Malicious PDF — malware analysis report

Static analysis result for SHA-256 48094bc618651a00…

MALICIOUS

PDF

47.4 KB Authoring application: Karbon
MD5: 558d2339c690a9d076967ac844512541 SHA-1: c2d2a9fee157c2dfde65e1fa8f38204d4fcd8b5c SHA-256: 48094bc618651a0091c294e8298cb5ac6a114c60facacdb3787ad07400937bed
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links to external PDF files, a technique often used for SEO poisoning or distributing malicious content. The document body explicitly mentions 'Bitdefender latest version with crack', indicating a phishing or scam lure. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the malicious nature of the file, classifying it as phishing-related 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://detroitfollowersofchrist.org/uploads/1/3/0/2/130273589/7a0f18857be05.pdf
    • http://reedhendersontrust.org/uploads/1/3/0/5/130551153/veviriwuwif_zedevupex.pdf
    • http://misslindsaywillson.com/uploads/1/3/0/5/130588151/26d52b73.pdf
    • http://fixing.team/uploads/1/3/0/6/130621006/0833f2223718b.pdf
    • http://successfulperception.com/uploads/1/3/0/4/130489020/2601074.pdf
    • http://pixbymitch.com/uploads/1/3/0/2/130289532/e12f5.pdf
    • http://airbrushingfabric.com/uploads/1/3/0/4/130488885/0cdf4dfcfd174.pdf
    • http://nuohotel-zh.devsite-1.com/uploads/1/3/0/3/130379098/130379098.html#bitdefender+latest+version+with+crack

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000117f.bin
dd110c090af4534ef1d920dd3cfdcc4d976d142a9078ecbaadfeb40402488bba		 pdf-font-stream PDF embedded font (sfnt) at offset 0x117F 8644 bytes

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