MALICIOUS
152
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, which is also present in the document body. This link likely leads to a phishing or malware distribution site. The PDF also contains a large number of embedded links, many pointing to Shopify domains, suggesting a link farm or SEO poisoning tactic to lure victims. No scripts were extracted, but the presence of the malicious redirector is sufficient evidence of malicious intent.
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.link/wix?keyword=bluestacks+app+player+android+version
- https://static.usrfiles.com/ugd/f1d680_d606a8812c86419394e895b5b378b2b4.pdf
- https://static.usrfiles.com/ugd/db93e9_cba1279bfa374ec8a1aa101405cb1f2c.pdf
- https://static.usrfiles.com/ugd/0aab01_f9acf11c616940e1baf7768a828ee5ad.pdf
- https://static.usrfiles.com/ugd/30e015_dd014d1ff0884123b56ba1e888b515bf.pdf
- https://static.usrfiles.com/ugd/bca722_a206413439844358a8219959923fc43c.pdf
- https://cdn.shopify.com/s/files/1/0435/3903/8360/files/gezogugupepido.pdf
- https://cdn.shopify.com/s/files/1/0462/5943/7717/files/aire_acondicionado_portatil_carrefou.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32773531818.pdf
- https://cdn.shopify.com/s/files/1/0460/2032/9631/files/messaging_apps_for_pc_and_android.pdf
- https://cdn.shopify.com/s/files/1/0433/5036/0232/files/money_made_me_do_it_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0436/9632/4758/files/zawojorimosubikowolapitu.pdf
- https://cdn.shopify.com/s/files/1/0428/1958/4166/files/90718953973.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_off00007020.bin0583eff882fd26d0b591dc5255d61aed285a619125daf96829625a7643f41237 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7020 | 5224 bytes |
font_01_sfnt_off000081f8.bin60ccc831f311a0c1b3ebb7911306b02ff86f0effc983b570c81f9f305f8bb4d1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81F8 | 9940 bytes |
font_02_sfnt_off0000a3fa.bina542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA3FA | 4324 bytes |
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