MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, many of which point to other PDFs hosted on various domains, suggesting a link farm or SEO abuse tactic. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates that the document likely instructs the user to download a password-protected archive, a common method to bypass gateway security. While no scripts were directly extracted, the presence of numerous external URLs and the nature of the heuristics suggest a malicious intent to redirect users to potentially harmful content or facilitate further infection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://exploreia.net/uploads/1/3/0/2/130289045/130289045.html#acordes+de+septima+para+piano
- http://circarenovationsny.com/uploads/1/3/0/6/130603865/8e21611c1090.pdf
- http://homefrontbuildershouston.com/uploads/1/3/0/6/130621893/8437aeacc8bc95.pdf
- http://magicalmomentsbymichael.com/uploads/1/3/0/4/130476320/toxelomudaz_mutisenovemo_ladexoz_rogijesem.pdf
- http://newyorktravelmedicine.com/uploads/1/3/0/6/130639126/4281706.pdf
- http://ryankingrealestate.com/uploads/1/3/0/5/130544387/womogotebelu.pdf
- http://classicfilmmachines.com/uploads/1/3/1/0/131070189/3802d3bc0ccc7.pdf
- http://marriageprom.com/uploads/1/3/0/4/130490056/laduza.pdf
- http://bnbmanager.ca/uploads/1/3/1/1/131164204/48c242169187.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- 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/
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicense
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007972.binfcc3ae6933f525a14150d82cfb5117a976354e06e09cca6df8cd18080703bb41 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7972 | 9820 bytes |
font_01_sfnt_off00009cf1.bind06ebcbcdb4ed352c50cab8cb929577f65efcb11e61e3ca1a4110e031dd31aae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9CF1 | 2728 bytes |
font_02_sfnt_off0000a6a9.bin3341a5202a1663a321882bd7d191ef9e7c15e5cab9613238f556078b706efc7f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6A9 | 16280 bytes |
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