MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a redirector service (ttraff.cc) known for malicious activity. The document body, though heavily obfuscated, contains a URL that appears to be part of this link farm. The ML classifier strongly indicated maliciousness, and the presence of a redirector link supports a phishing or malware distribution attack pattern.
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=2016+chevy+traverse+lt+manual
- http://bedelaxo.kkylambdapsi.com/uploads/1/3/0/7/130775680/6809261.pdf
- http://danavig.robert-poole-law.com/uploads/1/3/1/3/131380755/87f14d4.pdf
- http://jufokem.sakanienglishcoach.com/uploads/1/3/1/4/131437089/3c052f4f47c9.pdf
- https://cdn.shopify.com/s/files/1/0429/9145/2314/files/67165270064.pdf
- https://cdn.shopify.com/s/files/1/0429/9105/9097/files/20223026833.pdf
- https://cdn.shopify.com/s/files/1/0428/9213/2508/files/2199411604.pdf
- https://cdn.shopify.com/s/files/1/0430/1540/5725/files/phonics_worksheets_free_download.pdf
- https://cdn.shopify.com/s/files/1/0434/3916/1500/files/procalcitonina_neonatos.pdf
- https://cdn.shopify.com/s/files/1/0434/0508/2776/files/bksb_english_initial_assessment_answers.pdf
- https://cdn.shopify.com/s/files/1/0431/0525/5577/files/mejigirexalisudexite.pdf
- https://cdn.shopify.com/s/files/1/0428/0041/4883/files/68374371226.pdf
- https://cdn.shopify.com/s/files/1/0431/6377/9236/files/12156429778.pdf
- https://cdn.shopify.com/s/files/1/0434/8366/0441/files/824823451.pdf
- https://cdn.shopify.com/s/files/1/0432/0716/4064/files/59512262678.pdf
- https://cdn.shopify.com/s/files/1/0431/8098/2438/files/words_list_for_spelling_bee_competition.pdf
- https://cdn.shopify.com/s/files/1/0429/5750/4668/files/book_of_assistance_arabic.pdf
- https://cdn.shopify.com/s/files/1/0445/6457/8463/files/laundry_symbols_guide.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_off00004732.bin5e98acfc05e783da472471c1c39306866d04dfef168de694bc62743cb6761556 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4732 | 5588 bytes |
font_01_sfnt_off00005a0e.bin52ff92dcd3b3bd6b336ab0acbf21a2f875a78c8423307734e4ec49e7bdb7a1d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A0E | 9264 bytes |
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