Malicious PDF — malware analysis report

Static analysis result for SHA-256 a122ed44a231d356…

MALICIOUS

PDF

39.9 KB Authoring application: ImageMagick
MD5: 3aa0df00ef6f2ad46a8d17d590b9d345 SHA-1: d9b654de1af0e6972b3f123deba795632054172c SHA-256: a122ed44a231d356bbc935deff15366b4b3a1bff163f5c977c3ab4af715ed746
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs pointing to other PDF files across numerous 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 as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the malicious nature of this file.

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://xavet.krokus-avto.ru/uploads/2020/01/28/besogoman.pdf
    • http://deas-guyz.com/uploads/1/3/0/6/130605412/3252869.pdf
    • http://caninesandkilos.net/uploads/1/3/0/6/130639548/de98e48051.pdf
    • http://mojonz.co.nz/uploads/1/3/0/5/130546759/96f718598.pdf
    • http://suxugip.imawareness.ru/uploads/2020/01/29/rowepufelado.pdf
    • http://4lawsfamily.com/uploads/1/3/0/5/130589415/1742476.pdf
    • http://supershopes.icu/uploads/2020/01/29/sumofijuxilafe_sapubamuniz_kepanuxunotu.pdf
    • http://nelastyles.net/uploads/1/3/0/4/130435600/vokijunadela-fakakinovoz.pdf
    • http://rachnayoga.com/uploads/1/3/0/2/130287238/9021180.pdf
    • http://audiostart18.icu/uploads/2020/01/29/1453207.pdf
    • http://diplomaframesusa.com/uploads/1/3/0/4/130436182/gigofabuk-vewowavewigup-nanexo.pdf
    • http://kuf.smokerate.ru/uploads/2020/01/28/jexew-luzimasarad-vigixatasanoju-kabovuja.pdf
    • http://bespokebuildersinc.com/uploads/1/3/0/2/130288391/pajis.pdf
    • https://pexakebub.weebly.com/uploads/1/3/0/4/130483799/tupudizuvuketud-sabax-ziwulaj.pdf
    • http://arwuso.com/uploads/1/3/0/6/130639634/vuvibaxoxit.pdf
    • http://9px.me/uploads/1/3/0/6/130640109/9765446.pdf
    • http://solebait.com/uploads/1/3/0/6/130605089/meximele-duvuw-fogigupojojobo.pdf
    • http://healthylivingdeals.net/uploads/1/3/0/6/130621351/zajosewevewogizena.pdf
    • http://nicolegoodrich.com/uploads/1/3/0/2/130289311/b7a80f3d8.pdf
    • http://bejustalittlebetter.com/uploads/1/3/0/4/130489909/130489909.html#disney+vhs+collectible+price+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001582.bin
89d8a85e129b166df316b008774ccb3ea14fe1f1fb012cfd1ee8e3716a116d93		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1582 7988 bytes

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