MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier as malicious and contains numerous embedded links. One link points to a known malicious redirector, and the document body, though heavily obfuscated, appears to contain text related to 'Amharic audio books' which may serve as a lure. The presence of a large number of external PDF links suggests a link farm intended to distribute malicious content.
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=amharic+audio+books
- http://files.egsdmusic.net/uploads/1/3/0/7/130738722/zewile-gopatadaxin.pdf
- http://files.gr8ampottery.com/uploads/1/3/1/4/131453657/5775037.pdf
- http://files.leclercenterprises.com/uploads/1/3/0/9/130969873/ac30bcad522.pdf
- http://files.ucfifc.com/uploads/1/3/0/7/130739067/pidiriromajewaf-fowesobuzat-busadabadoboda-lufenajoze.pdf
- http://files.ucfifc.com/uplo
- https://cdn.shopify.com/s/files/1/0428/6644/2406/files/tidexibemugakipegijirib.pdf
- https://cdn.shopify.com/s/files/1/0430/5901/9933/files/19422896697.pdf
- https://cdn.shopify.com/s/files/1/0433/8286/6083/files/84059466419.pdf
- https://cdn.shopify.com/s/files/1/0430/6819/4965/files/27599049487.pdf
- https://cdn.shopify.com/s/files/1/0431/8386/6007/files/36742529907.pdf
- https://cdn.shopify.com/s/files/1/0430/6819/4978/files/62079642140.pdf
- https://cdn.shopify.com/s/files/1/0431/4939/4071/files/37922698604.pdf
- https://cdn.shopify.com/s/files/1/0429/1140/0102/files/mujemegeremokipavuwop.pdf
- https://cdn.shopify.com/s/files/1/0438/1832/0029/files/87867097412.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/lomapatigusobotatijizu.pdf
- https://cdn.shopify.com/s/files/1/0427/6781/0726/files/vuluzofuvo.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_off00006ae3.bin57ff2eabb931f1dbfb4a499fc4baf41e1075937836ac27a2f86520bd513f687e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AE3 | 4916 bytes |
font_01_sfnt_off00007b78.binf94027c2439187750a4926d024f0745d8478fb8265e3e4be950c9e20361db5b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B78 | 10144 bytes |
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