Malicious PDF — malware analysis report

Static analysis result for SHA-256 3b53ef39002f48c6…

MALICIOUS

PDF

38.5 KB Authoring application: ImageMagick
MD5: 5bdeb755a3170f620737bcf7dbe8685f SHA-1: bb32553d24115605e23d17766cdf273b98eafd57 SHA-256: 3b53ef39002f48c621216495c4bcfb2f5404cb20825e475ac376465022d0d1a7
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file exhibits characteristics of a link farm, embedding numerous URLs that point to other PDF documents. This technique is often used for SEO manipulation or to distribute malicious payloads. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection intent. No scripts were extracted from this sample.

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://carolynwiese.com/uploads/1/3/0/5/130589050/576bd4866768c3.pdf
    • http://pottypeggyscrafts.co.uk/uploads/1/3/0/6/130639172/tadapom.pdf
    • http://callylawson.com/uploads/1/3/0/7/130776678/458a5f9.pdf
    • http://ride-ruse.si/uploads/1/3/0/8/130874210/7137715.pdf
    • http://www.kuriosmedical.org/uploads/1/3/0/6/130639848/4392246233be.pdf
    • http://milkywayshirt.com/uploads/1/3/0/8/130874410/togoj.pdf
    • http://pressburg-partners.com/uploads/1/3/0/6/130639152/e54383f29bccd10.pdf
    • http://ashleyowens.shop/uploads/1/3/0/7/130738824/rowiw.pdf
    • http://cambridge-cigars.co.uk/uploads/1/3/0/5/130588394/8056357.pdf
    • http://fsle7.fwyso.com/uploads/1/3/0/3/130313066/1983094.pdf
    • http://oaklandauthentic.com/uploads/1/3/0/5/130540714/91b8599b3.pdf
    • http://metalgrate.com/uploads/1/3/0/6/130604834/9029779.pdf
    • http://rachaelcrevier.com/uploads/1/3/0/6/130620244/b4bb1e28ff5424.pdf
    • http://glashandellaren.com/uploads/1/3/0/7/130739311/maferaju-nomafexo-moxomuta.pdf
    • http://unad.agency/uploads/1/3/0/7/130738673/bidiviwalumuvu.pdf
    • http://emileeswolfe.com/uploads/1/3/0/6/130605108/03e6f73aa05fef.pdf
    • http://smartcybercrimes.com/uploads/1/3/0/3/130379604/b0df3db.pdf
    • http://smartcitycanton.com/uploads/1/3/0/4/130436307/bigarewabijo_pabipog.pdf
    • http://www.webmail.ultraanalog.com/uploads/1/3/0/5/130539875/64d01.pdf
    • http://autodiscover.loutildelapub.ca/uploads/1/3/0/7/130738777/130738777.html#adding+and+subtracting+fractions+visual+worksheets
    • http://ashleyowens.shop/uploads/1/3/0/7/1

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000039e9.bin
8549a80f19336112c806837d25b232472abbf62e269358b897e2637c316908b4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x39E9 7304 bytes

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