Malicious PDF — malware analysis report

Static analysis result for SHA-256 37961e7de9ed15af…

MALICIOUS

PDF

39.7 KB Authoring application: OpenOffice Draw
MD5: d7057ada401bb15360638e523dc89dc7 SHA-1: ca727ccf0fac3c7711b9b80b79a601815e5b536d SHA-256: 37961e7de9ed15af342ff39ee0539ea869c62f2187ba00973bee3e631e53a9f7
128 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links to other PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing or traffic redirection purpose. The document body, though heavily obfuscated, contains references to 'OpenOffice Draw' and 'adobe acrobat reader installer', indicating a lure to download or install something. The numerous unknown-reputation URLs likely serve as the destinations for these downloads.

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://jackmillerslanding.net/uploads/1/3/0/5/130551526/mimoxem.pdf
    • http://salalounge.club/uploads/1/3/0/6/130605076/labuzuxilodu-rosixosavizaba-binatuw-numonuki.pdf
    • http://mrtechyon.com/uploads/1/3/0/6/130639884/sosumudi.pdf
    • http://drliannebrown.com/uploads/1/3/0/6/130621852/nevuvosokosuped.pdf
    • http://andersonandhartlaw.com/uploads/1/3/0/6/130622048/51642.pdf
    • http://northvanmusicacademy.ca/uploads/1/3/0/5/130590677/d5175242784.pdf
    • http://grumpysgreen.com/uploads/1/3/0/2/130271097/2731107.pdf
    • http://mohamed-albarasi-academy.com/uploads/1/3/0/5/130538995/7c1fad.pdf
    • http://murrayareahomesguide.com/uploads/1/3/0/5/130540504/zipafa-zabupivokefejig-duzepuba-nugevokew.pdf
    • http://pinthis.co/uploads/1/3/0/5/130551434/4055703.pdf
    • http://gurudsdg.site/uploads/1/3/0/3/130323599/nosemir.pdf
    • http://teamlanternrouge.com/uploads/1/3/0/5/130588378/tokapofe.pdf
    • http://collabsys.com/uploads/1/3/0/8/130813747/kolorixegizeretowow.pdf
    • http://electricpantz.com/uploads/1/3/0/7/130739779/1661634.pdf
    • http://anniebeg.com/uploads/1/3/0/2/130288334/lokinezelajulaz_sokize_miviboxedatawof_zikedepasatajaw.pdf
    • http://aclassta.com.au/uploads/1/3/0/5/130543941/3a629a1134e6.pdf
    • http://manuelcastro.com/uploads/1/3/0/7/130776726/862d18ea3a93.pdf
    • http://thrivewithjessiewhite.com.au/uploads/1/3/0/6/130620345/kowixir.pdf
    • http://cfirthwssu.com/uploads/1/3/0/7/130739206/wakoliju.pdf
    • http://18decimals.com/uploads/1/3/0/7/130740371/bebegugojiwib-nifam-mepuzabakifival.pdf
    • http://norascully.com/uploads/1/3/0/7/130740340/ferelage_ripolepulekuv_teraxidu.pdf
    • http://josephdefeo.net/uploads/1/3/0/6/130621587/tapovo.pdf
    • http://55florida.com/uploads/1/3/0/6/130620708/4c8a1842e89.pdf
    • http://mjrblogspot.com/uploads/1/3/0/4/130477170/rawusepigilub_bizaju.pdf
    • http://salemalchemist.com/uploads/1/3/0/7/130775413/9846fdf6f732.pdf
    • http://ry4wn.bpmtc.com/uploads/1/3/0/5/130539325/130539325.html#download+adobe+acrobat+reader+installer
    • http://murrayareahomesguide.com/uploads/1/3/0/5/130540504/zipafa-zabupivokefejig-duzepuba-nugev

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003706.bin
4460c111329f64b69b6af6d58f39fa50af8d94c5f068e063b8f520ed073dd59b
pdf-font-stream PDF embedded font (sfnt) at offset 0x3706 7868 bytes