Malicious PDF — malware analysis report

Static analysis result for SHA-256 81808772a0b18671…

MALICIOUS

PDF

39.2 KB Authoring application: Serif PagePlus First seen: 2021-02-02
MD5: f9fe837b41bbca2868ab87daa2ff8699 SHA-1: f274764f8def95f9ded7e1ff7660aff45bce23a9 SHA-256: 81808772a0b18671b681b23df599a13b9bfbcd1c9414da8e2f7b8a7be98b8d54
152 Risk Score

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • 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.
  • 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://zawufi.atimer.net/uploads/2020/01/27/159425.pdf In PDF document text
    • http://dom63.su/uploads/2020/01/27/lumedelowugo.pdfIn PDF document text
    • https://rapiviwobefedes.weebly.com/uploads/1/3/0/4/130435544/bipajiva.pdfIn PDF document text
    • http://beyondjordanarise.com/uploads/1/3/0/6/130603873/levexakita.pdfIn PDF document text
    • http://set.bc-sd.online/uploads/2020/01/28/01ad7ac9.pdfIn PDF document text
    • http://min.mailsens01.online/uploads/2020/01/28/0cd2479cb.pdfIn PDF document text
    • http://lurote.samba-careers.online/uploads/2020/01/29/d36fac4e43783c.pdfIn PDF document text
    • http://gav.epay-clientesv3-0range.com/uploads/2020/01/28/vuber_vivup_narikolokiw_mepevezarowag.pdfIn PDF document text
    • http://envirotw.com/uploads/1/3/0/4/130477890/130477890.html#fairy+tail+100+year+quest+mangaIn PDF document text
    • http://www.adobe.com/).NotoIn extracted file (font_01_sfnt_off00004f7e.bin)
    • http://www.google.com/get/noto/http://www.adobe.com/type/ThisIn extracted file (font_01_sfnt_off00004f7e.bin)
    • http://scripts.sil.org/OFLNotoIn extracted file (font_01_sfnt_off00004f7e.bin)

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000011bd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x11BD 8028 bytes
SHA-256: d0edd232489a5988bfacb6f5ea879c3b9a755485cd0343f87d69023285c84661
font_01_sfnt_off00004f7e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4F7E 7544 bytes
SHA-256: 11b44869db0adc7ebb2625044c8a182f4f261751c78119b3a9d148b73a4bcbf1