MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a transcription task. The ML classifier strongly indicates maliciousness, and the presence of numerous external links, many pointing to Shopify, suggests a link farm used for SEO poisoning or distributing malicious content. The primary malicious URL is https://ttraff.com/wb?keyword=transcribe%20words%20pdf.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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.
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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.
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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.
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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=transcribe%20words%20pdf
- http://vafov.yogawithanniebarrett.com/uploads/1/3/1/3/131380263/tekogoroxume.pdf
- http://files.univerdant.com/uploads/1/3/0/7/130775980/05f1a8.pdf
- http://files.gethsemanebaldwin.org/uploads/1/3/1/8/131856456/e4953679a93c8.pdf
- http://suwisov.urbanag.info/uploads/1/3/0/7/130776394/1026422.pdf
- https://cdn.shopify.com/s/files/1/0429/6287/8618/files/95289511947.pdf
- https://cdn.shopify.com/s/files/1/0433/2113/1161/files/utorrent_download_windows.pdf
- https://cdn.shopify.com/s/files/1/0437/2273/5767/files/pagapanikoso.pdf
- https://cdn.shopify.com/s/files/1/0434/0842/5123/files/chili_pepper_madness.pdf
- https://cdn.shopify.com/s/files/1/0431/5247/4267/files/autumn_leaves_partitura_sax_alto.pdf
- https://cdn.shopify.com/s/files/1/0430/5072/9634/files/85150960065.pdf
- https://cdn.shopify.com/s/files/1/0429/1959/2103/files/24857363342.pdf
- https://cdn.shopify.com/s/files/1/0434/5249/8070/files/a_taste_of_romance_cast.pdf
- https://cdn.shopify.com/s/files/1/0431/9969/2958/files/xogod.pdf
- https://cdn.shopify.com/s/files/1/0431/7301/9808/files/zuvulidalusowu.pdf
- https://cdn.shopify.com/s/files/1/0437/5199/7592/files/vefefaguvitemoxedavasa.pdf
- https://cdn.shopify.com/s/files/1/0428/3033/2070/files/40577678449.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_off00005e01.bin4e6ddf6b2add86b6d2e05758b8be9a6cbb3806c140dc1ac2f7757c666c81b5b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E01 | 5296 bytes |
font_01_sfnt_off00007014.binc9b8d6bc99182d7610c61ca1a5dbf2faf15e2de71f13ab6de4a313efb9d1c16f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7014 | 11432 bytes |
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