Malicious PDF — malware analysis report

Static analysis result for SHA-256 e97a04d7f9e84e4f…

MALICIOUS

PDF

40.1 KB Authoring application: PDFBox
MD5: 7ef07653958d216cc15527ed572b4787 SHA-1: 6d1fcf1a133ee7793f246fe2d9a4a202a07adf0f SHA-256: e97a04d7f9e84e4f1c3a225d09aa023298143302832b7afe9d844eb21de4e57b
120 Risk Score

Malware Insights

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

The PDF contains a large number of embedded external links, a technique commonly used in phishing campaigns to redirect users to malicious sites. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection intent. The document body is heavily obfuscated and does not provide direct clues to the user-facing lure.

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://marianelaforest.com/uploads/1/3/0/2/130289554/2f96cbc9fa3e096.pdf
    • http://ethnikigrammi.gr/uploads/1/3/0/5/130543600/zujudokejof_nedag.pdf
    • http://beatinghearthealth.com/uploads/1/3/0/3/130323469/peturevogaraj.pdf
    • http://dawnlindsayviolin.com/uploads/1/3/0/4/130488153/2040564.pdf
    • http://hrvatskihublin.weebly.com/uploads/1/3/0/2/130289283/643d5b142355.pdf
    • http://sleepoutlouies.com/uploads/1/3/0/2/130289494/82a6ce26.pdf
    • http://dimensionalfinancialservices.com/uploads/1/3/0/5/130588999/8a539a.pdf
    • http://maratkamaev.ru/uploads/2020/01/27/e1c2a0907f96c03.pdf
    • http://droneportal.ru/uploads/2020/01/27/d75f0f81f2.pdf
    • http://candycrumbooks.com/uploads/1/3/0/4/130435672/wajewex.pdf
    • https://fabibuveku.weebly.com/uploads/1/3/0/5/130589228/walurafikidevuvado.pdf
    • http://zomuwenezu.id7me.net/uploads/2020/01/27/6120097.pdf
    • http://tanjazumanschauen.com/uploads/1/3/0/5/130588267/viwalugave_ketaniworijugak_forewaxulonev.pdf
    • http://mountaintechnicalsolutions.com/uploads/1/3/0/4/130490250/130490250.html#jurnal+akuntansi+sektor+publik+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000014f9.bin
a6ef486541350e640573b9aca334117e664cb31468dc933e4d467dc17f86bfbf		 pdf-font-stream PDF embedded font (sfnt) at offset 0x14F9 7696 bytes

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