Malicious PDF — malware analysis report

Static analysis result for SHA-256 b67490379510064a…

MALICIOUS

PDF

40.0 KB Authoring application: OpenOffice Draw
MD5: 478d5ab9eca5033f1fe8b06fb54ebd6f SHA-1: 611c8aef9a5690fca09517dadd6130bb929a05cd SHA-256: b67490379510064a1991ecf1e4f5464dc113b56c02422e130b3fb2e52db2a4f3
160 Risk Score

Malware Insights

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

This PDF document was detected by ClamAV as Pdf.Phishing.TtraffRobotInstall-7605656-0. It contains a large number of embedded external links, indicating a link farm designed to distribute traffic to other malicious sites. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' suggests the document may also be instructing users to open a password-protected archive, a common tactic to bypass security scanners. The document body itself is heavily obfuscated and does not provide clear textual lures.

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
  • Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LURE
    Document gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
  • 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://mindandbodydallas.com/uploads/1/3/0/3/130379206/796818.pdf
    • http://eltomatemasrico.com/uploads/1/3/0/6/130639059/mifejubukowunet-munese.pdf
    • http://narlee.design/uploads/1/3/0/5/130545818/1d324fe.pdf
    • http://self-healing-effect.com/uploads/1/3/0/8/130813037/vexenezaw_zapubopo.pdf
    • http://prettylittlethings.ca/uploads/1/3/0/6/130621293/8d746e9df1.pdf
    • http://classicmassagestudio.com/uploads/1/3/0/4/130489023/90af48e9947ef9e.pdf
    • http://www.faiza-portfolio.com/uploads/1/3/0/6/130603966/vixogidufu_bajipaban_zefibowujonare_kakar.pdf
    • http://entrepedia.org/uploads/1/3/0/3/130313038/vobuxexilomor.pdf
    • http://jurandirsilva.com/uploads/1/3/0/4/130477490/nomatajidoru-zovumagu-rozumadujezazo.pdf
    • http://thetruyoucanada.ca/uploads/1/3/0/6/130604198/ranajuvuxupot-zatefowim-zunalikuxel.pdf
    • http://c5events.ca/uploads/1/3/0/8/130813975/5415001.pdf
    • http://sms.shelbyvillebands.com/uploads/1/3/0/6/130622042/6963297.pdf
    • http://10thavenuerebuilders.com/uploads/1/3/0/7/130739251/kuporuxutademoz.pdf
    • http://hillingdonmotors.com/uploads/1/3/0/2/130270932/dinebafewetali-pufijome.pdf
    • http://iachassociation.com/uploads/1/3/0/5/130544703/a80f368d67.pdf
    • http://blushcolumbus.com/uploads/1/3/0/8/130814293/lazulajeb.pdf
    • http://nogginblocks.net/uploads/1/3/0/5/130543158/podesiguretib.pdf
    • http://leadershipmartialartsacademy.com/uploads/1/3/0/4/130492963/gofipuxus.pdf
    • http://staywhole.net/uploads/1/3/0/6/130621846/tibosa_kululi_xawix.pdf
    • http://mytriptojapan.com/uploads/1/3/0/6/130604956/130604956.html#vulnerability+assessment+software+tools

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003ecb.bin
c3376e730444075c07fdcc4b0eb61f3643b704382ec0958cf7c36f05fd786a8f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3ECB 7636 bytes

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