Malicious PDF — malware analysis report

Static analysis result for SHA-256 82e09fdcbf414102…

MALICIOUS

PDF

57.5 KB Authoring application: Soda PDF
MD5: d375e3e08913de220ba0eabb17b2d6fd SHA-1: 2e5c663a50c19580a044396e21d50fe7e6a293fd SHA-256: 82e09fdcbf4141021178f7ed9390a3adb9ff6ed2fcaf528d3c1f332e0bdc2509
150 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, which strongly suggests a link farm or redirection attack. The ClamAV detection and ML classifier further confirm its malicious nature. The embedded URLs are likely used to lead users to malicious content or phishing sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9997

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://angiemoll.com/uploads/1/3/0/6/130604295/da61b6b9dc62e37.pdf
    • http://maygamers.com/uploads/1/3/0/4/130436288/dewepakipomojawikem.pdf
    • http://applicationpromoter.com/uploads/1/3/0/8/130874272/3256222.pdf
    • http://mistressvexx.com/uploads/1/3/0/6/130620172/5663813.pdf
    • http://alannagray.net/uploads/1/3/0/7/130738667/moxop.pdf
    • http://tuslawmustangsfootball.com/uploads/1/3/0/7/130775724/ab5438981f0.pdf
    • http://seacareconsult.com/uploads/1/3/0/6/130640175/9297916.pdf
    • http://techyplus.net/uploads/1/3/0/7/130776519/kuzepowevuxij-niretimenow.pdf
    • http://rwandalawoffice.com/uploads/1/3/0/6/130639750/8996279.pdf
    • http://malouky.com/uploads/1/3/0/6/130621127/timigujewexota-wipojojoxekugur-retiwe.pdf
    • http://onepoint-lifebuilding.com/uploads/1/3/0/6/130621495/3d74725fb81f2.pdf
    • http://stefaniefusi.com/uploads/1/3/0/5/130543757/4017604.pdf
    • http://mickeyandmalia.com/uploads/1/3/0/7/130776457/jovuxonovogu.pdf
    • http://thequalitysource.com/uploads/1/3/0/4/130488121/kesuxofukotoki_mubikefedap.pdf
    • http://www.dylanchun.com/uploads/1/3/0/5/130547078/9690828.pdf
    • http://piano-keys.net/uploads/1/3/0/5/130550664/renugu.pdf
    • http://www.taylorgrayfortworth.com/uploads/1/3/0/7/130776589/1995923ac48725.pdf
    • http://moralityinthemarketplace.com/uploads/1/3/0/6/130621369/cc3b7786692cd5.pdf
    • http://townhousemarketinggroup.com/uploads/1/3/0/7/130775274/tuwifa-zevivukonar-gufebexazusowe-jovun.pdf
    • http://mobilservredlist.com/uploads/1/3/0/7/130739254/rizezeworazipiresi.pdf
    • http://naturalgasgarbagetruck.net/uploads/1/3/0/2/130288310/1324367.pdf
    • http://ritualsantafe.com/uploads/1/3/0/6/130639272/safobuwivajonamizuj.pdf
    • http://djpoolie.com/uploads/1/3/0/8/130813417/putitorutazofofixube.pdf
    • http://courtjeremiah.com/uploads/1/3/0/4/130476229/xamapuzomet-jovakiburajof-lojaxefegekegol.pdf
    • http://jacksonfwilliams.com/uploads/1/3/0/5/130551764/fuxidotomudakojagodo.pdf
    • http://74-123-73-112.mgwnet.com/uploads/1/3/0/6/130605341/130605341.html#pesquisa+qualitativa+conceito+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001376.bin
7b29cec91d82fde63e10a9b0cb178084d05a41e7ff81a8a033b5a36eb5d1d454		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1376 12792 bytes

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