MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous embedded links, a common tactic for SEO link farms and phishing campaigns. One prominent link, disguised as an 'Android device settings app' update, directs to a malicious redirector at 'https://ttraff.com/pify?keyword=android+device+settings+app'. The ML classifier and critical heuristic firings strongly indicate malicious intent, likely to redirect users to a malicious site or download further malware.
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.com/pify?keyword=android+device+settings+app
- http://jomojul.dammannfarms.com/uploads/1/3/1/6/131606345/baresunitozapajutaze.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/8729/7696/files/hydrolysis_constant_of_aniline_hydrochloride.pdf
- https://cdn.shopify.com/s/files/1/0427/5693/1751/files/samipamu.pdf
- https://cdn.shopify.com/s/files/1/0431/8186/7176/files/20563515591.pdf
- https://cdn.shopify.com/s/files/1/0438/0708/0610/files/cerita_pendek_anak.pdf
- https://cdn.shopify.com/s/files/1/0432/6067/4198/files/nopejinugelufovubitix.pdf
- https://cdn.shopify.com/s/files/1/0433/4986/8712/files/burlesque_performance_funny.pdf
- https://cdn.shopify.com/s/files/1/0429/6985/8214/files/struktur_batuan_metamorf.pdf
- https://cdn.shopify.com/s/files/1/0432/8256/3232/files/3772270017.pdf
- https://cdn.shopify.com/s/files/1/0429/7919/7081/files/lasudu.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_off000067c7.bin60794d4e29904caab2a7b56314b4f92e7043f75eec3c57461b8888908a6eacda |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67C7 | 5260 bytes |
font_01_sfnt_off000079b3.bin922a6094dc07500a39b7e2d2e40bcbfb48a58291d1787d8f04400992bdfd6f82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79B3 | 9772 bytes |
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