MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by a machine learning classifier as malicious. Static analysis revealed a significant number of external links, with the 'PDF_SEO_LINK_FARM' heuristic specifically identifying a mass of external PDF links hosted on 'karmatechnic.com'. The document body contains text that appears to be SEO-related or spam, along with embedded URLs that are likely part of a link farm or phishing scheme. No scripts were extracted, but the sheer volume of outbound links suggests a malicious intent to redirect 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://bwsinvestments.com/uploads/1/3/0/6/130604923/130604923.html#sinonimos+de+la+palabra+animada
- http://karmatechnic.com/uploads/1/3/0/5/130543663/zirusapomumada_lujukat_gudexos.pdf
- http://ubezpieczenia-czestochowa.eu/uploads/1/3/0/7/130738620/b7c06.pdf
- http://team-craft.com/uploads/1/3/0/6/130621077/rajesu_pavukataminus_wimonebo_pelutagep.pdf
- http://brianherrick.net/uploads/1/3/0/2/130291585/fabozixajexab_xapikorij.pdf
- http://www.psquaredecommercellc.com/uploads/1/3/0/8/130814066/rebulob.pdf
- http://215mainstreet.com/uploads/1/3/0/4/130436007/1530252.pdf
- http://mymalloryenglish218.com/uploads/1/3/0/5/130588487/31746e5448fd.pdf
- http://sjcriskms.com/uploads/1/3/1/1/131163856/a168e47a91d1.pdf
- http://incartix.net/uploads/1/3/0/6/130620480/lunubulikogis-doragafirupij.pdf
- http://raemartinvestmentslimited.com/uploads/1/3/0/2/130274355/demojafur.pdf
- http://nuevocielo.org/uploads/1/3/0/7/130775750/bbf850.pdf
- http://www.mycommunitypropertymanagement.org/uploads/1/3/0/8/130813831/9951548.pdf
- http://putdowntheplow.com/uploads/1/3/0/5/130590353/42d20112d.pdf
- http://www.mullerhof.com/uploads/1/3/0/6/130603958/jelepizakeve.pdf
- http://www.googletaxicabs.com/uploads/1/3/0/4/130476062/e23f94d.pdf
- http://donotgohere.com/uploads/1/3/0/6/130621035/fuwogokibove.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_off00007291.bin538cf95cf3da225309a3f470c49038175f165115444fb1b4242008149ff4c2aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7291 | 9260 bytes |
font_01_sfnt_off000093f3.bin0da5255420a579dbc45a361c49596ba3095afe9a8bd33c90533103b183343319 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93F3 | 16064 bytes |
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