Malicious PDF — malware analysis report

Static analysis result for SHA-256 f7bad8fa5cd02552…

MALICIOUS

PDF

39.5 KB Authoring application: LibreOffice
MD5: 4728cf77c449719b5cc9138b99dc5e01 SHA-1: 0cd16f567dc9a8144a6c685cd67b5e9b2c42fd5a SHA-256: f7bad8fa5cd025521863cfc514d7ced096f3faf0d251a39c6cdb9d413ed2769d
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic. These URLs are likely part of a link farm designed to redirect users to malicious sites. The ClamAV detection further supports the malicious nature of the file, classifying it as Pdf.Phishing.TtraffRobotInstall. The embedded URLs are the primary indicators of compromise, suggesting a phishing or traffic redirection scheme.

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://drberrycoaching.com/uploads/1/3/0/5/130588624/791083.pdf
    • http://canariasrural.net/uploads/1/3/0/2/130289270/tipoloni_megofid_sakowonozu.pdf
    • http://automatedsalesrocket.com/uploads/1/3/0/3/130379841/getatugarej.pdf
    • http://brianhaggard.com/uploads/1/3/0/2/130270738/deefc48e139.pdf
    • http://paperbirchyoga.com/uploads/1/3/0/6/130640141/0bca3d32cc0.pdf
    • http://34gda.brdge.org/uploads/1/3/0/5/130588596/2214456.pdf
    • http://nolaninc.net/uploads/1/3/0/6/130621464/a74c16906c.pdf
    • http://powerofforgiveness.net/uploads/1/3/0/5/130540128/kopefilore.pdf
    • http://bestlifeorganizing.com/uploads/1/3/0/2/130288549/gedutor-busiwobiv.pdf
    • http://linda-bellydancer.com/uploads/1/3/0/6/130620451/sugelo.pdf
    • http://usbornebookseller.com/uploads/1/3/0/5/130588769/buzog.pdf
    • http://rancho-oaks-gs.org/uploads/1/3/0/7/130775493/3215333.pdf
    • http://rri1q.bpmtc.com/uploads/1/3/0/8/130813855/xumezafopuzefusaruxe.pdf
    • http://cheeworks.com/uploads/1/3/0/5/130589064/ae05f.pdf
    • http://go-wbe.com/uploads/1/3/0/5/130588850/ddb6251947f1c19.pdf
    • http://neosal.com/uploads/1/3/0/2/130291551/kalurulud-kezene-zexupef.pdf
    • http://mykonosseries.com/uploads/1/3/0/2/130288830/mupipeb.pdf
    • http://briansherrishow.org/uploads/1/3/0/5/130551805/xatifajanepagiwol.pdf
    • http://cageymoon.com/uploads/1/3/0/5/130590714/milupudoxinafu.pdf
    • http://afuture-ahope.com/uploads/1/3/0/5/130540178/taxirusubopika.pdf
    • http://x0476086xstreamtravel.xsideas.com/uploads/1/3/0/7/130775137/130775137.html#32%2F40+ielts+reading+band
    • http://go-wbe.com/uploads

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003c30.bin
6651d5c82d6e3787c4c818be90aad83eaa94336d9a8d8d0cac9f8efbb67bf8c2		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3C30 7480 bytes

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