MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically identified as a malicious redirector pointing to 'ttraff.cc'. The document body is heavily obfuscated, but the presence of a malicious redirector and a link farm suggests an attempt to lure users 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.cc/pify?keyword=probability+and+statistics+1+pdf
- http://files.drjoybozzo.com/uploads/1/3/1/6/131606360/dc77d091183c0e6.pdf
- http://files.nanapafarms.com/uploads/1/3/1/4/131483391/loloki.pdf
- http://files.jaipurelephantpolo.com/uploads/1/3/0/8/130874371/jimepanozez-mikabipotojepox-jatuxar-temegup.pdf
- https://cdn.shopify.com/s/files/1/0434/6927/5286/files/parixufufoxabenavebabozul.pdf
- https://cdn.shopify.com/s/files/1/0429/3584/5017/files/taloneseduxopos.pdf
- https://cdn.shopify.com/s/files/1/0432/9105/0137/files/gogeloperabezopomik.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xekosipavejidowusa.pdf
- https://cdn.shopify.com/s/files/1/0427/6004/4710/files/32999829062.pdf
- https://cdn.shopify.com/s/files/1/0432/9691/5616/files/zivuxasovabuverem.pdf
- https://cdn.shopify.com/s/files/1/0435/4323/2661/files/90395453424.pdf
- https://cdn.shopify.com/s/files/1/0431/9140/2660/files/92412606360.pdf
- https://cdn.shopify.com/s/files/1/0432/2885/6477/files/kaxikun.pdf
- https://cdn.shopify.com/s/files/1/0431/1325/0972/files/zujelurugaguva.pdf
- https://cdn.shopify.com/s/files/1/0431/2072/2080/files/memobosivod.pdf
- https://cdn.shopify.com/s/files/1/0431/9048/5150/files/47923605364.pdf
- https://cdn.shopify.com/s/files/1/0434/9391/6837/files/zijegisupazepojev.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/
- https://cdn.shopify.com/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006f6f.binf3e07de04c9d313e0575c2845940632c83573363d160b6bf80f01bc22e2cb5b7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F6F | 5116 bytes |
font_01_sfnt_off000080d2.bin4ea617a925c6e3c33ccd4a400782208bb27f7469560808c10ba5b6d0c88a467e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80D2 | 9872 bytes |
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