Malicious PDF — malware analysis report

Static analysis result for SHA-256 4a9deaf4aa12310c…

MALICIOUS

PDF

37.6 KB Authoring application: PDFedit
MD5: 5a6c6f2e8bb2430cb3f00361d37f7e2b SHA-1: 1480d4619d5618bd5745612cefa20de09cf41755 SHA-256: 4a9deaf4aa12310cefe931760a90d1274505a25f16c80f6c8e8ec975b8cf4778
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files, indicating a link farm designed to redirect users. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection intent. No scripts were extracted from this sample, limiting the ability to determine specific payload delivery mechanisms.

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://chrismirams.com/uploads/1/3/0/8/130874617/4179368.pdf
    • http://thegem.studio/uploads/1/3/0/5/130551338/2608245.pdf
    • http://hostmaster.vallesia.ch/uploads/1/3/0/2/130273799/3151934.pdf
    • http://becomeless.com/uploads/1/3/0/7/130740049/eb923ac9.pdf
    • http://marketinginalbania.net/uploads/1/3/0/4/130479435/af094b03.pdf
    • http://www.rhirebllion.com/uploads/1/3/0/3/130313433/176e7ff5598f014.pdf
    • http://kickyclub.com/uploads/1/3/0/4/130483158/sozogexowize.pdf
    • http://cykeltaxi.dk/uploads/1/3/0/6/130604487/0873e3b02957b.pdf
    • http://mx.ihrc3.com/uploads/1/3/0/5/130588511/ramipevagijokoz.pdf
    • http://hayleynashcopywriting.com/uploads/1/3/0/6/130639840/tijuzemitom_duvevefimibiw_guxure_deveponagon.pdf
    • http://luckyrabbiteditions.com/uploads/1/3/0/6/130604227/4b3334ec.pdf
    • http://josephthetoon.com/uploads/1/3/0/5/130588173/sulijanowose.pdf
    • http://iwishicoulddraw.com/uploads/1/3/0/7/130739060/zeliwupob-rekopapo.pdf
    • http://lunaparkstudios.net/uploads/1/3/0/5/130551059/derux.pdf
    • http://simbachile.com/uploads/1/3/0/4/130492689/1681362.pdf
    • http://aqulia-urbis.com/uploads/1/3/0/7/130739706/167e8e76.pdf
    • http://4wys0r.bdgct.com/uploads/1/3/0/4/130476738/130476738.html#financial+and+managerial+accounting+for+decision+makers+3rd+edition+pdf
    • http://luckyrabbi

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000036f2.bin
04feb5857f25cdff191cacf975b9a90f1e1d35f656abf446a81ac1793e1654db		 pdf-font-stream PDF embedded font (sfnt) at offset 0x36F2 8092 bytes

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