Malicious PDF — malware analysis report

Static analysis result for SHA-256 ad580f5d9baefbb1…

MALICIOUS

PDF

46.5 KB Authoring application: LibreOffice Draw First seen: 2020-09-15
MD5: e8246454d067130449aabecc58ad8bc0 SHA-1: 0fcf318be9194f86bb96e3d7df01d048d555c64d SHA-256: ad580f5d9baefbb1dc69a81e1a3692e2ec16597103aea39e67226b377d9b2f1d
160 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further indicates a phishing or malicious redirection intent. The embedded URLs likely lead to further malicious content or phishing pages, consistent with a phishing attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 4

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • 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://chichomeinterior.com/uploads/1/3/0/7/130739879/2201635.pdf In PDF document text
    • http://sharingfamilymemories.org/uploads/1/3/0/5/130590567/pivolewurinirana.pdfIn PDF document text
    • http://myluriyubodyscrubs.com/uploads/1/3/0/3/130313272/dfaf92b665381.pdfIn PDF document text
    • https://takasizofifew.weebly.com/uploads/1/3/0/2/130272640/sizewi.pdfIn PDF document text
    • http://life-cycle.net/uploads/1/3/0/5/130588459/tavonowe_segobofexot_zowile_wejasawalaxus.pdfIn PDF document text
    • http://kylewidner.com/uploads/1/3/0/7/130775002/3725833.pdfIn PDF document text
    • http://magicalcryptofriends.org/uploads/1/3/0/6/130620364/614f1054bfd411f.pdfIn PDF document text
    • http://nowigetit.net/uploads/1/3/0/3/130323424/5b8c0e.pdfIn PDF document text
    • http://iweargreatness.com/uploads/1/3/0/6/130603882/130603882.html#ielts+listening+recent+actual+testIn PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
🗂 Part of campaign: ibriz.org 10 samples

Related samples 2

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000013fe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x13FE 10412 bytes
SHA-256: 5cec63af9fdcf345170fd92a78ea4d2700641f4d834737749ea126a640bc2746
font_01_sfnt_off00006819.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6819 21524 bytes
SHA-256: 53be70e732ce71f1c5aa6ea8f484816aa6abf3ef9e0b6f0e94e30654896f78b0

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