Malicious PDF — malware analysis report

Static analysis result for SHA-256 db1039d35b1dae1e…

MALICIOUS

PDF

37.5 KB Authoring application: pdf-parser
MD5: 0b5fa4c7899454269794b2fe77d2b252 SHA-1: 40bc07c116b1cc7a62035128f39300e4ab169753 SHA-256: db1039d35b1dae1e7e3349fc19a0fe739e39a925501199cac42e65313e52c4b3
128 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further indicates a phishing or malicious traffic distribution intent. The document body also contains these links, suggesting a lure to download or visit malicious content. No scripts were extracted from this sample.

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://baseballtoolkit.com/uploads/1/3/0/4/130490245/89bf5ca025e03d.pdf
    • http://moldremovalballwin.com/uploads/1/3/0/5/130590558/2a594cecc2a7cb.pdf
    • http://jo-ocean.com/uploads/1/3/0/5/130551114/xotizem.pdf
    • http://dobbsferryptsa.org/uploads/1/3/0/6/130605143/miribinotigo.pdf
    • http://polisglobal.com/uploads/1/3/0/6/130621212/769758.pdf
    • http://milieugeospatial.com/uploads/1/3/0/2/130270941/xamuvevujaji_suwuzudemeded_pepurij.pdf
    • http://remade.info/uploads/1/3/0/5/130588999/jufan.pdf
    • http://babiesdontcry.space/uploads/1/3/0/6/130620395/cfaee32cb0c273.pdf
    • http://monaco-trade.com/uploads/1/3/0/6/130605230/wuvugixikova_jewuk.pdf
    • http://pipestoneresearch.com/uploads/1/3/0/6/130621084/zazefexeregog.pdf
    • http://aylesburynaturalburial.com/uploads/1/3/0/3/130323836/822289.pdf
    • http://kylaconner.com/uploads/1/3/0/3/130323405/130323405.html#adobe+photoshop+cs6+tutorial+pdf+classroom+in+a+book

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000132b.bin
02f9d6ad59877a56d9d5fabd0a29d0fd246dd2bc6a7daa2c9b293d8526f0bd67		 pdf-font-stream PDF embedded font (sfnt) at offset 0x132B 8948 bytes

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