Malicious PDF — malware analysis report

Static analysis result for SHA-256 9393ffe71e886551…

MALICIOUS

PDF

39.0 KB Authoring application: PDFedit
MD5: 6233faac60db8bb1bd66995cba92e34f SHA-1: c05817adf4065696f7564f03b5e4d724c7a75125 SHA-256: 9393ffe71e886551ca1d7eca2903cee998cfccf9ba1d5fe4fdd1d026efb0e0f5
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This behavior is indicative of a link farm or a phishing campaign designed to distribute malicious content or manipulate search engine results. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the phishing classification.

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://mx1.caavd.ca/uploads/1/3/0/2/130289313/palezomusivo.pdf
    • http://spilledbeanscoffee.com/uploads/1/3/0/6/130621071/rejofizufazozu-muwebibizidifi-boketuka-boredizukitexeb.pdf
    • http://troop14holliston.com/uploads/1/3/0/2/130272356/wofubejilikufilo.pdf
    • http://spfwrites.com/uploads/1/3/0/3/130323181/dakeropito.pdf
    • http://retreatinsider.com/uploads/1/3/0/4/130475964/xapirogumagi.pdf
    • http://newoutsiderart.com/uploads/1/3/0/6/130604168/nugerefu-razinatejeko-sajutedezewu-vilasabifig.pdf
    • http://nohomoprod.com/uploads/1/3/0/7/130739101/1336592.pdf
    • http://sweetscarlettacres.com/uploads/1/3/0/2/130291441/2751797.pdf
    • http://ohioccwtraining.net/uploads/1/3/0/6/130639360/2174092.pdf
    • http://stehlingwalkergarage.com/uploads/1/3/0/7/130738752/wojononuxi.pdf
    • http://millennialstitcher.com/uploads/1/3/0/5/130539428/0f900825f5a96ee.pdf
    • http://mortgageswithrob.com/uploads/1/3/0/2/130273803/bulodakozojilip.pdf
    • http://biding-my-time.com/uploads/1/3/0/3/130323555/varuvo-jogotakoko-kekumowa-nuwanezawa.pdf
    • http://astrologieparis.com/uploads/1/3/0/4/130488141/4160241.pdf
    • http://allstatepavingandmasonry.com/uploads/1/3/0/6/130639634/kanar.pdf
    • http://bouncyballcatastrophe.com/uploads/1/3/0/8/130874035/2801987.pdf
    • http://to72.com/uploads/1/3/0/8/130873740/dataparuxuzabefufuso.pdf
    • http://bv6g5.bpmtc.com/uploads/1/3/0/5/130544136/130544136.html#achilles+rupture+rehab+exercises+pdf
    • http://astrologieparis.co

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000030a5.bin
41d5c9cb4d60b7530e3cfd93a78efd430fe179aa57a8296e74fb8a971da4b0ee		 pdf-font-stream PDF embedded font (sfnt) at offset 0x30A5 2600 bytes
font_01_sfnt_off00003c08.bin
4351c24b2febec88760155ccd6a9fcecaea2841c435b8ff3822b04e68585b72b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3C08 7636 bytes

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