PDF malware analysis — malicious · 1f4be5a42374e193

MALICIOUS

PDF

76.2 KB Created: 2021-09-10 20:30:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-31

MD5: 2329d2d3a0b97296e5c67524dd864bf8 SHA-1: 35097e60236424270231680e3e80e28880ba02ec SHA-256: 1f4be5a42374e193d5c24912a433b877fcb5f4af110e7e34f4d116a914f822ac

124 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.5861

Heuristics 4

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM

Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One 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://osteriailgalloelinnamorata.com/userfiles/files/17254797966.pdf In PDF document text
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/5ad2b64e85c0c89d52233793a4de9528/82685364869.pdfIn PDF document text
- http://www.gleason.com.au/application/third_party/ckfinder/userfiles/files/5101730668.pdfIn PDF document text
- https://pharma-tools.eu/galeria/file/3552803095.pdfIn PDF document text
- https://my-natural-style.net/upload/files/lijitowosu.pdfIn PDF document text
- http://bhhangkhong.com/upload/images/files/99798880044.pdfIn PDF document text
- https://femagnet.com/upload/edu/article/file/xefezojedufinup.pdfIn PDF document text
- https://aparcaderoshaddaichile.cl/uploads/images/files/zogidenareguresuxej.pdfIn PDF document text
- https://nasikampung.info/contents/files/35860813661.pdfIn PDF document text
- http://mos-craciun-inchiriere.ro/fckfiles/file/depijipomenitabemi.pdfIn PDF document text
- http://seamcc.com/UserFiles/files/mafuzumelotexi.pdfIn PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/1572101904.pdfIn PDF document text
- https://heritran.vn/uploads/news_file/bopodol.pdfIn PDF document text
- https://il-gusto.com/images/file/439042503.pdfIn PDF document text
- https://fotofidelity.cz/userfiles/file/54826173367.pdfIn PDF document text
- http://jyjwqj.com/uploadfile/file///2021090203313618.pdfIn PDF document text
- https://zippy-inc.com/app/webroot/userfiles/files/44472408.pdfIn PDF document text
- https://edenestates.com/ckfinder/userfiles/files/vulapijiwegobuwuwoxavux.pdfIn PDF document text
- http://devison-matras.com/upload/file/41160784594.pdfIn PDF document text
- http://szjwwj.com/userfiles/file///menov.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=super+mario+3d+all+stars+download+androidPDF link annotation
- 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_off0000ef1d.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xEF1D	10988 bytes
SHA-256: `5bfc593ee25aba583d590e77097547075d8da20035ff72cf2d37b06281fd07c5`
`font_01_sfnt_off000108a2.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x108A2	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`

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