MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1566.001 Spearphishing Attachment
The PDF contains a critical heuristic indicating it links to known malicious redirector infrastructure, specifically 'ttraff.cc'. Additionally, it exhibits a 'clipboard command lure', instructing the user to copy and paste content into a shell, which is a common technique for executing malicious commands. The presence of numerous external PDF links, many pointing to Shopify, suggests a link farm or SEO manipulation tactic, potentially to obscure the malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 5
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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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Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LUREDocument tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
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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.cc/pify?keyword=stacked+chart+google+sheets
- http://files.dj-imba.com/uploads/1/3/1/4/131411199/nipuxegana.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/7005/4805/files/calculus_and_its_applications_solutions.pdf
- https://cdn.shopify.com/s/files/1/0431/3651/6250/files/warifija.pdf
- https://cdn.shopify.com/s/files/1/0435/1095/6196/files/7879196247.pdf
- https://cdn.shopify.com/s/files/1/0434/6645/7254/files/sivoguzedisir.pdf
- https://cdn.shopify.com/s/files/1/0440/1247/0422/files/beats_audio_apk_unrooted.pdf
- https://cdn.shopify.com/s/files/1/0429/0389/6230/files/39917169130.pdf
- https://cdn.shopify.com/s/files/1/0428/2934/9030/files/25966297958.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_off0000b355.bincab5e94c62980d5e634d75b9f21de24ed87a652137b396bbacb5dfc8efca4824 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB355 | 5368 bytes |
font_01_sfnt_off0000c57a.binaaf35ae6dbced7d0b2b0d69babf8ccc8ce0d4a027f824bf249692517665deb6b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC57A | 10592 bytes |
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