Malicious PDF — malware analysis report

Static analysis result for SHA-256 a7206df68679c09c…

MALICIOUS

PDF

48.1 KB Authoring application: OpenOffice Draw
MD5: e3a45431c6e86cb9251bdcbbc7fcb61d SHA-1: 036a59e7c66d298e57dc9a38828640f700c4c64c SHA-256: a7206df68679c09ce9eb6c402d6a2d4455cbb8f93ae605b9eceb145961b11b81
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Phishing: Spearphishing Attachment T1204.002 Malicious Link

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. ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious classification. The document body is heavily obfuscated and unreadable, preventing a deeper analysis of its specific lure.

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://www.mycancundental.com/uploads/1/3/0/5/130551144/93c9b1d85874.pdf
    • http://paintinghopefoundation.com/uploads/1/3/0/4/130476120/zuguwijodag.pdf
    • http://engineeringally.com/uploads/1/3/0/7/130738914/2741169.pdf
    • http://www.hope-law-online.com/uploads/1/3/0/7/130776079/kinejepew.pdf
    • http://mingosmisdeeds.com/uploads/1/3/0/5/130538838/natadupi.pdf
    • http://calvarybconline.net/uploads/1/3/0/7/130739087/xoropakulutasemazebu.pdf
    • http://cwegcommunity.org/uploads/1/3/0/6/130639285/b4e6a4a37fe.pdf
    • http://www.brightoniowachamber.com/uploads/1/3/0/6/130621785/tolob-rusak-pajitidagakepa-dironunexijapo.pdf
    • http://aurorahardwoodwest.com/uploads/1/3/0/6/130639374/b1d2a05680.pdf
    • http://claudiamurphy.com/uploads/1/3/0/6/130605253/7fb19.pdf
    • http://reichconsultancy.com/uploads/1/3/0/2/130270872/gobafevixirulox-lupazi-jafaxujuv.pdf
    • http://roneetrahamim.com/uploads/1/3/0/8/130814923/401536.pdf
    • http://truefaithathletics.org/uploads/1/3/0/7/130776791/6810632.pdf
    • http://terminusnannyatl.com/uploads/1/3/0/5/130544413/gotinanu_bivopuzi_taboditefuza.pdf
    • http://knockinbooks.com/uploads/1/3/0/3/130313263/0f2465807c.pdf
    • http://www.reviewreflectroam.com/uploads/1/3/0/5/130551630/320ff699f8.pdf
    • http://www.provincialgrandlodge.co.za/uploads/1/3/0/5/130588240/130588240.html#idbi+current+account+net+banking+login

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004621.bin
f31c439e28d0137206b91a151f21343900f846ed9ff070250fbe82eb1cc7da1d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4621 16204 bytes
font_01_sfnt_off00005e4d.bin
adbf768792b5c8ebcc7a5e922618f399fc4b25558b32d921240bd78977dc84df		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5E4D 8688 bytes

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