MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF contains a lure to download an 'answer sheet' which, upon inspection, contains numerous links. One critical heuristic identifies a malicious redirector link pointing to 'ttraff.com'. Another heuristic flags a large number of external PDF links, suggesting a link farm. The document body and heuristics indicate a social engineering attempt to trick the user into clicking a link, likely leading to a malicious download or exploit.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
-
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.
-
Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
-
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
-
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=answer+sheet+pdf+1+50 In PDF document text
- http://files.shelleypearsonwrites.com/uploads/1/3/0/7/130775786/kokizererurerom-wanemakedilex-nozorenon.pdfIn PDF document text
- http://files.thatsadormable.com/uploads/1/3/0/8/130874432/donaninano.pdfIn PDF document text
- http://files.bubbleytrinkets.com/uploads/1/3/0/7/130738823/2e674f4ea19c4e.pdfIn PDF document text
- http://files.domowilliamsburg.com/uploads/1/3/0/8/130874658/kakibofaxe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0429/0212/6751/files/24980436077.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4918/7493/files/32462563553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/2940/9442/files/ectomorph_muscle_gain_workout.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8144/9126/files/zaraxuselopisunifa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4487/2090/files/59866661414.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1324/2005/files/99635681638.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7921/2959/files/83162950838.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5135/0166/files/3252974554.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6853/7509/files/93458122752.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000065e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E5 | 4916 bytes |
SHA-256: 00e674763d1339888aed7056e98cfc1df990d2da3e95ac3bcad0727d86b5f12a |
|||
font_01_sfnt_off000076a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76A7 | 10960 bytes |
SHA-256: 45ed0d20b338def8eddc11647ace95083edccacae58c48113407fc5e7b7f219e |
|||
font_02_sfnt_off00009c02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C02 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.