Malicious PDF — malware analysis report

Static analysis result for SHA-256 ea09b624a2f23b8e…

MALICIOUS

PDF

54.1 KB Authoring application: Poppler-utils
MD5: 5d9c9e0d92c29c83cf7861022c0fded2 SHA-1: 95752b26b47a201bb102df99935532b6046ce62a SHA-256: ea09b624a2f23b8e5e2bfe4562deb4ee9ebed03d020770d3ce4b2d9b17acb420
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to external PDF documents hosted on various domains. This behavior is characteristic of a link farm used to distribute phishing content or malware. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the phishing and potential traffic redirection intent.

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 http://mytrucutz.com/uploads/1/3/0/6/130639311/repizenukulam.pdf
    • http://home-cyber-protect.com/uploads/1/3/0/2/130289756/mewatisosojivut-zituziwuji-fimefovuko-xifokowowuvirin.pdf
    • http://appliedcleaningtechnologies.com/uploads/1/3/0/5/130545573/wazamojujepuged_wodisesamep_luxot.pdf
    • http://kicknice.net/uploads/1/3/0/4/130488888/jizagimibebaf.pdf
    • http://dailyiphonetips.com/uploads/1/3/0/6/130621143/fozipujojarepavajora.pdf
    • http://buildersblitzcapecod.org/uploads/1/3/0/7/130776307/38b74b7e89.pdf
    • http://londyn.letenky-sky.sk/uploads/1/3/0/7/130738890/131b8677e18c6d1.pdf
    • http://dilmeersaj.com/uploads/1/3/0/6/130640095/xivowomusazi.pdf
    • http://nevadacoalition.net/uploads/1/3/0/4/130483273/pijaruzebivi_kimebojub_xiwukowezepat.pdf
    • http://nkbadvisors.com/uploads/1/3/0/4/130489172/tasujamutapinuta.pdf
    • http://archworkspdx.com/uploads/1/3/0/2/130287246/3037742.pdf
    • http://ixisinc.com/uploads/1/3/0/3/130323762/tebeduwisulod.pdf
    • http://mobilebillboardssanmateo.com/uploads/1/3/0/8/130814063/6000195.pdf
    • http://moniquesdreamsounds.com/uploads/1/3/0/2/130289198/7400649.pdf
    • http://cbamanagement.nl/uploads/1/3/0/3/130379105/notajife.pdf
    • http://andersonandhartlaw.com/uploads/1/3/0/2/130272282/a6b35.pdf
    • http://bonereserve.com/uploads/1/3/0/6/130639865/vepegaf.pdf
    • http://novellaproposals.com/uploads/1/3/0/5/130551585/sevupoma.pdf
    • http://stylebyquilo.com/uploads/1/3/0/6/130639038/5700576.pdf
    • http://glslang.org/uploads/1/3/0/5/130543682/8391263.pdf
    • http://thelifeyouwant.org/uploads/1/3/0/4/130477890/f4c93.pdf
    • http://justgogood.com/uploads/1/3/0/8/130813100/tamedu.pdf
    • http://otcdl.brdge.org/uploads/1/3/0/6/130639493/130639493.html#viral+envelope-specific+antibodies+in+chronic+hepatitis+b+virus+infection

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000106e.bin
9cc869e6d514e1c95dd9b63d132e7df2456c6f76f11e2746795b88f71c907aea		 pdf-font-stream PDF embedded font (sfnt) at offset 0x106E 9044 bytes
font_01_sfnt_off0000869a.bin
1110447959503c75238c0f1bcdf9de7fad567fc767730a4530dcb0d3a64541bd		 pdf-font-stream PDF embedded font (sfnt) at offset 0x869A 2696 bytes

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