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 benign Shopify URLs, but one critical link directs to a known malicious redirector. This suggests a link farm or SEO manipulation tactic. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the malicious URL and references to a 'walking war robots weapons guide', indicating a lure to disguise the 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.ru/pify?keyword=walking+war+robots+weapons+guide
- http://logax.ryanhayford.com/uploads/1/3/0/7/130739197/300efb.pdf
- http://files.ashleyjunemarie.com/uploads/1/3/1/4/131406391/da42206cef3ac.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/7234/6526/files/nelson_mandela_book_long_walk_to_freedom.pdf
- https://cdn.shopify.com/s/files/1/0431/0892/5600/files/nowasobeneriwuvag.pdf
- https://cdn.shopify.com/s/files/1/0432/1977/9742/files/bosch_super_silence_42_dba_user_manu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34456372212.pdf
- https://cdn.shopify.com/s/files/1/0434/4558/4033/files/brunelleschi_s_dome.pdf
- https://cdn.shopify.com/s/files/1/0433/9580/9431/files/ikea_build_your_own_desk.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nasidobedibugamis.pdf
- https://cdn.shopify.com/s/files/1/0432/2764/4072/files/4960347203.pdf
- https://cdn.shopify.com/s/files/1/0434/0727/8247/files/gsheets_python_api.pdf
- https://cdn.shopify.com/s/files/1/0437/8004/6997/files/83374554508.pdf
- https://cdn.shopify.com/s/files/1/0460/1954/3199/files/fitbit_charge_3_special_edition_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/8255/5300/files/zujunejiziz.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_off00006d4d.bin7b94997131fbe334636ce6904c5c820b097ca84366965c4d8b2a2362394926e0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D4D | 5436 bytes |
font_01_sfnt_off00007fe3.binf9dea06cd9be22f2f773558b7e56b8d558b793f0ecbebab642a4827dda33cae6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FE3 | 10120 bytes |
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