Malicious PDF — malware analysis report

Static analysis result for SHA-256 c0b8f9b95a7ebd46…

MALICIOUS

PDF

44.6 KB Authoring application: Solid Converter PDF
MD5: d00c828eb710e84133ebac82247ce403 SHA-1: 5554a3b153ef831e384b23badc47a16218e885a7 SHA-256: c0b8f9b95a7ebd468e4f484830f041a616fcf61f862ee1aca1cf0eb2251c8e7e
150 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links to other PDF files, as indicated by the PDF_SEO_LINK_FARM heuristic. This suggests a tactic to distribute malicious content or manipulate search engine results. The ML classifier and ClamAV detection further support its malicious nature, with ClamAV identifying it as Pdf.Phishing.TtraffRobotInstall-7605656-0.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://barrycarmichaelfamilylawlawyer.com/uploads/1/3/0/3/130323469/mekexomoxo_gasibafozisufav.pdf
    • http://paulbutlerusa.com/uploads/1/3/0/4/130476243/vikepa.pdf
    • http://assetsassurancellc.com/uploads/1/3/0/4/130475973/zajalawat-lamovibet-fidumukonu-vijur.pdf
    • http://71delmar.com/uploads/1/3/0/2/130272988/619990.pdf
    • http://www.zuminstudios.com/uploads/1/3/0/5/130540065/jadutef-tijalixo.pdf
    • http://mrchadleypw.ca/uploads/1/3/0/6/130621772/257881.pdf
    • http://mwwrenovations.net/uploads/1/3/0/6/130640004/71688e.pdf
    • http://mustardgreen.net/uploads/1/3/0/4/130489969/b6608a6dac9c.pdf
    • http://rockstarleague.com/uploads/1/3/0/4/130483443/xevefegip.pdf
    • http://trybefitnessapp.com/uploads/1/3/0/7/130739286/jekure.pdf
    • http://nzgirls.org/uploads/1/3/0/3/130324136/fexodu.pdf
    • http://m.teakslockservice.com/uploads/1/3/0/7/130738841/46920.pdf
    • http://nicosnerdnews.de/uploads/1/3/0/6/130639853/nerogowinivuzogolave.pdf
    • http://proutymotorsports.com/uploads/1/3/0/6/130639995/puruketedi.pdf
    • http://mmodoghouse.com/uploads/1/3/0/4/130436165/8582436.pdf
    • http://themannerofdeath.com/uploads/1/3/0/3/130379959/lomikod.pdf
    • http://www.iphonolomo.com/uploads/1/3/0/2/130272988/a8954601aba7d.pdf
    • http://devs.stefanaarnio.com/uploads/1/3/0/8/130814993/130814993.html#teenage+pregnancy+thesis+example

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005122.bin
d0a2e2d5026415785e40d942606398049e03174a0402b5d4f2ef3f2ce97363f5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5122 8460 bytes

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