MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links to other PDF files hosted across various domains. This behavior is indicative of a link farm or a method to distribute malicious content indirectly. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted, but the sheer volume of external links suggests a coordinated effort to direct users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://mrstruitt.com/uploads/1/3/0/6/130639068/130639068.html#how+to+thread+a+sewing+machine+singer+simple
- http://propel.us/uploads/1/3/0/7/130775076/bfb89746a06465.pdf
- http://sacredbody.co/uploads/1/3/0/6/130639500/mugozaza_pijesobuk_xodalajolarapu.pdf
- http://chanjupark.com/uploads/1/3/0/6/130639537/sazuguzemodi.pdf
- http://hostmaster.thesponsort.com/uploads/1/3/0/7/130739907/juniwexiti.pdf
- http://www.jssoapworks.com/uploads/1/3/0/2/130289479/subukuvo.pdf
- http://www.lazaroulab.com/uploads/1/3/0/7/130775274/dufita.pdf
- http://www.warfareinhistory.com/uploads/1/3/0/3/130323266/gisowuvapuded-gusimawenax.pdf
- http://mail.hawgridin.com/uploads/1/3/0/8/130873902/fevip-letiwawavusubo-tolelazipinurut.pdf
- http://u2.technology/uploads/1/3/0/6/130621812/tetalawokalaluleboja.pdf
- http://tfinstitute.com/uploads/1/3/0/7/130776493/gabaxuw.pdf
- http://textilespreserved.com/uploads/1/3/0/8/130814642/fanopironilezipesigi.pdf
- http://www.melissabroersma.com/uploads/1/3/0/2/130287307/mesejo.pdf
- http://affordablepawns.com/uploads/1/3/0/2/130272417/pedobetubajiva.pdf
- http://martyking.net/uploads/1/3/0/7/130738956/85622461c532.pdf
- http://socalseas.com/uploads/1/3/0/6/130604627/28335f9ac043.pdf
- http://www.chasefreedomunlimitedbonus.com/uploads/1/3/0/3/130323612/virevifobezukumefut.pdf
- http://thebankofguns.com/uploads/1/3/0/2/130270994/0a554b1b.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 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000076cc.bin093477ab437e454eed58987194cb1b14c289d584373c78192b940314eef224e0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76CC | 7992 bytes |
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