Malicious PDF — malware analysis report

Static analysis result for SHA-256 abcafda134179626…

MALICIOUS

PDF

39.8 KB Authoring application: ImageMagick
MD5: a30b3a31298d3261ebbea5c813eae25e SHA-1: 9b80e51b5615b5efeae53887ccea0d400ac67076 SHA-256: abcafda13417962632dd5f928418f3d49aafea9bb37b942dd93484752d6a185f
168 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links to other PDFs, indicating a link farm for SEO or phishing purposes. The ClamAV detection and the presence of a 'download' lure suggest a malicious intent to trick users into downloading further content. The document body, though heavily obfuscated, appears to be a lure for a software repair tool, which is a common pretext for malware delivery.

Heuristics 5

  • 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
  • Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LURE
    Document gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
  • 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://missionroadsdachurch.com/uploads/1/3/0/2/130288533/fotavafodaf-zuvof-xoninuxuwozuwu.pdf
    • http://artbodysoulstudios.com/uploads/1/3/0/5/130588870/6515197.pdf
    • http://mywellnesskitchen.com/uploads/1/3/0/4/130491703/gemifam-gakotozuziwetev-xagodapora-tijuxizagonurim.pdf
    • http://newportheightsmc.com/uploads/1/3/0/5/130589342/7412410.pdf
    • http://taranakitimebank.nz/uploads/1/3/0/2/130291579/bilezeti.pdf
    • http://xogad.cozystuff.ru/uploads/2020/01/28/953460.pdf
    • http://fokoxa.ruonkolog.ru/uploads/2020/01/28/kexijebapoxeti.pdf
    • http://lucky13lawncare.com/uploads/1/3/0/6/130620492/0fc8d7711427.pdf
    • http://ashleyowens.shop/uploads/1/3/0/7/130739889/vomen.pdf
    • http://aarutherford.com/uploads/1/3/0/4/130489475/sozitomajaxoge-ramilot.pdf
    • http://nicolesnaturals.blog/uploads/1/3/0/7/130740025/85b0c.pdf
    • http://msmaco.com/uploads/1/3/0/5/130588846/3813182.pdf
    • http://michaudwellness.com/uploads/1/3/0/3/130379435/130379435.html#advanced+rar+repair+full+version
    • http://nicolesnaturals.blog/uploads/1/3/0/7/130740025/85

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000139d.bin
923317f3eece765b268c1ac84bfc0c0857e65491cdbde7a6dc6ce43e27bc162b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x139D 9260 bytes

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