MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised with a lure about literary terms. It also exhibits characteristics of a link farm, with numerous embedded links pointing to external PDFs, many hosted on Shopify. The primary malicious URL identified is ttraff.com, which is flagged as a redirector. 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.com/wb?keyword=essential%20literary%20terms%20sharon%20hamilton%20pdf
- http://jozapopu.coolnativesnursery.com/uploads/1/3/1/4/131483200/zuruza.pdf
- http://files.sabrinahabib.com/uploads/1/3/1/4/131437967/6910139.pdf
- http://files.foramusementpurposesonly.com/uploads/1/3/0/8/130814124/bolimagotu_nubalozaza_gezeroda_bopeduvinojigex.pdf
- https://cdn.shopify.com/s/files/1/0430/3159/3113/files/fobawiwu.pdf
- https://cdn.shopify.com/s/files/1/0431/6656/4520/files/rijisujusasetiratudamuxir.pdf
- https://cdn.shopify.com/s/files/1/0434/9755/4084/files/asce_7-_10_full.pdf
- https://cdn.shopify.com/s/files/1/0437/4121/6919/files/49663442976.pdf
- https://cdn.shopify.com/s/files/1/0432/2449/8333/files/48312798769.pdf
- https://cdn.shopify.com/s/files/1/0429/6625/3724/files/kororiselemonozodizawar.pdf
- https://cdn.shopify.com/s/files/1/0435/5850/2563/files/338934537.pdf
- https://cdn.shopify.com/s/files/1/0435/5905/9615/files/90072060377.pdf
- https://cdn.shopify.com/s/files/1/0436/0873/5907/files/76774746092.pdf
- https://cdn.shopify.com/s/files/1/0430/9165/6864/files/lowopavapopumokoso.pdf
- https://cdn.shopify.com/s/files/1/0433/6667/8686/files/41369728324.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_off00004402.binb460b3f813a809d6440052e362d7f450a747568d5d199a233a71dbb6e96e179f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4402 | 5340 bytes |
font_01_sfnt_off0000560b.bin7a135c7bd82e342ebd398c9f0967bef08856bb5ec8d72c51279ff18794f002d4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x560B | 8976 bytes |
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