Malicious PDF — malware analysis report

Static analysis result for SHA-256 b47602c6964cabb3…

MALICIOUS

PDF

34.7 KB Authoring application: PDF Studio
MD5: 5e1b79cdf64014d6a83815698a5331b0 SHA-1: 73db5b62cb2cbc41b27275dfd6450d2e3d50e883 SHA-256: b47602c6964cabb3e6317da1fabca7dbb82bc487b119b105a4acbaa71ddc027d
120 Risk Score

Malware Insights

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

The PDF file was detected by ClamAV as Pdf.Phishing.TtraffRobotInstall-7605656-0. Static analysis revealed a large number of embedded external links, forming a link farm. These links likely serve to redirect users to malicious content or further phishing attempts, potentially for SEO manipulation or to distribute malware.

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://caymanease.org/uploads/1/3/0/8/130813800/e960aee5bd.pdf
    • http://hostmaster.casira.be/uploads/1/3/0/2/130272071/3972842.pdf
    • http://dogfriendlyrentalsonsanibel.com/uploads/1/3/0/8/130814169/d770d.pdf
    • http://www.firstchoicepainting.org/uploads/1/3/0/5/130546040/44e4e15b69c2.pdf
    • http://contractlawtraining.com/uploads/1/3/0/4/130488743/385190.pdf
    • http://scubasassphotography.com/uploads/1/3/0/6/130604010/tumozujopizegesu.pdf
    • http://vyingwear.com/uploads/1/3/0/8/130815213/9772423.pdf
    • http://laucandrique-en.com/uploads/1/3/0/7/130739173/dumodonew-bigave-mewawixaxikat-zegamifasuk.pdf
    • http://www.islamopedia.net/uploads/1/3/0/7/130740437/bunil.pdf
    • http://broadbandinnovation.org/uploads/1/3/0/4/130436339/a5adb78811.pdf
    • http://clearlineapps.com/uploads/1/3/0/5/130590108/33019.pdf
    • http://nohomoprod.com/uploads/1/3/0/5/130545573/jenafudonagane_ralenokar_mimokezakujivon.pdf
    • http://abbymenagerie.com/uploads/1/3/0/5/130590687/1c017c6d578f5f.pdf
    • http://creativehealingconsulting.com/uploads/1/3/0/5/130589047/280578.pdf
    • http://wedicyl.store/uploads/1/3/0/6/130604177/pavogije_rasitoguju.pdf
    • http://74-123-77-64.mgwnet.com/uploads/1/3/0/6/130639019/130639019.html#ikea+kitchen+countertops+quartz+price

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002b3c.bin
364834530a4c5fc28ffe94d5fb34ef9d4a4f15e6daabddbc02bdada69baa7a73		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2B3C 8380 bytes

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