MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.ru, which is likely used to obscure the final destination of the malicious payload. The document body and embedded links suggest a social engineering lure related to social media manipulation. The ML classifier strongly indicated maliciousness, and the presence of a link farm further supports a malicious intent to drive traffic to potentially harmful sites.
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=delete+twitter+likes
- http://files.bettycarlsonartist.com/uploads/1/3/1/4/131453015/2848707.pdf
- http://files.arielakader.com/uploads/1/3/0/7/130775537/13fb77ba88cd7.pdf
- http://files.sophiebrenneman.com/uploads/1/3/2/6/132695492/zatoxur.pdf
- http://files.peterantor.com/uploads/1/3/2/7/132740598/gigedo-xonas-debigulifafefil-kebofaji.pdf
- http://files.hannahsroorart.com/uploads/1/3/1/8/131871956/kikusogun.pdf
- https://cdn.shopify.com/s/files/1/0429/6422/2101/files/73582334633.pdf
- https://cdn.shopify.com/s/files/1/0434/7936/7846/files/37135158819.pdf
- https://cdn.shopify.com/s/files/1/0429/3056/9382/files/14474781480.pdf
- https://cdn.shopify.com/s/files/1/0439/5037/5070/files/wugix.pdf
- https://cdn.shopify.com/s/files/1/0433/7133/1742/files/30586666464.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3760/files/53666269745.pdf
- https://cdn.shopify.com/s/files/1/0435/8701/0728/files/how_to_terminate_program_in_java.pdf
- https://cdn.shopify.com/s/files/1/0431/5090/1402/files/kusimefirelixemo.pdf
- https://cdn.shopify.com/s/files/1/0431/5214/6586/files/jemovifonu.pdf
- https://cdn.shopify.com/s/files/1/0432/7089/7824/files/88678833998.pdf
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/loxixixi.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_off00007e4f.binb665d7100c5eb8850f06dc2f4322e76c7620be35829b0bb062f7063b399d58ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E4F | 4624 bytes |
font_01_sfnt_off00008e31.bin9e46a5a5b01ff32959f0e13cba61612fb93f03ef8eb7e79ea16bcd3293c7f35a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E31 | 9996 bytes |
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