Malicious PDF — malware analysis report

Static analysis result for SHA-256 ea4ac337dd736223…

MALICIOUS

PDF

39.9 KB Authoring application: SWFTools
MD5: 8f13a9578830accd9b7fa47a0e016efe SHA-1: 7016849fe846d2cfa2398c5b91cafe0065bbf650 SHA-256: ea4ac337dd7362230c3f9ad37f68fa5ff1123ca1946a3e7fe4cb26c7268d86dd
128 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic, suggesting a phishing or redirection attempt. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious classification. The document body also contains a visual download button lure and multiple embedded URLs, reinforcing the attack pattern of directing users to external malicious content.

Heuristics 4

  • 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
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://gugobolute.ieltsjo.tech/uploads/2020/01/27/828bae0d.pdf
    • http://datumimpact.com/uploads/1/3/0/6/130605471/jilix.pdf
    • https://bisesitabesugoj.weebly.com/uploads/1/3/0/5/130543369/jolamipitibive.pdf
    • http://mtbgus.com/uploads/1/3/0/6/130605012/2411886.pdf
    • http://pobojodiji.modernkutu.com/uploads/2020/01/28/3007472.pdf
    • http://bloomingtonlimo.org/uploads/1/3/0/4/130483417/a88b2954e.pdf
    • https://patimeduzus.weebly.com/uploads/1/3/0/5/130590443/xukekugoduxavawi.pdf
    • http://xudinev.popov.space/uploads/2020/01/27/nabiziruravek-jegoligonuzab-pabajenesefu.pdf
    • http://vew.florissimo29.ru/uploads/2020/01/29/2685433.pdf
    • http://minchatholdings.com/uploads/1/3/0/2/130288486/7577614.pdf
    • http://wedothegame.com/uploads/1/3/0/6/130604449/tojovige.pdf
    • http://supersealusa.com/uploads/1/3/0/4/130476943/rogumininelizedu.pdf
    • http://airbreather.net/uploads/1/3/0/2/130288419/8811171.pdf
    • http://notel.0406shopps01.fun/uploads/2020/01/29/2d35a96.pdf
    • http://dolomawut.suitstaticmusic.com/uploads/2020/01/27/xonirajuzilanawu.pdf
    • http://sunujuri.sampstealer.xyz/uploads/2020/01/28/8774362.pdf
    • http://ipoopedinthewoods.com/uploads/1/3/0/3/130323822/fazok_golumevujana_kikibe.pdf
    • http://monkonmolokai.com/uploads/1/3/0/5/130551264/6f98c2b73ea8f9c.pdf
    • http://cutekitties4u.com/uploads/1/3/0/6/130620693/8e3a77.pdf
    • http://redandgreen.net/uploads/1/3/0/4/130476483/zexitikigo-tizijoki-kiwuzukitope.pdf
    • http://somersetfoodtrail.org/uploads/1/3/0/6/130620934/130620934.html#bloons+td+6+apk+here

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000015c4.bin
2ba248343429ccbf1e6cf9df6cf9cd23ea49a87e3ecc93e7aa8e5dc03b660a8f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x15C4 8144 bytes

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