Malicious PDF — malware analysis report

Static analysis result for SHA-256 b1cd975cd751ea64…

MALICIOUS

PDF

46.1 KB Authoring application: ImageMagick
MD5: 3918d747459a8b8c6a7e056697e3679f SHA-1: c7ac44b70b3fb87b6b5f8f081164b52590febdb7 SHA-256: b1cd975cd751ea64f22d99f68875c664f51292b7c1058b5c320298e62e9c14f1
70 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The ClamAV heuristic 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly indicates a phishing attempt. The presence of multiple external URIs within the document, coupled with a visual download button heuristic, suggests the document is designed to trick the user into downloading further malicious content. No scripts were extracted, limiting the analysis of the exact payload delivery mechanism.

Heuristics 4

  • 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
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://amychurmt.com/uploads/1/3/0/4/130477839/vimagisezudu.pdf
    • http://bloom-yourownway.com/uploads/1/3/0/2/130289663/laxajevik.pdf
    • http://wigubuvel.ecoopower.com/uploads/2020/01/28/8986489.pdf
    • http://now-colander.com/uploads/1/3/0/3/130379132/e8e3bd16.pdf
    • http://readysetgrowpreschooldaycare.com/uploads/1/3/0/5/130551586/9401535.pdf
    • http://cecilyeiferle.com/uploads/1/3/0/2/130274017/130274017.html#human+anatomy+atlas+2018+free++ios

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000127e.bin
7540e4761318236cebf747b6e9db729bc57661dcdfde12a13787fbaec07cb13c
pdf-font-stream PDF embedded font (sfnt) at offset 0x127E 9012 bytes
font_01_sfnt_off000065b6.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63
pdf-font-stream PDF embedded font (sfnt) at offset 0x65B6 16036 bytes
font_02_sfnt_off000079cd.bin
41d5c9cb4d60b7530e3cfd93a78efd430fe179aa57a8296e74fb8a971da4b0ee
pdf-font-stream PDF embedded font (sfnt) at offset 0x79CD 2600 bytes