Malicious PDF — malware analysis report

Static analysis result for SHA-256 22ce7c69acda1bf8…

MALICIOUS

PDF

40.7 KB Authoring application: ImageMagick
MD5: c97817f82ed6f1ff3eb9a33bc50b8625 SHA-1: 41c994da90fa1e364dfc3ae278a9c862f10b6497 SHA-256: 22ce7c69acda1bf843a6a9ec92dea582d1b9c353e983521aa27b68daff34ec66
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, aligning with a phishing or SEO spam attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small 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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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 https://firesugufiz.weebly.com/uploads/1/3/0/2/130287503/pasoseziw.pdf
    • http://tallahasseewmc.com/uploads/1/3/0/4/130476814/najofujibagu_garadaxumi_zitanubasobis.pdf
    • http://42hillcrest.com/uploads/1/3/0/6/130620976/1e0a5841c550ca.pdf
    • http://zankpos.com/uploads/1/3/0/5/130539072/4353222.pdf
    • http://the-solar-system.com/uploads/1/3/0/6/130639157/630cd9a.pdf
    • http://mrulmersmathunit.com/uploads/1/3/0/6/130639491/wuladuxawawo.pdf
    • http://keenanskollection.com/uploads/1/3/0/6/130620536/8628738.pdf
    • http://ncbestsigns.com/uploads/1/3/0/5/130546937/2518177.pdf
    • http://oeufrier.ca/uploads/1/3/0/6/130620624/fimumujipagan.pdf
    • http://thatframingplace.com.au/uploads/1/3/0/6/130605152/c31ccfa218c79.pdf
    • http://blackmakeupartistla.com/uploads/1/3/0/6/130621315/76ba1ca.pdf
    • http://repast-catering.com/uploads/1/3/0/5/130546742/32dd8d9b0661f1.pdf
    • http://deinehandwerker.ch/uploads/1/3/0/6/130605162/2c59be98ac5c.pdf
    • http://ncstoragebarns.com/uploads/1/3/0/6/130639308/pofogitowukijuk.pdf
    • http://vintagehomenewyork.com/uploads/1/3/0/2/130272600/tufafaxemefinisaf.pdf
    • http://jmjfunding.net/uploads/1/3/0/4/130475959/762691.pdf
    • http://venenodeescorpion.com/uploads/1/3/0/4/130436136/fenilaru.pdf
    • http://valutazioni-gioielli.com/uploads/1/3/0/3/130313588/magoxejigorovene.pdf
    • http://miracleinabucket.com/uploads/1/3/0/5/130544067/130544067.html#bcacp+study+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000154a.bin
8543a995795355b5e7579956984dcc97f58372595ec3feccc0eb28732834bb56		 pdf-font-stream PDF embedded font (sfnt) at offset 0x154A 9204 bytes

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