MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains numerous embedded links, with a primary URL identified as a malicious redirector. The document body, though obfuscated, includes the same redirector URL and references a 'new employee introduction email to team template', suggesting a social engineering lure. The presence of a link farm and a critical redirector heuristic indicates a high likelihood of this document being used to drive traffic to malicious sites.
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=new+employee+introduction+email+to+team+template
- http://files.bobsearle.net/uploads/1/3/0/9/130969354/wimuw-xutoxugaremi-togebefo.pdf
- http://files.angelinaaccary.com/uploads/1/3/0/9/130969712/tekovuzitavuze_biriwubowo_dijap_finese.pdf
- http://files.yogawithserena.com/uploads/1/3/1/8/131856852/91fb78d9d8.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99237037604.pdf
- https://cdn.shopify.com/s/files/1/0430/6547/5226/files/suwab.pdf
- https://cdn.shopify.com/s/files/1/0431/1767/4656/files/big_data_basic_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0435/6656/3487/files/animal_symmetry_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0430/7111/1330/files/76441524778.pdf
- https://cdn.shopify.com/s/files/1/0428/4216/1319/files/44447325359.pdf
- https://cdn.shopify.com/s/files/1/0430/0318/3258/files/jarinotuzenenir.pdf
- https://cdn.shopify.com/s/files/1/0434/0498/4483/files/3749238063.pdf
- https://cdn.shopify.com/s/files/1/0430/1350/5185/files/vowifaxirevodofapapes.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_off00005b4e.bine5f084e0e97e29b5f3e1d8090d72a608ed24d72221421312def06da7a516d9a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B4E | 5204 bytes |
font_01_sfnt_off00006cfc.bin70306fc33c3db4c245941f39b695d56d3ebcc304abbb938f63740fd77a6bde00 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CFC | 9796 bytes |
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