MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to appear as legitimate search results, with a primary malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains keywords related to construction and PDF, suggesting a lure to download further content. The ML classifier strongly indicated maliciousness, and the presence of numerous external links points to a distribution or phishing attempt.
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/pify?keyword=building+construction+mckay+volume+1+pdf
- http://files.wao-lb.com/uploads/1/3/0/7/130775561/bevivafaxopis.pdf
- http://files.maisonmodulaireautonome.com/uploads/1/3/1/4/131483584/kilakuluwewetij.pdf
- http://files.bromswoldbikefest.org/uploads/1/3/0/8/130814902/bugus.pdf
- https://cdn.shopify.com/s/files/1/0434/1855/0439/files/database_administrator_interview_questions.pdf
- https://cdn.shopify.com/s/files/1/0437/9282/6517/files/muwonog.pdf
- https://cdn.shopify.com/s/files/1/0433/7795/0881/files/nakud.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/10809735118.pdf
- https://cdn.shopify.com/s/files/1/0437/2440/6935/files/tutinesogomonobejodano.pdf
- https://cdn.shopify.com/s/files/1/0431/8671/6830/files/kuzopeleni.pdf
- https://cdn.shopify.com/s/files/1/0430/7759/9383/files/4167187965.pdf
- https://cdn.shopify.com/s/files/1/0434/4469/9288/files/vibedunideveb.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57032902602.pdf
- https://cdn.shopify.com/s/files/1/0431/5021/3274/files/data_acquisition_system_book.pdf
- https://cdn.shopify.com/s/files/1/0429/9417/2058/files/gipolozo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005818.bin9debce18097b437390d367221147727731615caadc9b34ac06e69093d7fff167 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5818 | 5804 bytes |
font_01_sfnt_off00006bdc.bin2d35fe1b112251630f6c3e185fb4bf58c6327cea99f60afab3ca0473214b5b30 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BDC | 2116 bytes |
font_02_sfnt_off000075a8.bine9e7d242d6a4e2d77b9ad695ce52209118c3f21124ebb40c84f606f7eff52f03 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75A8 | 14312 bytes |
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