Malicious PDF — malware analysis report

Static analysis result for SHA-256 6c74359b355c3304…

MALICIOUS

PDF

44.9 KB Authoring application: Inkscape
MD5: a4ee92de3868ebe87cbc9410d7f30d01 SHA-1: 2e5f6dd1d6a6c049c7682a37d5fc89b8ce41db19 SHA-256: 6c74359b355c3304c59ce9a80cec080294dda2bfd936c88e16764cceeeb4eb3e
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF contains a large number of external links, identified as a link farm, suggesting a phishing or redirection attempt. The ClamAV detection and ML classifier further support its malicious nature. The embedded links likely lead to further malicious content or phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://bottlestobooksprimaryschool.com/uploads/1/3/0/5/130588214/tesot_debofegule_jikojas.pdf
    • http://foboxa.gamesplusadventure.ru/uploads/2020/01/27/rivejigotoseva_kilonodagelo_gofebe.pdf
    • http://mhftestpage.weebly.com/uploads/1/3/0/4/130489023/dikuroloko.pdf
    • http://norascully.com/uploads/1/3/0/4/130476342/zagoropalazebolid.pdf
    • http://micheleyoung.net/uploads/1/3/0/6/130605521/wipube-kevaketen.pdf
    • http://mitchgallagherband.com/uploads/1/3/0/4/130488780/segadugofevat.pdf
    • http://advantageprotocol.com/uploads/1/3/0/5/130545360/lazijezux.pdf
    • http://illine.com/uploads/2020/01/27/bufore.pdf
    • http://maxclinesp.com/uploads/2020/01/27/2711586.pdf
    • http://wssdar.com/uploads/1/3/0/5/130588370/57a4c3b055.pdf
    • http://rutad.esleo.ru/uploads/2020/01/29/9022639.pdf
    • http://buyerstreasure.com/uploads/1/3/0/3/130379314/1240518.pdf
    • http://efwpartners.com/uploads/1/3/0/5/130544232/tibemoworozumil_lemutilu_tetawixuzet_lazap.pdf
    • http://journeysinsixth.com/uploads/1/3/0/6/130605190/2602797.pdf
    • http://dildots.com/uploads/1/3/0/6/130604688/gifivexu.pdf
    • http://ayadiyemen.org/uploads/1/3/0/2/130288439/8973397.pdf
    • http://ssvfcpc.org/uploads/1/3/0/6/130605028/goradebu.pdf
    • http://aleriongames.us/uploads/1/3/0/2/130289793/matadipovev.pdf
    • http://brandmediax.com/uploads/1/3/0/5/130588433/9448294.pdf
    • http://shsucommunityconnections.com/uploads/1/3/0/5/130589184/tigivamavamide_lexutibodakaga_savelukaxas.pdf
    • http://baw.begone-dumps.store/uploads/2020/01/29/tefajuwakupotuta.pdf
    • http://natesdecalsandsigns.com/uploads/1/3/0/2/130272339/dufusokefusikod.pdf
    • http://luwifano.sietefjeans.com/uploads/2020/01/28/faronaguf.pdf
    • http://sapek.wiki-energie.com/uploads/2020/01/28/golaxat.pdf
    • http://screenlo.com/uploads/1/3/0/4/130476215/9524975.pdf
    • http://mrgilladvice.com/uploads/1/3/0/4/130488590/130488590.html#airtel+tv+apk+for+pc

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000017b0.bin
5cd73c8e3c43b995dcb583a9b1b6231fd14452e45041050ca19b964d27354dac		 pdf-font-stream PDF embedded font (sfnt) at offset 0x17B0 9036 bytes

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