Malicious PDF — malware analysis report

Static analysis result for SHA-256 22bfa02d1c27976c…

MALICIOUS

PDF

39.7 KB Authoring application: ImageMagick
MD5: 7a680fceb5c86e8fc456e4bb49fde05e SHA-1: 8d918d837385418731287ef1dd849d02c418e035 SHA-256: 22bfa02d1c27976c4e6b529c8408ce65e4587853af9821932a2ca78a9eb14d32
128 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or redirection scheme. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection intent. While no scripts were extracted, the sheer volume of external links points to a malicious distribution or phishing campaign.

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
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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 https://fiwokotiribow.weebly.com/uploads/1/3/0/6/130604522/tilifidadeju-zejavaful-vovigaxebasabuw.pdf
    • https://mukepazumawa.weebly.com/uploads/1/3/0/2/130288379/basimoter.pdf
    • https://livuposamopi.weebly.com/uploads/1/3/0/6/130604048/gogiranikowi.pdf
    • http://kparksandrec.com/uploads/1/3/0/5/130588907/vajanedog_tawagexur.pdf
    • https://xidobawap.weebly.com/uploads/1/3/0/2/130272880/9145574.pdf
    • https://rulifogemunoxut.weebly.com/uploads/1/3/0/6/130604907/64b598da2b.pdf
    • http://vew.tapuzik.com/uploads/2020/01/28/4487470.pdf
    • http://fcaky.com/uploads/1/3/0/6/130621698/fazatarodi-pujizi-wugofewu.pdf
    • http://jow.najiyagalimova.com/uploads/2020/01/28/wanusejesen.pdf
    • http://balkony-msk.ru/uploads/2020/01/27/loxunamemid.pdf
    • http://murasamt.tech/uploads/2020/01/28/6265012.pdf
    • http://pokefona.med555.ru/uploads/2020/01/29/xepuja-kuzozabirukok-kekejekikojujup-gifojavow.pdf
    • http://renegaderecycling.com/uploads/1/3/0/5/130544090/texaveg.pdf
    • https://vapiwesow.weebly.com/uploads/1/3/0/5/130551904/medokibepakelusoxot.pdf
    • http://dmacedoengenharia.com/uploads/1/3/0/6/130604307/1085398.pdf
    • http://fat.defki.icu/uploads/2020/01/29/9728477.pdf
    • http://bejustalittlebetter.com/uploads/1/3/0/6/130639975/130639975.html#syphilis+guidelines+2019

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000145d.bin
420999ab3f27c36cd5888bf29e09b23e8705d9715919714a0c9d3eb2992edef0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x145D 8044 bytes

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