MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.ru, disguised as an answer key for a Vietnam war map activity. This suggests a social engineering lure to direct users to malicious content. The PDF also hosts a large number of other PDFs, likely for SEO poisoning to improve search engine ranking and visibility for malicious links. No scripts were extracted from this sample.
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.ru/pify?keyword=vietnam+war+map+activity+answer+key
- http://files.jamesdykman.com/uploads/1/3/1/1/131164462/babezomumafabe_ribenerikupudej_renus.pdf
- https://cdn.shopify.com/s/files/1/0429/6507/4086/files/suwitafezirafupuwomuti.pdf
- https://cdn.shopify.com/s/files/1/0434/5335/0055/files/pivot_animator_download.pdf
- https://cdn.shopify.com/s/files/1/0436/2380/9187/files/new_cutting_edge_upper_intermediate_workbook.pdf
- https://cdn.shopify.com/s/files/1/0446/9538/8313/files/jquery._ajax_headers.pdf
- https://cdn.shopify.com/s/files/1/0430/8982/1845/files/92574432543.pdf
- https://cdn.shopify.com/s/files/1/0439/9503/7854/files/bank_exam_question_paper_free_download.pdf
- https://cdn.shopify.com/s/files/1/0431/1692/0996/files/form_ba-_49.pdf
- https://cdn.shopify.com/s/files/1/0430/6586/8437/files/43347691732.pdf
- https://cdn.shopify.com/s/files/1/0430/3742/5818/files/74935198223.pdf
- https://cdn.shopify.com/s/files/1/0431/1970/6273/files/guvamef.pdf
- https://cdn.shopify.com/s/files/1/0447/0656/2201/files/brainstorming_methods.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_off000070cc.bin39b3948b0758c319f81690f58da84cd4aeb7ba8938990f079c791cabf313baae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70CC | 5332 bytes |
font_01_sfnt_off000082f5.binf4c6ab4981bdede12778b461ee82c015279c5d2ee7283fd7e38feadaf1183f4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82F5 | 10080 bytes |
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