MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be the same as the one identified by the heuristic. The presence of a link farm suggests an attempt to generate traffic or distribute malicious content.
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.ru/pify?keyword=visual+studio+2015+keyboard+shortcuts+cheat+sheet
- http://files.kidsnchordsmusic.com/uploads/1/3/1/6/131607269/e4d9284f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0434/7848/3096/files/duzoli.pdf
- https://cdn.shopify.com/s/files/1/0430/3283/8298/files/zurexagujufobefodatemube.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3758/files/persuasive_writing_example.pdf
- https://cdn.shopify.com/s/files/1/0429/7709/9939/files/21005561696.pdf
- https://cdn.shopify.com/s/files/1/0432/8646/2620/files/fafiweviw.pdf
- https://cdn.shopify.com/s/files/1/0433/4652/6376/files/12494699910.pdf
- https://cdn.shopify.com/s/files/1/0431/4493/7623/files/60ktyz_synchronous_motor.pdf
- https://cdn.shopify.com/s/files/1/0431/1092/4437/files/anonymously_report_osha_violations.pdf
- https://cdn.shopify.com/s/files/1/0437/2781/4810/files/bajirao_mastani_tamil_movie_in_hd.pdf
- https://cdn.shopify.com/s/files/1/0436/4327/3369/files/bank_secrecy_act_training.pdf
- https://cdn.shopify.com/s/files/1/0432/8914/9608/files/tivutalaxofurumofame.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/76102764406.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a21b.bin294150c64ad5b3548a91e790f76ce21424b56de5fef030573811cf0412ba9233 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA21B | 5524 bytes |
font_01_sfnt_off0000b4fd.bin89653a013780bcf7a0def866dd5e874200ec57cc36830afbac0e1957eb7d08a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB4FD | 15828 bytes |
font_02_sfnt_off0000e650.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE650 | 4324 bytes |
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