MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, a technique often used for SEO poisoning or to redirect users to malicious sites. One of the primary links, 'https://ttraff.ru/pify?keyword=eiffel+65+blue+piano+sheet+music+pdf', is flagged as a known malicious redirector. The ML classifier also strongly indicated maliciousness. No scripts were extracted, but the link farm and redirector are sufficient indicators 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.ru/pify?keyword=eiffel+65+blue+piano+sheet+music+pdf
- http://retomadu.singletonenterprise.com/uploads/1/3/0/8/130814297/muvogedapaselaluru.pdf
- http://files.nejoudalyagout.com/uploads/1/3/1/3/131380456/4858ac4.pdf
- http://tejopad.mrpeebs.com/uploads/1/3/1/6/131637136/nevevoxadajuj-damowunezufe-wakokofekamosi.pdf
- http://files.chimexim.com/uploads/1/3/2/6/132681378/9165408.pdf
- https://cdn.shopify.com/s/files/1/0430/7727/1713/files/apoc_gui_script.pdf
- https://cdn.shopify.com/s/files/1/0430/4365/1741/files/taco_bell_overwatch_codes.pdf
- https://cdn.shopify.com/s/files/1/0433/8630/6710/files/zanuxemarobezosow.pdf
- https://cdn.shopify.com/s/files/1/0434/5901/8919/files/convert_iso_to_img.pdf
- https://cdn.shopify.com/s/files/1/0441/3816/8472/files/wemodijeviziwo.pdf
- https://cdn.shopify.com/s/files/1/0428/0687/0183/files/73616315543.pdf
- https://cdn.shopify.com/s/files/1/0430/8706/9348/files/10462851746.pdf
- https://cdn.shopify.com/s/files/1/0428/3033/2060/files/28196416278.pdf
- https://cdn.shopify.com/s/files/1/0435/5942/0063/files/tezidotagogog.pdf
- https://cdn.shopify.com/s/files/1/0437/2027/8171/files/38769333082.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_off0000522d.bin3fa9f5f9f1c816c1112df61b57f4d9695fdcd89394761bb4a98d5c21f8158fde |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x522D | 5556 bytes |
font_01_sfnt_off000064df.binc72724f3bc7f67c537a332e33140d4042747b19cfba0599d49ed7fe69a377df5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64DF | 13880 bytes |
font_02_sfnt_off00008fa8.bin1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FA8 | 4324 bytes |
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