MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, also contains the URL 'https://ttraff.cc/pify?keyword=preparing+trial+balance+pdf', suggesting a lure to a malicious site. The presence of a large number of external PDF links, many hosted on Shopify, further indicates a link farm designed to attract traffic to potentially malicious destinations.
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=preparing+trial+balance+pdf
- http://vajepoj.rivergrilleeaston.com/uploads/1/3/2/6/132681670/bisixowikobu.pdf
- http://files.dgelectricinc.com/uploads/1/3/1/0/131070845/lobakatibe-pusumasubesaja-fizimerifemob.pdf
- http://baminogo.gearpornberlin.com/uploads/1/3/2/7/132710797/nekinona.pdf
- https://cdn.shopify.com/s/files/1/0434/1576/5159/files/35297399858.pdf
- https://cdn.shopify.com/s/files/1/0440/5536/3734/files/chemistry_chemical_formula_chart.pdf
- https://cdn.shopify.com/s/files/1/0438/0711/3373/files/adobe_reader_convert_to_word_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/4266/8698/files/python_attributes_and_methods.pdf
- https://cdn.shopify.com/s/files/1/0435/5430/8245/files/piya_basanti_re.pdf
- https://cdn.shopify.com/s/files/1/0430/9850/5369/files/67752879460.pdf
- https://cdn.shopify.com/s/files/1/0428/1778/1927/files/soldier_voice_lines.pdf
- https://cdn.shopify.com/s/files/1/0437/3273/0017/files/5074604922.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61047377128.pdf
- https://cdn.shopify.com/s/files/1/0432/6624/4766/files/78100535203.pdf
- https://cdn.shopify.com/s/files/1/0432/7243/7913/files/setolepujul.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_off0000979f.bince63b2f356b000ad44f6369e97a8084f0febd54df39dc0c4c24ca357a94e206b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x979F | 5284 bytes |
font_01_sfnt_off0000a9a5.binf9435944177a5420547a28ee40f60fe8351de8a0d9238907260cc869c7242087 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA9A5 | 10652 bytes |
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