MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, with one pointing to a known malicious redirector. The document body text is heavily obfuscated but appears to contain keywords related to a book, suggesting a lure. The heuristic firings strongly indicate malicious redirection and a link farm, consistent with SEO poisoning or phishing attempts.
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.cc/wb?keyword=clarence%20larkin%20book%20of%20daniel%20pdf
- http://files.woodlandsfrenchies.com/uploads/1/3/1/3/131383553/buvomagedax_dopiriveluk.pdf
- http://files.pemmensgolf.net/uploads/1/3/1/3/131379612/febokibilodirina.pdf
- http://files.iwstreecare.com/uploads/1/3/2/7/132740479/wogupu-zukokitoruwogog-zikezugufada-pubuzesilas.pdf
- http://files.courtingkenya.com/uploads/1/3/1/8/131857818/2da98bbc.pdf
- http://files.geophysical.eu/uploads/1/3/1/4/131407263/wuzodiwomedoxisu.pdf
- http://files.gtc-elite.org/uploads/1/3/2/6/132682570/netefikuvuboz_fifajog_jubakafa.pdf
- http://files.killjoy.info/uploads/1/3/2/8/132816158/444fa6d86d0810f.pdf
- http://files.mindscapegallerystl.com/uploads/1/3/2/6/132683111/1329c.pdf
- http://files.syrcemusic.com/uploads/1/3/0/9/130969503/2378674.pdf
- https://kafafawabeso511102548.files.wordpress.com/2020/06/43249485181.pdf
- https://nikuzeveda405669889.files.wordpress.com/2020/06/punuditok.pdf
- https://deporimoka.files.wordpress.com/2020/06/xibevavofumebaresonivapo.pdf
- https://bobiresa372961564.files.wordpress.com/2020/06/nepuvuwitomon.pdf
- https://turimofusi.files.wordpress.com/2020/07/5340299472.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_off00008937.bin1d30c0a296b7d82cde9bd2629dfe13b3aaea1c790803581975ed700e97cf4160 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8937 | 4908 bytes |
font_01_sfnt_off000099e0.bine2dc775f68a464b1bb5a419a1b45f290cfa20c6e58aba35c0a0b28c12f1b04f5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99E0 | 10312 bytes |
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