MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for educational material. The presence of a malicious redirector and a large number of external links suggests an attempt to drive traffic to potentially harmful sites, likely for phishing or malware distribution.
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/wb?keyword=conjunction%20exercise%20for%20class%207%20pdf
- http://lotigi.lakelouisebiblestudy.com/uploads/1/3/2/8/132815002/xorumodod.pdf
- http://files.straitstravellers.com/uploads/1/3/0/8/130873822/cb380b9619235.pdf
- http://files.wellsteadshrubs.com/uploads/1/3/1/3/131381046/wozobadilozopaz_nujejegerizus_tafibelub_zadanefadupe.pdf
- http://files.schec.net/uploads/1/3/1/8/131871894/6851944.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/1828/8285/files/56954465039.pdf
- https://cdn.shopify.com/s/files/1/0429/6451/7023/files/88097839597.pdf
- https://cdn.shopify.com/s/files/1/0433/7329/7822/files/kutesosanovigororizu.pdf
- https://cdn.shopify.com/s/files/1/0432/6857/1296/files/59667165005.pdf
- https://cdn.shopify.com/s/files/1/0427/8360/4903/files/2731598.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zenafepejeviwasi.pdf
- https://cdn.shopify.com/s/files/1/0432/9521/1680/files/velitegi.pdf
- https://cdn.shopify.com/s/files/1/0433/5462/0059/files/81429084166.pdf
- https://cdn.shopify.com/s/files/1/0429/7054/6335/files/mexuwavigo.pdf
- https://cdn.shopify.com/s/files/1/0434/4388/0103/files/vituxutipa.pdf
- https://cdn.shopify.com/s/files/1/0431/5162/2306/files/31650157213.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_off00007e46.bine006e35d50ba1602f43451bdf05e2b902f4bc989f24b0b75fb547c730fc22844 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E46 | 5280 bytes |
font_01_sfnt_off00009059.bin7004c04c69dd85845908970c2abf077746205b982d79d287ecf0fd5e9bbd205e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9059 | 10120 bytes |
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