MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.ru/pify?keyword=casio+fx+570+es+plus+manual'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded URLs, including one hosted on 'files.standby-travel.co.uk'. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the same redirect URL, suggesting a lure to a malicious site.
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=casio+fx+570+es+plus+manual
- http://files.standby-travel.co.uk/uploads/1/3/2/6/132695576/tibulurezoma.pdf
- https://cdn.shopify.com/s/files/1/0437/7133/0712/files/the_bully_bluford_series.pdf
- https://cdn.shopify.com/s/files/1/0430/6750/6849/files/symbiotic_relationship_examples.pdf
- https://cdn.shopify.com/s/files/1/0429/5763/5735/files/94116909088.pdf
- https://cdn.shopify.com/s/files/1/0431/6646/6216/files/fuxasejedikajedejiwufi.pdf
- https://cdn.shopify.com/s/files/1/0430/7088/1946/files/83957670117.pdf
- https://cdn.shopify.com/s/files/1/0431/1570/8580/files/78870892937.pdf
- https://cdn.shopify.com/s/files/1/0435/0679/4651/files/35406062368.pdf
- https://cdn.shopify.com/s/files/1/0430/9667/0365/files/tibelewoxidapige.pdf
- https://cdn.shopify.com/s/files/1/0434/4473/2065/files/71773230089.pdf
- https://cdn.shopify.com/s/files/1/0432/1466/7936/files/xixaripadomusivizanuwipe.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_off000051e6.binebc55d7c125e6cf149507683aad77aab18ba8c581966d8525ed1c2c8ccd5e430 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x51E6 | 5268 bytes |
font_01_sfnt_off000063d1.bin7ce6cd802d4b421971760b06c083ed8017067805ca1e11a322d41b10b9b588d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63D1 | 15152 bytes |
font_02_sfnt_off00009290.bin4ce97752c8d1ed0b0302a1507788019c6b738cc3ee96ca273f61f92c287db7cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9290 | 16072 bytes |
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