Malicious PDF — malware analysis report

Static analysis result for SHA-256 402891952b5710ab…

MALICIOUS

PDF

35.7 KB Authoring application: pdf-parser
MD5: 98fbd6a0fbef553dfb848b3877ad47cd SHA-1: 1ba262834120dc08f0db75fe06285b18f208be3b SHA-256: 402891952b5710ab8925a4e9fc7e81b16fa8cb91d41dbfebd0fb72a823f46acf
150 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including ClamAV and a machine learning classifier, as malicious. The PDF_SEO_LINK_FARM heuristic indicates a large number of embedded external links, with the first identified URL being http://modemarketingsolutions.com/uploads/1/3/0/5/130539297/39eca929d5b7d7.pdf. This suggests the document's primary purpose is to act as a lure, redirecting users to potentially harmful content hosted on numerous domains.

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 http://modemarketingsolutions.com/uploads/1/3/0/5/130539297/39eca929d5b7d7.pdf
    • http://briggsclinco.com/uploads/1/3/0/5/130551174/8015455.pdf
    • http://ttcasfriendsandfamily.org/uploads/1/3/0/5/130551129/bb1e2ee54b.pdf
    • http://myfloridaec.org/uploads/1/3/0/4/130488311/nimusififaluju-xinuwinufopuxi-waperetuluwuk.pdf
    • http://charjo.com/uploads/1/3/0/6/130621805/lekukizanezez-wawumaremagij-vutekoma-notavajiti.pdf
    • http://dantothofficial.com/uploads/1/3/0/7/130775842/fopifunamaxobitamit.pdf
    • http://itsmyland.net/uploads/1/3/0/5/130590338/bazupuvasimulerapori.pdf
    • http://delegationband.com/uploads/1/3/0/6/130621613/1885229.pdf
    • http://mombodfitness.com/uploads/1/3/0/4/130435670/19f03d47b17.pdf
    • http://techyplus.net/uploads/1/3/0/4/130488248/3897943.pdf
    • http://southafricanmedium.com/uploads/1/3/0/5/130550881/nabedisazagij.pdf
    • http://fancyfeatheredfarm.com/uploads/1/3/0/5/130538862/a7f402d3c5fde.pdf
    • http://sallykfrey.com/uploads/1/3/0/8/130814241/sulolatami.pdf
    • http://gregbeettam.com/uploads/1/3/0/7/130776639/rifarinamija.pdf
    • http://clearcopmany.com/uploads/1/3/0/5/130589209/476bf7ac3463490.pdf
    • http://extremeautoservice.us/uploads/1/3/0/2/130289663/kodabizenala.pdf
    • http://you-beautiful.space/uploads/1/3/0/4/130435685/a52852c392c07b.pdf
    • http://rightjoin.com/uploads/1/3/0/6/130604032/9cdbaaec52da8d4.pdf
    • http://sbprocast.net/uploads/1/3/0/3/130324030/lifefirifo.pdf
    • http://www.catholic-con.com/uploads/1/3/0/7/130739994/028c32944.pdf
    • http://lorilearnardart.com/uploads/1/3/0/5/130590456/jozej.pdf
    • http://www.mindsets.net/uploads/1/3/0/4/130488885/kifefotulezul_zajarewaruzudap_pidomafulotixux.pdf
    • http://ocalsports.com/uploads/1/3/0/5/130551795/tojirevij_vuxikuvegirasu.pdf
    • http://bet365yulechengwangzhi.br3h.com/uploads/1/3/0/6/130604175/130604175.html#action+verbs+and+linking+verbs+worksheets
    • http://lorilearnardar

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000296a.bin
d1d019f99e72a25e8dc6b252a1e9bdcc9f50a6f25ec4286408bad2b4f69fd8d8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x296A 7580 bytes

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