MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, suggesting a link farm for SEO manipulation. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=south+african+business+plan+template+pdf'. The document body, though heavily obfuscated, contains references to business plans and URLs, reinforcing the lure. The ML classifier strongly indicated maliciousness.
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=south+african+business+plan+template+pdf
- http://files.elkhartcountycovid19.com/uploads/1/3/1/1/131164205/8514947.pdf
- http://files.esan-network.co.uk/uploads/1/3/2/6/132696465/8247721.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0427/6987/5111/files/94615969090.pdf
- https://cdn.shopify.com/s/files/1/0434/4417/5013/files/76212772070.pdf
- https://cdn.shopify.com/s/files/1/0429/8617/6665/files/devil_in_i_tab.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wonazonuv.pdf
- https://cdn.shopify.com/s/files/1/0432/1860/0095/files/bubifojimavalimevogelelul.pdf
- https://cdn.shopify.com/s/files/1/0430/8277/6725/files/tixudozam.pdf
- https://cdn.shopify.com/s/files/1/0439/4749/1486/files/bodoland_lottery_result_today.pdf
- https://cdn.shopify.com/s/files/1/0434/6504/8229/files/alzheimer_unam.pdf
- https://cdn.shopify.com/s/files/1/0435/7731/1395/files/jipebuvowemobotikofir.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068b3.bin2d1b4e2e113955002e974a1ed33854648521511436df0045cf33290630a3eb2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68B3 | 5520 bytes |
font_01_sfnt_off00007b37.bine7392809d6bb48ad9f3f201c2a4f4d4d96d9b4cec68f9b18371ca39745f0db34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B37 | 10016 bytes |
font_02_sfnt_off00009d57.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D57 | 4324 bytes |
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