Malicious PDF — malware analysis report

Static analysis result for SHA-256 6ccc5756dcf87ce6…

MALICIOUS

PDF

35.1 KB Authoring application: OpenOffice Draw
MD5: d9058a9142f9a87fe16be83d62513826 SHA-1: f25d5685d2d0a49501ef2a21b90fd938c8376d33 SHA-256: 6ccc5756dcf87ce67752e0e71c2a3daf4c9effe6ce83f0bf285fd7fd1c10dab6
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document was flagged by multiple heuristics, including a critical finding for a large number of external PDF links, suggesting a link farm or SEO spam campaign. The ML classifier and ClamAV also identified it as malicious. The embedded URLs likely lead to further malicious content or phishing pages.

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://redi.idestecnology.com/uploads/2020/01/27/werelogepivodo.pdf
    • http://the-goodnesskitchen.com/uploads/1/3/0/3/130313388/2189431.pdf
    • http://geoffwehmeyer.com/uploads/1/3/0/6/130603860/8418335.pdf
    • http://scubatribemaldives.com/uploads/1/3/0/5/130551896/1ceda4dec9.pdf
    • http://steelcityselectsoftball.com/uploads/1/3/0/6/130620965/9818524.pdf
    • http://jakigeorgesculpture.com/uploads/1/3/0/2/130291350/2753456.pdf
    • https://regugizimumala.weebly.com/uploads/1/3/0/5/130551191/xaxijo.pdf
    • http://sez.kuhnimsc02.icu/uploads/2020/01/28/a0ea325016ae.pdf
    • http://spicemountaintrading.com/uploads/1/3/0/3/130324270/bexeju-japazi-feferanu-nesivuzejebuga.pdf
    • http://zunab.finansguru.ru/uploads/2020/01/27/f34c4d3d32ee8c4.pdf
    • https://xotunokodoxod.weebly.com/uploads/1/3/0/6/130603838/438c059.pdf
    • http://vixibo.cityglush25.icu/uploads/2020/01/28/zarasaburem.pdf
    • https://sogikokix.weebly.com/uploads/1/3/0/4/130476721/wujogagadikewinaz.pdf
    • http://rachnayoga.com/uploads/1/3/0/5/130551235/197a1726e98403.pdf
    • http://pangrizzly.com/uploads/2020/01/28/ganunut.pdf
    • http://pavafeb.promyvkapto.ru/uploads/2020/01/29/606ba694a44d6.pdf
    • http://adriantobin.com/uploads/1/3/0/2/130270957/6859857.pdf
    • http://jupajaba.la-mebel-modern.ru/uploads/2020/01/29/2590155.pdf
    • http://92grampainway.com/uploads/1/3/0/4/130435574/9896291.pdf
    • http://lifuw.tomatis-siberia.ru/uploads/2020/01/28/f3f1901d9fc.pdf
    • http://clucktruckportland.com/uploads/1/3/0/4/130489431/130489431.html#optavia+restaurant+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001560.bin
6c1d1f4880004d574f0609d895069f19a0d1c4d4c2adc40aa173733aff5d2703		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1560 7868 bytes

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