MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. The document body, though heavily obfuscated, contains the same redirector URL. This indicates a likely attempt to lead users to a malicious site, potentially for further exploitation or credential harvesting.
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=computer+vision+in+matlab+pdf
- http://files.hawknews.org/uploads/1/3/1/1/131164488/9474988.pdf
- http://webibife.iranianmusings.com/uploads/1/3/1/4/131437462/5d4e21e6.pdf
- http://files.saint-johns.org/uploads/1/3/0/9/130969580/17b4b5db4.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/1881/1552/files/ssc_chsl_result_2020_tier_1.pdf
- https://cdn.shopify.com/s/files/1/0436/1850/0765/files/siveronoputeregikov.pdf
- https://cdn.shopify.com/s/files/1/0428/9236/1887/files/vajebusa.pdf
- https://cdn.shopify.com/s/files/1/0432/9226/2560/files/91441909210.pdf
- https://cdn.shopify.com/s/files/1/0438/1927/0306/files/54786589250.pdf
- https://cdn.shopify.com/s/files/1/0437/3128/8215/files/database_management_system_for_bsc_computer_science.pdf
- https://cdn.shopify.com/s/files/1/0432/5035/2296/files/1923169529.pdf
- https://cdn.shopify.com/s/files/1/0429/3161/7945/files/49059122994.pdf
- https://cdn.shopify.com/s/files/1/0434/7094/6456/files/85156813294.pdf
- https://cdn.shopify.com/s/files/1/0434/3886/6593/files/22806290457.pdf
- https://cdn.shopify.com/s/files/1/0428/6427/9718/files/leaked_snapchat_by_location.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000059b9.binaa783056c87a8b0526a2171ff4f2e2af22fce0a098e8cafa3b0216f543f8b892 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59B9 | 5292 bytes |
font_01_sfnt_off00006b99.bin1a4327ce035e7fd40675a441db928b21c6e5b2399f23fb87f75f0773183ec68c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B99 | 10036 bytes |
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