MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, with numerous links hosted on Shopify domains, though most appear benign. The ML classifier strongly flagged this PDF as malicious. The embedded URLs suggest a social engineering lure, likely aiming to direct users to a compromised or malicious site for further exploitation.
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=kocom%20kcv-a374%20pdf
- http://files.virginiacitytreasureisland.com/uploads/1/3/1/3/131380292/soxuvofinawu.pdf
- http://files.littletheorem.co.uk/uploads/1/3/2/6/132681415/2442107.pdf
- http://nevoniji.pmiterms.com/uploads/1/3/0/8/130874218/a8208a2119b488.pdf
- http://vujagezo.nicholasmedoro.com/uploads/1/3/0/7/130738969/9904ef0f49c50.pdf
- https://cdn.shopify.com/s/files/1/0430/7045/5965/files/kopilasakesizutumekanuf.pdf
- https://cdn.shopify.com/s/files/1/0433/7578/8184/files/warhammer_40k_detachments_8th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/0958/0961/files/zupijikijuwawil.pdf
- https://cdn.shopify.com/s/files/1/0431/8950/2110/files/24149145069.pdf
- https://cdn.shopify.com/s/files/1/0431/6469/6738/files/jokiwolevib.pdf
- https://cdn.shopify.com/s/files/1/0431/4287/3249/files/minigenefepurugumeg.pdf
- https://cdn.shopify.com/s/files/1/0432/3940/7784/files/94139053324.pdf
- https://cdn.shopify.com/s/files/1/0438/1927/0301/files/37119479554.pdf
- https://cdn.shopify.com/s/files/1/0452/3101/4045/files/xogijifidoba.pdf
- https://cdn.shopify.com/s/files/1/0438/8706/7291/files/35736227733.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_off000046d6.binc5e6a9a25ab7602957ebc4d35d50a8b20016bfc030c94938649902bcb5de1eb3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x46D6 | 5452 bytes |
font_01_sfnt_off00005968.bin0818ff2cccf3e555903cc7b9e256cc01caebd4fea6479f7c7ea03f67d5226c26 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5968 | 10360 bytes |
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