Malicious PDF — malware analysis report

Static analysis result for SHA-256 48dec13b64f34643…

MALICIOUS

PDF

49.0 KB Authoring application: pstoedit
MD5: 692a4530857a3b8d32c943f579b6cee8 SHA-1: 6589f5076bf0ff563566fedcbc7c9271e5baf73f SHA-256: 48dec13b64f34643ce97f0e44f85acd615dd9deaa11a7f261cc6a11d411d088c
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, a technique often used for SEO poisoning or to redirect users to malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection intent. No scripts were extracted from this sample, limiting the analysis of direct execution capabilities.

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://rootsandroyalty.com/uploads/1/3/0/2/130271185/c149d2fe7c475a.pdf
    • http://research-usa.com/uploads/1/3/0/5/130539078/ace816a74d7f9d.pdf
    • http://www.ramoncsped.com/uploads/1/3/0/6/130604885/4160493.pdf
    • http://my-honey-badger.com/uploads/1/3/0/2/130288468/gusisejotim-vegoxakod-gijogimu-vuxajizunibikon.pdf
    • http://www.sunequipmentandsupply.com/uploads/1/3/0/5/130589090/0e12038b51.pdf
    • http://newageapparel.co/uploads/1/3/0/3/130379423/30d59e0a8caf05.pdf
    • http://buygreatweed.com/uploads/1/3/0/4/130435578/fijutisozawomure.pdf
    • http://fulltimecasual.com/uploads/1/3/0/4/130435947/gazopoxevezefo.pdf
    • http://consoleproseries.com/uploads/1/3/0/4/130483633/dagored.pdf
    • http://noonsknives.com/uploads/1/3/0/7/130739190/jamikuvujabejuni.pdf
    • http://nashvillebowling.org/uploads/1/3/0/7/130740368/3798b18541f3.pdf
    • http://starseedsmovie.com/uploads/1/3/0/5/130590443/depoxatuzig.pdf
    • http://jwashenik.com/uploads/1/3/0/6/130639177/443342.pdf
    • http://noahcaseycounselling.com/uploads/1/3/0/7/130775567/sufebogidowipuvolad.pdf
    • http://lreynoldsassociate.com/uploads/1/3/0/4/130436040/3126987.pdf
    • http://blackcardu.stefanaarnio.com/uploads/1/3/0/6/130604257/130604257.html#the+routledge+handbook+of+urbanization+and+global+environmental+change
    • http://research-usa.com/uploads/1/3/0/5/130539078/ace8

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000520b.bin
66495800c3033db752395888c57a2472d7780c6e20f93c23d8607484346c200d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x520B 4068 bytes
font_01_sfnt_off000061cd.bin
16928bcdcf88ece20c0257e134af4079f68b80d962a08ae59d177d862edaabed		 pdf-font-stream PDF embedded font (sfnt) at offset 0x61CD 9616 bytes

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