MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a heuristic firing indicating a link farm with 27 external PDF links, suggesting a malicious SEO or content distribution scheme. The embedded URL 'http://terapiaregresiva.org/uploads/1/3/0/7/130776220/130776220.html#streets+of+rogue+mods' and numerous other similar URLs point to a network of sites likely used to host further malicious content or phishing pages. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://terapiaregresiva.org/uploads/1/3/0/7/130776220/130776220.html#streets+of+rogue+mods
- http://urrsula.org/uploads/1/3/0/2/130288397/d0262b03.pdf
- http://howkins.com/uploads/1/3/0/6/130620251/dalefudawirilu.pdf
- http://catanduanestravel.com/uploads/1/3/0/4/130491444/somejotubuwuk_fubutunetijagaz_siriwuxokar_jezarumu.pdf
- http://discovermyrootstravel.voyagerwebsites.com/uploads/1/3/0/5/130550758/nisufefepuj.pdf
- http://mail.ballouskies.com/uploads/1/3/0/6/130604806/xunazapejonarewebida.pdf
- http://hostmaster.neshealthsolutions.com/uploads/1/3/0/4/130483862/wiwaxifutokirefuj.pdf
- http://alphatotallandscaping.com/uploads/1/3/0/3/130379063/rotupenisiraso.pdf
- http://localsonlychattanooga.com/uploads/1/3/0/2/130270836/riwuneri_surebitoxolav.pdf
- http://coastalcateringfl.com/uploads/1/3/0/6/130604304/3988254.pdf
- http://terapiaregresiva.org/uploads/1/3/0/7/130776220/terms.html
- http://terapiaregresiva.org/uploads/1/3/0/7/130776220/dmca.html
- http://terapiaregresiva.org/uploads/1/3/0/7/130776220/policy.html
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://vagiseni.files.wordpress.com/2020/06/pibibugizof.pdf
- https://gojinelidak.files.wordpress.com/2020/05/87554755654.pdf
- https://wijekiril.files.wordpress.com/2020/05/jugopilizeni.pdf
- https://zefafegepidi.files.wordpress.com/2020/05/15281731742.pdf
- https://xuvisoje.files.wordpress.com/2020/06/motudituxemufuvogedemib.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_off0001cd18.bin3ab3b7f17ed5425ce0f313b7af80d86a864eacdcdfb986d6adf158b71b7fe703 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CD18 | 3696 bytes |
font_01_sfnt_off0001da41.bin9b00189d69805aed4304c278897316aada963f9a92ad9a9f40e610e88556311a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1DA41 | 11220 bytes |
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