Malicious PDF — malware analysis report

Static analysis result for SHA-256 14165cfb7537b5a7…

MALICIOUS

PDF

49.5 KB Authoring application: OpenOffice Draw
MD5: b92bc54ee0ffaba72c9302143fbf9da0 SHA-1: 2b4b08f33bf637531a341f002306d245b131ae03 SHA-256: 14165cfb7537b5a7c77aa7132e4bc2d7a1383699a12f19a15d8ee2b55ea17357
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded external links, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution. While no scripts were explicitly extracted, the PDF structure and embedded URLs suggest an attempt to redirect users to potentially harmful sites.

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://wunafadam.kaknetb.pro/uploads/2020/01/27/logur-zisenafum-betobogo-wozir.pdf
    • http://yaldocargo.com/uploads/1/3/0/5/130540869/gofumukim_fobumebopojegam_nirodudutusu_tunigasutelaw.pdf
    • http://law7ati.com/uploads/1/3/0/2/130270826/1485687.pdf
    • http://jofozopawe.onlineevents.tech/uploads/2020/01/28/gupofesufof.pdf
    • http://freespiritslongisland.com/uploads/1/3/0/6/130640225/sipowoded.pdf
    • http://xavod.yusufkalayci.com/uploads/2020/01/29/lixam_buvup_bopowuvaguj_malarusulituboz.pdf
    • http://chanabarriger.com/uploads/1/3/0/6/130604288/fcae82.pdf
    • http://vanessacamino.com/uploads/1/3/0/5/130546283/zevagosip.pdf
    • http://linkwestapt.com/uploads/1/3/0/2/130270874/bekatugegik.pdf
    • http://pufur.greecestyle.ru/uploads/2020/01/28/zegerig.pdf
    • http://neverweatherband.com/uploads/1/3/0/4/130436431/miduberojifefaj-jisukewol.pdf
    • http://sherwoodrooster.com/uploads/1/3/0/5/130588168/sokalekoduloga.pdf
    • http://steppinupyonkers.org/uploads/1/3/0/4/130483561/3881625.pdf
    • http://petek.bangojango.me/uploads/2020/01/28/tebowupidig-sivex.pdf
    • http://mgsathletics.com/uploads/1/3/0/3/130379137/zebegaduzek.pdf
    • http://westranchswim.com/uploads/1/3/0/5/130588410/8210921.pdf
    • http://centralcarolinasazaleasociety.org/uploads/1/3/0/5/130540420/mubedinofutox.pdf
    • http://laurenandersonrealty.com/uploads/1/3/0/3/130313671/6256738.pdf
    • http://milgens.com/uploads/1/3/0/5/130589227/b6422813.pdf
    • http://msidec.com/uploads/1/3/0/6/130604579/4092482.pdf
    • http://drpatty.net/uploads/1/3/0/5/130551856/130551856.html#coreldraw+for+macbook+pro+free

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001066.bin
16c4d4bd0628b697d33eb3e4638c0fc89ca7d61956406e79c01c8f3ac85852cc		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1066 8780 bytes

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