Malicious PDF — malware analysis report

Static analysis result for SHA-256 e347c4b4e7232bfe…

MALICIOUS

PDF

33.8 KB Authoring application: Scribus
MD5: dbabaf8fb73489e21c6aa273ff208e3e SHA-1: 79a16807c448d8327568205de7f2aa1a06310072 SHA-256: e347c4b4e7232bfe0f6785def9edd30a8ef06aa0ba2c1eca2c044560d09ff5f3
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of external links, identified as a link farm, which is a common technique for distributing malware. ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports its malicious nature. The document body, though partially corrupted, contains embedded URLs that are part of this link farm, suggesting a phishing or redirection attempt to download further malicious content.

Heuristics 4

  • 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
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://sreconomics.com/uploads/1/3/0/3/130313087/sodidenikorij.pdf
    • http://dramallamaranch.com/uploads/1/3/0/7/130776252/nufakax_kefowakuz_katop.pdf
    • http://rhjerkyoutlet.com/uploads/1/3/0/5/130550827/1534385.pdf
    • http://a-timer.com/uploads/2020/01/28/4e79f00.pdf
    • http://allstatepavingandmasonry.com/uploads/1/3/0/7/130739830/nisoketoz.pdf
    • http://tcsis.co.uk/uploads/1/3/0/6/130639042/3042628.pdf
    • http://thenepeanrowers.com/uploads/1/3/0/2/130289589/nalajikebutubed.pdf
    • http://kuxubipax.zv77.ru/uploads/2020/01/29/59f1f2e4b43393e.pdf
    • http://endoflifedoula.co/uploads/1/3/0/6/130621284/130621284.html#blessed+assurance+lyrics+jeremy+riddle

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000011cc.bin
620c815e6de0ac618f05fad661c385dafb667cf64f5bb58bc47205622da9a2df		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11CC 8436 bytes

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