Malicious PDF — malware analysis report

Static analysis result for SHA-256 966f4f549934dc6a…

MALICIOUS

PDF

38.9 KB Authoring application: Soda PDF
MD5: 53b281da8657f0563443a7a7839111fb SHA-1: f886b88465e0e8b59f53bec92febc5e8bea51bb6 SHA-256: 966f4f549934dc6a12d494b531fd1ff31331a9f25501d206681626184bd02153
120 Risk Score

Malware Insights

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

The PDF document contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection also flags this as phishing-related. The document body contains garbled text, suggesting it is not intended for human readability but rather to host these links. The primary function appears to be directing users to a network of potentially malicious websites.

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://mundotainos.com/uploads/1/3/0/3/130379361/raxuzu.pdf
    • http://chazstyles.com/uploads/1/3/0/4/130475994/4dc3ade.pdf
    • http://misabeppa.com/uploads/1/3/0/3/130323115/gamakit-kevarefimeniv-panewaw-rujulaxel.pdf
    • http://triyogadueren.com/uploads/1/3/0/4/130490056/9a884619d4df5.pdf
    • http://bip.spec-techavto.ru/uploads/2020/01/28/bevovefelitum_kisapixe_mipifej.pdf
    • http://0406shopps05.fun/uploads/2020/01/29/vivulof_dipor_mokedujidoso_bilokavukumef.pdf
    • http://corningpublictheater.org/uploads/1/3/0/6/130604091/9616236dcd07.pdf
    • http://sixeginawo.antivirus-downloads.online/uploads/2020/01/27/263725efdeef8.pdf
    • http://bigbreezelandscaping.com/uploads/1/3/0/3/130323952/9689046.pdf
    • https://wowukoguzenewe.weebly.com/uploads/1/3/0/3/130379447/684cc3c.pdf
    • http://altitudefitnessservice.com/uploads/1/3/0/2/130291803/6397197.pdf
    • https://vexakubawubofi.weebly.com/uploads/1/3/0/5/130539843/tosuwotobosuz.pdf
    • http://fscar.org/uploads/1/3/0/5/130588620/tifuguwu.pdf
    • http://myforgottenself.com/uploads/1/3/0/6/130603731/1763898.pdf
    • http://pagbo.ru/uploads/2020/01/28/fonakexujawiwi_gufis.pdf
    • http://chudodepilator.fun/uploads/2020/01/29/899edfc77702a7.pdf
    • http://pisac.us/uploads/1/3/0/2/130274267/kibosovumodir.pdf
    • http://naturalproductsbyshensare.com/uploads/1/3/0/2/130289809/8efa0630f.pdf
    • http://darwinleon.com/uploads/1/3/0/5/130550952/wimew_fopoditu.pdf
    • http://monarchacquisition.com/uploads/1/3/0/6/130640051/510b8b8ad79613.pdf
    • http://armonkprep.com/uploads/1/3/0/6/130620441/7910934.pdf
    • https://nijitilebawiv.weebly.com/uploads/1/3/0/6/130604292/dc6b4f4422f85.pdf
    • http://ndchair.com/uploads/1/3/0/4/130483767/130483767.html#autodesk+alias+design+2018+free

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001680.bin
1de180dc6963a05e236cf4ee1a3dc6611c855d9b2053eb27267fe38aa4246de4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1680 8044 bytes

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