Malicious PDF — malware analysis report

Static analysis result for SHA-256 9808d14b521e0edb…

MALICIOUS

PDF

33.5 KB Authoring application: Adobe PDF Library 9.0
MD5: 02430017e56a405540f2b46eb68ab745 SHA-1: b483baf66bb3079611f3c9398b112fd7af5f54e0 SHA-256: 9808d14b521e0edbadd8f98f253e6672e2d7c2bfd6f1e768c353312c123566be
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links to external websites, identified by the PDF_SEO_LINK_FARM heuristic. The document body, though partially corrupted, mentions 'Best free music sites india' and includes several URLs that appear to be part of a link farm. ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. The primary goal appears to be directing users to a network of potentially malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

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://newfilmmakersadventure.com/uploads/1/3/0/2/130288893/7815113.pdf
    • http://sowgrow.net/uploads/1/3/0/5/130542953/0cb4ef4ae47a.pdf
    • http://closeandpaschalauction.com/uploads/1/3/0/5/130590443/xopedumisefa.pdf
    • https://fobujupedexep.weebly.com/uploads/1/3/0/5/130545932/4c746f1a.pdf
    • https://setilinep.weebly.com/uploads/1/3/0/5/130588876/1633845.pdf
    • http://thesingbabysingshow.com/uploads/1/3/0/6/130639254/130639254.html#best+free+music++sites+india

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001094.bin
aad889c49c055b633c26e55381f1bdee2508d663d67f6a5afa7f57047bf0c650		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1094 8264 bytes

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