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, specifically pointing to 'https://ttraff.cc/pify?keyword=visual+studio+2017+shortcut+to+format+code'. This indicates a social engineering attempt to lure users to malicious content. The document body also contains this URL and numerous other links hosted on Shopify, suggesting a link farm or SEO poisoning tactic to improve search engine visibility for malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.cc/pify?keyword=visual+studio+2017+shortcut+to+format+code
- http://files.biblecodesrevealed.com/uploads/1/3/2/8/132814050/lubebasu.pdf
- http://files.peldongaming.com/uploads/1/3/0/7/130775431/vawikapalujufukuzun.pdf
- https://cdn.shopify.com/s/files/1/0437/3646/5559/files/xijawewobeve.pdf
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/bejigirej.pdf
- https://cdn.shopify.com/s/files/1/0435/2383/4011/files/diablo_2_druid_builds.pdf
- https://cdn.shopify.com/s/files/1/0436/2344/8736/files/behavioral_objectives_examples.pdf
- https://cdn.shopify.com/s/files/1/0440/3360/5797/files/33291717623.pdf
- https://cdn.shopify.com/s/files/1/0431/1610/1781/files/23786838055.pdf
- https://cdn.shopify.com/s/files/1/0432/7256/8996/files/bleeper_crossword_answer.pdf
- https://cdn.shopify.com/s/files/1/0429/1801/9235/files/90974471328.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/womosoravitixugefiwil.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_off00006399.bin385a1c143c273a5091eb612f4390e40c358d8d8f543b59bb7c2b1f0b7617107f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6399 | 5632 bytes |
font_01_sfnt_off0000769d.bin62f798b014a7e3abbc2c41404a1d2c2775833fd6e6c01b9e88955aca839c2645 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x769D | 16164 bytes |
font_02_sfnt_off0000a951.bina4f616c8ed03231f927c8f6725ddfb6aed79ba1e9c0c9257d690ec40f184d4cc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA951 | 16388 bytes |
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