Malicious PDF — malware analysis report

Static analysis result for SHA-256 1e990ddd31a9bbbb…

MALICIOUS

PDF

39.3 KB Authoring application: Pdftk
MD5: 4c2b7b822ab4ad8afab0f4b92ccb293c SHA-1: 02d26315901840a65bcceeafffc03917306b3dfa SHA-256: 1e990ddd31a9bbbba435840a1684039a3311bf7d73f26e62c2438c92f0829893
120 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, many of which follow a pattern suggesting a link farm designed to redirect users to malicious content. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. The document body, though heavily corrupted, contains fragments of text related to software downloads and serial keys, reinforcing the lure.

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://miss-stevens.com/uploads/1/3/0/5/130588787/49576bddb3fc9.pdf
    • http://firstcarehomecarellc.com/uploads/1/3/0/6/130603841/3576356.pdf
    • http://herbalholistics.net/uploads/1/3/0/3/130379331/semijira.pdf
    • http://liam.fm/uploads/1/3/0/7/130739368/favotobagi.pdf
    • http://fearhavenhaunts.com/uploads/1/3/0/8/130873860/6474811.pdf
    • http://alanakolb.com/uploads/1/3/0/2/130273812/nuvuditiwikejadu.pdf
    • http://webmail.simonkentonpathfinders.org/uploads/1/3/0/3/130379210/sirejawozisaxozidad.pdf
    • http://www.danielsiqueiros.com/uploads/1/3/0/6/130604209/636f77becc84cc.pdf
    • http://50klawn.net/uploads/1/3/0/2/130289597/7c93c.pdf
    • http://webdisk.sinyonshuntay.com/uploads/1/3/0/3/130379227/3442255.pdf
    • http://www.westcoastclassicshow.com/uploads/1/3/0/5/130551671/jozinemumebav.pdf
    • http://sfgflooring.co.uk/uploads/1/3/0/5/130539002/fc9e970b822.pdf
    • http://eco2oils.com/uploads/1/3/0/4/130435652/6757081.pdf
    • http://trickhorse.net/uploads/1/3/0/2/130272973/lotokumixejo-lurozu-xikowozaf-ralexob.pdf
    • http://barriebasketball.com/uploads/1/3/0/6/130620528/8532631.pdf
    • http://docpixelphotography.com/uploads/1/3/0/4/130489162/8911983.pdf
    • http://cranstonroofingservices.com/uploads/1/3/0/7/130775528/fajofubokonus.pdf
    • http://www.danathebird.com/uploads/1/3/0/7/130740441/xujuzire.pdf
    • http://es77d.bpmtc.com/uploads/1/3/0/2/130272477/derobukedepulat_lejuzenuzib_jutub_visis.pdf
    • http://www.spacedhype.com/uploads/1/3/0/6/130622091/9651925.pdf
    • http://bestconference.net/uploads/1/3/0/4/130479435/dizimaxalo_wejog_selibivimuw_bibegur.pdf
    • http://www.andynelmeshomeimprovements.com/uploads/1/3/0/7/130775641/ridekekom.pdf
    • http://mta-sts.mail.reneefotografeert.nl/uploads/1/3/0/5/130590531/955551.pdf
    • http://fotoprofissional.com/uploads/1/3/0/5/130551523/wovonexikuwa-fafemakotubola.pdf
    • http://www.garwaycolombia.com/uploads/1/3/0/8/130873776/mugogomi.pdf
    • http://miami.momotombochocolatefactory.com/uploads/1/3/0/6/130603834/130603834.html#adobe+acrobat+writer+6.0+professional+serial+zip+full+free+download
    • http://bestconference.net/uploads/1/3/0/4/130479435/dizimax

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000347a.bin
d9beab09cad2417f66942f4d18fa3fab623bb485766e7eb3b11cc47161c03247		 pdf-font-stream PDF embedded font (sfnt) at offset 0x347A 8116 bytes

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