Malicious PDF — malware analysis report

Static analysis result for SHA-256 fd24aa16dc518380…

MALICIOUS

PDF

52.1 KB Authoring application: SWFTools
MD5: 7d43dbf32892b1570c16e01ab0e59143 SHA-1: 06367a9031d0ace48d5bc85c836289cba1fc0b36 SHA-256: fd24aa16dc5183809a4175fbcc86028dd813fc611a4ed572e3cb847fd5d3e0ec
128 Risk Score

Malware Insights

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

The PDF file contains a link farm pointing to other PDF files, a common technique for SEO poisoning or distributing malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious download intent. The document body contains references to software downloads, reinforcing the lure.

Heuristics 4

  • 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
  • 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
  • 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://ta-mitatami.pro/uploads/2020/01/27/8039fe57f3e5255.pdf
    • http://mobilebillboardsredwoodcity.com/uploads/1/3/0/5/130542991/447301.pdf
    • http://miriamgracepayne.com/uploads/1/3/0/7/130738661/4824791.pdf
    • http://nathanpasha.com/uploads/1/3/0/6/130639875/lepatovuxejejek.pdf
    • http://bartolomeilaw.com/uploads/1/3/0/3/130323493/130323493.html#camscanner+apk+android+4.+0
    • http://agrossen.myhostpoint.ch/uploads/1/3/0/5/130544754/739229.pdf

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000010ed.bin
e6f74ee50579583820261b5f4cbdbd136464cdc8a7d5417fa2c0ddcf4342a411		 pdf-font-stream PDF embedded font (sfnt) at offset 0x10ED 9344 bytes
font_01_sfnt_off000070dd.bin
ed3ef80b3648f7010f57465ea63aa00c3aa0d9b7744511937c2f48ad11da7ac5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x70DD 19232 bytes
font_02_sfnt_off00008e20.bin
979952c1db8c53415e41cd1f6180b65013b69b792cb471c61f4f2d31bf3fd2c0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8E20 4120 bytes

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