Malicious PDF — malware analysis report

Static analysis result for SHA-256 896f46454def9c43…

MALICIOUS

PDF

49.2 KB Authoring application: PDFBox
MD5: 6b4a9d13c815c2d4354f85864d952685 SHA-1: ade27b021ad4c3b3bed7f758d089b73660ed83a0 SHA-256: 896f46454def9c43b3ab09f6e7865ef5411d40d2e9d4558e7b82e932ec03047e
120 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection of 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. The embedded URLs point to a network of domains, suggesting a coordinated effort to distribute malicious content or redirect users to phishing sites.

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://schmittsanimalhospital.net/uploads/1/3/0/5/130539072/d07c4671fec4dd.pdf
    • http://seashellmurals.com/uploads/1/3/0/6/130621626/07c2cc2c76.pdf
    • http://jasara.xs-motors.pro/uploads/2020/01/28/4631017.pdf
    • http://twosistersdips.com/uploads/1/3/0/2/130274305/zilarinenikufefowoma.pdf
    • http://corenewal.org/uploads/1/3/0/7/130739265/totirekenuf.pdf
    • http://oakgrovefarmstn.com/uploads/1/3/0/4/130435857/pugoru.pdf
    • http://lloydstreeter.com/uploads/1/3/0/2/130270738/votilusizutenel_tabaxu_jejopaw_laritavuwifesow.pdf
    • http://mystarcleaner.com/uploads/1/3/0/2/130272250/nonibimelunifig.pdf
    • http://baakboutique.com/uploads/1/3/0/5/130543453/likofamoded_wutiropaxojo.pdf
    • http://susanfisherart.com/uploads/1/3/0/4/130483238/motiridemoneza_kigubotofo_pakelidojuvonul_fixoxoxaf.pdf
    • http://ndchair.com/uploads/1/3/0/4/130477170/130477170.html#krabbel+bordspel+hit

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000133f.bin
b297227ca25aff86358f779a8b2674219c14be12b5ea341f873933d839f1d662		 pdf-font-stream PDF embedded font (sfnt) at offset 0x133F 10088 bytes

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