MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to potentially malicious redirectors or link farms. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags a link to 'ttraff.com' as malicious. The document body, though heavily obfuscated, contains references to URLs that likely serve as lures for further malicious activity.
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.com/pify?keyword=baidu+browser++for+pc+windows+10
- http://zusoviw.firstspeakers.ca/uploads/1/3/1/4/131437308/61b66d3ec87.pdf
- http://tokivi.chelledestefano.com/uploads/1/3/1/3/131380600/d262fba886797.pdf
- http://files.valleyriverdancers.org/uploads/1/3/2/7/132740498/eca75f4bf5c41.pdf
- http://gurik.plantshopyyc.com/uploads/1/3/1/0/131070590/voxipisijuwogu-nisonixebexade-gefotepevigode-pibuv.pdf
- http://fixozagov.arttherapycolorado.org/uploads/1/3/1/3/131379730/1815320.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/8037/5704/files/renujo.pdf
- https://cdn.shopify.com/s/files/1/0432/0083/9842/files/amber_run_i_found_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0431/5742/2229/files/zivovakubugenu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gaxasukazojolivuf.pdf
- https://cdn.shopify.com/s/files/1/0429/2640/7843/files/48316690300.pdf
- https://cdn.shopify.com/s/files/1/0434/3293/5574/files/command_gcc_failed_with_exit_status_1.pdf
- https://cdn.shopify.com/s/files/1/0445/4429/5076/files/20084055899.pdf
- https://cdn.shopify.com/s/files/1/0432/3957/1616/files/donisutenuxuzudujiv.pdf
- https://cdn.shopify.com/s/files/1/0430/9617/8849/files/lebemeguvevatitofetu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/26450106566.pdf
- https://cdn.shopify.com/s/files/1/0428/0087/3631/files/pesavafojemuzukefam.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_off0000680f.bin8148f11235966e5f9b1936be61bdabda06b46818f5a1b6218ce15f09c1920924 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x680F | 5592 bytes |
font_01_sfnt_off00007b32.binb37be07179ad039f7ce796ac6c1deb430c4f7753598174db9abdced5c8adcf7e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B32 | 10584 bytes |
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