MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm and a redirector link disguised as interview questions and answers. The primary malicious URL is 'https://ttraff.com/pify?keyword=school+business+administrator+interview+questions+and+answers', which is likely used to redirect the user to a malicious site. The ML classifier strongly indicated maliciousness, and the presence of numerous external links, many hosted on Shopify, suggests a SEO poisoning or link farm tactic.
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/pify?keyword=school+business+administrator+interview+questions+and+answers
- http://pufufaze.drewsyvertsen.com/uploads/1/3/2/7/132712326/8228d5ad633af.pdf
- http://nexebeju.mossgardennursery.net/uploads/1/3/1/4/131452846/5874716.pdf
- https://cdn.shopify.com/s/files/1/0429/7365/9290/files/vomuzafofobizozetesusu.pdf
- https://cdn.shopify.com/s/files/1/0437/7201/8845/files/defofunore.pdf
- https://cdn.shopify.com/s/files/1/0438/9945/3608/files/ropejiguriwe.pdf
- https://cdn.shopify.com/s/files/1/0430/1425/8851/files/16895668612.pdf
- https://cdn.shopify.com/s/files/1/0433/4131/6264/files/35178664352.pdf
- https://cdn.shopify.com/s/files/1/0429/8627/4967/files/mavegad.pdf
- https://cdn.shopify.com/s/files/1/0433/1785/4373/files/39938557956.pdf
- https://cdn.shopify.com/s/files/1/0433/4351/1702/files/baptism_certificate_template_fillable.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/befuxaj.pdf
- https://cdn.shopify.com/s/files/1/0433/3436/9438/files/50883305024.pdf
- https://cdn.shopify.com/s/files/1/0431/4526/5312/files/52968696757.pdf
- https://cdn.shopify.com/s/files/1/0435/9972/4703/files/75142131867.pdf
- https://cdn.shopify.com/s/files/1/0447/9470/8117/files/bosquejos_sobre_la_familia.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_off000067af.bin3c2af0d4cb02982815405c8af454973b9697862bd63a9026f11ce6c67c792229 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67AF | 5700 bytes |
font_01_sfnt_off00007ae1.bin7f167c616825918909d9758e8a9f0fd37a03aac6baad7c9ccf5c2ec2389f12da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AE1 | 10152 bytes |
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