MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF document contains a large number of external links, many of which point to other PDF files hosted on similar domains. The document body text and embedded links suggest a lure for downloading an "APK" file, likely a malicious application. The PDF_SEO_LINK_FARM heuristic indicates a mass linking strategy, common in SEO poisoning or phishing campaigns designed to drive traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://carlosdia.com/uploads/1/3/0/4/130489157/130489157.html#thumbnail+maker+and+banner+maker+premium+apk PDF link annotation
- http://assetinvestmentgroupllc.com/uploads/1/3/1/4/131407572/rusiloseju_gatelo_fatedeno_momitilosuzeme.pdfIn PDF document text
- http://rentasonassembly.com/uploads/1/3/0/6/130621846/fukabomevozerovewo.pdfIn PDF document text
- http://prettyinwhite.net/uploads/1/3/0/4/130489172/2649630.pdfIn PDF document text
- http://cowle.de/uploads/1/3/1/4/131408572/tojakalizawotifelo.pdfIn PDF document text
- http://dyangconcept.com/uploads/1/3/0/3/130379182/f8efafc7d39311.pdfIn PDF document text
- http://google-21.com/uploads/1/3/1/3/131379206/3170789.pdfIn PDF document text
- http://caninefitnessandexercise.com/uploads/1/3/0/7/130738542/tikosaze.pdfIn PDF document text
- http://therealhousewivesofloudouncounty.com/uploads/1/3/0/5/130543772/e6591fe382ea.pdfIn PDF document text
- http://valetcreditrepair.com/uploads/1/3/1/4/131453256/pujemudej.pdfIn PDF document text
- http://shanghaishopper.com/uploads/1/3/0/4/130476053/koxovodeku.pdfIn PDF document text
- http://barberderekrocks.com/uploads/1/3/1/3/131382982/8739544.pdfIn PDF document text
- http://madelineberger.com/uploads/1/3/0/7/130776607/tunod.pdfIn PDF document text
- http://olivapizzaandgrill.com/uploads/1/3/0/6/130621786/neremokawafu.pdfIn PDF document text
- http://esteticaguilartes.com/uploads/1/3/0/5/130550789/zetixelifok.pdfIn PDF document text
- http://littlepennyblog.net/uploads/1/3/1/3/131398431/4528559.pdfIn PDF document text
- http://integratedmedicalreferrals.com/uploads/1/3/0/7/130775652/8b7f8e2080c35.pdfIn PDF document text
- http://patriotstacticalacademy.org/uploads/1/3/0/3/130323332/xesawazuboso_jebikutazok.pdfIn PDF document text
- http://seven7fourteenboutique.com/uploads/1/3/0/7/130739654/xiget_lifujodelewu_pupajadenonil.pdfIn PDF document text
- http://beyond-comfort-zones.com/uploads/1/3/1/3/131398102/b2470.pdfIn PDF document text
- http://theforagedfern.com/uploads/1/3/0/7/130738622/ximanisakarexul.pdfIn PDF document text
- http://hayleymckay.com/uploads/1/3/0/2/130272478/ninuviw.pdfIn PDF document text
- http://talents2work.org/uploads/1/3/1/4/131454731/1f9c7c1b69186.pdfIn PDF document text
- http://give-back-ac.com/uploads/1/3/1/3/131379726/sekojiradajewabij.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61AC | 9796 bytes |
SHA-256: 92197971354f92cd4c6c2b1199aa207984dea5f2f15fa61dcf77c4779f87dfff |
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font_01_sfnt_off00008342.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8342 | 16140 bytes |
SHA-256: 3f83bbfb2e03141a9083badfb1da6e2b1773f9aa6b1ed8f30fc2d392a5ee3553 |
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