MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, 'https://ttraff.cc/pify?keyword=houses+of+parliament+audio+or+guided+tour', is identified as a malicious redirector. The document body, though heavily obfuscated, appears to contain similar text, suggesting a lure to trick users into clicking the malicious link. The ML classifier strongly flagged this PDF as malicious, and the presence of a link farm further supports malicious intent.
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=houses+of+parliament+audio+or+guided+tour
- http://files.acgemsny.com/uploads/1/3/1/4/131483662/gevopetok.pdf
- http://files.chappellskc.com/uploads/1/3/0/8/130873717/gamanudi-feditigojivi-damezidete-fatosososupu.pdf
- https://cdn.shopify.c
- https://cdn.shopify.com/s/files/1/0440/5785/4102/files/championship_manager_2008_pc.pdf
- https://cdn.shopify.com/s/files/1/0433/3089/6026/files/1st_grade_phonics_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0444/3914/2566/files/abscesso_renal_tratamento.pdf
- https://cdn.shopify.com/s/files/1/0439/0223/8888/files/70146283442.pdf
- https://cdn.shopify.com/s/files/1/0434/0213/3671/files/31683872890.pdf
- https://cdn.shopify.com/s/files/1/0431/6872/7194/files/37475983671.pdf
- https://cdn.shopify.com/s/files/1/0431/9097/6673/files/fifafidopotumome.pdf
- https://cdn.shopify.com/s/files/1/0433/5344/0414/files/75398370.pdf
- https://cdn.shopify.com/s/files/1/0428/5199/1719/files/92661756905.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007f11.binbbede202212cb5e248d86716e85e8b6bf4d5bff7db0cd70a1237c089d43864ce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F11 | 5204 bytes |
font_01_sfnt_off000090aa.bincd81976fe024a00714716c2e4f26b0f53c15402d5bc2e3cd244a6627966eb7ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90AA | 10468 bytes |
font_02_sfnt_off0000b481.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB481 | 4324 bytes |
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