Malicious PDF — malware analysis report

Static analysis result for SHA-256 d10dbb4f09c76696…

MALICIOUS

PDF

36.9 KB Authoring application: Solid Converter PDF
MD5: 9294b6a263eafc500a6ebccd2f26aa2c SHA-1: a93bd03eb79993cce599598f963b7caf7e9cc470 SHA-256: d10dbb4f09c76696261caa0f76ed322e0524ebe486d47a87251b6ef38edd2152
120 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection of 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. The embedded URLs point to various PDF and HTML files hosted on external domains, suggesting a link farm designed to redirect users to potentially malicious content.

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 https://memopaburox.weebly.com/uploads/1/3/0/5/130551457/limomeruzofewiv.pdf
    • http://jiduvax.tehnobay.com/uploads/2020/01/29/5982887.pdf
    • https://biwugenewuv.weebly.com/uploads/1/3/0/5/130539820/banejo.pdf
    • http://decojewelry.net/uploads/1/3/0/4/130435553/bobezopopagoz.pdf
    • https://zajatute.weebly.com/uploads/1/3/0/5/130589264/sajakozula-sosanilupus-gezezagogu-paperifekiw.pdf
    • http://vegasjunkmovers.com/uploads/1/3/0/5/130543600/ximupenunikuxepobiwo.pdf
    • https://fexobisev.weebly.com/uploads/1/3/0/4/130490328/1857703.pdf
    • http://nlpcoursesmelbourne.com/uploads/1/3/0/6/130620172/tukezuw_mukagatuwelo_budenavo.pdf
    • http://bejustalittlebetter.com/uploads/1/3/0/3/130313294/130313294.html#linux+vi+command+exit+without+saving

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001259.bin
47ec441bf49867f01d1daf4fd127b34171ff57a11247d2d027f9ff44e8937151		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1259 8740 bytes

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