MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/wix?keyword=dog+with+diarrhea+and+blood+in+stool'. The document body, though heavily obfuscated, appears to contain this URL and other Shopify links, suggesting a link farm or SEO poisoning tactic to drive traffic to malicious sites. The ML classifier also 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/wix?keyword=dog+with+diarrhea+and+blood+in+stool
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0905/6666/files/vidmate_apple_app.pdf
- https://cdn.shopify.com/s/files/1/0433/9315/5235/files/68572747439.pdf
- https://cdn.shopify.com/s/files/1/0433/5897/8207/files/57468206274.pdf
- https://cdn.shopify.com/s/files/1/0436/6794/7673/files/why_i_am_not_a_hindu_book.pdf
- https://cdn.shopify.com/s/files/1/0434/8710/1094/files/62909154973.pdf
- https://cdn.shopify.com/s/files/1/0434/2729/9478/files/bipuzazobiguvi.pdf
- https://cdn.shopify.com/s/files/1/0434/2326/9014/files/lumegurisad.pdf
- https://static.usrfiles.com/ugd/49be48_c0474b1af70741db8e18aabc678b0c6a.pdf
- https://static.usrfiles.com/ugd/3f0e57_6f1e8158879a4860bd03342ddecfb5f0.pdf
- https://static.usrfiles.com/ugd/ea5d7b_95741ad760384951868c925e8f04079e.pdf
- https://static.usrfiles.com/ugd/cfa91a_563ace66f13641baa189045bda353084.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_off00006606.bin8ea860bcecd2866662e633d44aa848aed3fd36274181881ef3058c19c7ec4a2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6606 | 5316 bytes |
font_01_sfnt_off00007825.bin1846fae36fb1eef83bc4eb0e2a28eeb8fc14211c70856216e941872bd48fca0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7825 | 10012 bytes |
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