MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to domains associated with link farms and redirectors, such as ttraff.com. The document body, though partially corrupted, includes text suggesting a lure related to educational materials, and the primary malicious URL is explicitly present. The ML classifier strongly indicated maliciousness, and the PDF_MALICIOUS_REDIRECTOR_LINK heuristic confirms the presence of a link to known malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
-
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.
-
Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
-
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/wb?keyword=class%2010%20social%20science%20lab%20manual%20solution In PDF document text
- http://xowuzop.nqta.org/uploads/1/3/2/6/132683286/883986.pdfIn PDF document text
- http://files.holytrinityberlin.org/uploads/1/3/1/0/131069812/5a0b3.pdfIn PDF document text
- http://files.onemetropolitansquare.com/uploads/1/3/1/4/131454012/junaxas.pdfIn PDF document text
- http://files.alliancemasonryrestoration.com/uploads/1/3/1/1/131163733/1405122.pdfIn PDF document text
- http://files.melissashowers.com/uploads/1/3/2/7/132740399/1333731.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0288/8351/files/muruzowutuzaka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7826/2692/files/xuzajurelinurasopu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9373/7118/files/balopanesut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9141/1615/files/daydreamin_lupe_fiasco.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3291/0751/files/musunux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7202/8823/files/42865275471.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8421/8532/files/wifugovadosubek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/best_english_learning_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3144/3094/files/gitupijuretadadesi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7791/7085/files/aristoteles_y_dante_gratis.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006ab2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AB2 | 5088 bytes |
SHA-256: 5e5b2bba96ecacb1d9be9f1543847ef20af0ff5670d83cc377e9b723e090baee |
|||
font_01_sfnt_off00007be5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BE5 | 11236 bytes |
SHA-256: cc44f5c2a347246900d1a47f16642b3f0f9e832053eec8dcb1b678fb3aed67d6 |
|||
font_02_sfnt_off0000a22d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA22D | 16168 bytes |
SHA-256: bcfecb9fde4b74e4a2b692e15caf305b2988a1cfe4c6386614002e38d35feb86 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.