of these links, https://ttraff.ru/wb?keyword=manual%20de%20bomberos%20voluntarios%20de%20guatemala, is identified as a malicious redirector. The ML classifier strongly indicates maliciousness, and the overall structure suggests a SEO poisoning or link farm attack designed to redirect users to malicious sites.
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/wb?keyword=manual%20de%20bomberos%20voluntarios%20de%20guatemala
- http://files.illinoispeoplesaction.org/uploads/1/3/1/3/131380308/votuzi.pdf
- http://files.copernicus-training.com/uploads/1/3/0/7/130776031/dofus.pdf
- http://files.sethled.com/uploads/1/3/1/4/131407214/bosagorobasa_kegul_tefew.pdf
- https://cdn.shopify.com/s/files/1/0430/2651/4077/files/jurarewonipovadomap.pdf
- https://cdn.shopify.com/s/files/1/0429/5501/4297/files/historia_de_las_bacterias.pdf
- https://cdn.shopify.com/s/files/1/0436/7617/2441/files/baritone_ukulele_barre_chords.pdf
- https://cdn.shopify.com/s/files/1/0440/6139/3061/files/black_voices_an_anthology_of_african_american_literature.pdf
- https://cdn.shopify.com/s/files/1/0433/0107/7142/files/volepazaxofole.pdf
- https://cdn.shopify.com/s/files/1/0430/8054/8503/files/jesupodinugexemegebap.pdf
- https://cdn.shopify.com/s/files/1/0435/4605/0728/files/27747144143.pdf
- https://cdn.shopify.com/s/files/1/0434/4093/0983/files/59833026741.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_off000058d3.bin3d4037565be9b7b7523efc2951825601c1ef4624b93d073f4b82d7317376f86a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58D3 | 5348 bytes |
font_01_sfnt_off00006aea.bin80566c92bce7c3823cb05ccb9cb9100661d9cfda76755f16dfd85da530dcaa55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AEA | 11360 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.