Malicious PDF — malware analysis report

Static analysis result for SHA-256 46bad76ab73ddd2d…

MALICIOUS

PDF

40.3 KB Authoring application: Adobe PDF Library 9.0
MD5: e5188c20b2b0c76c2e2f80e1eae0aeb7 SHA-1: 6931ed62aee95f788e5b1b49867d5af6ae6e756a SHA-256: 46bad76ab73ddd2d2a1cfeda6e6a9cb5945d7e0a504c52c9b539bb23e692ba71
130 Risk Score

Malware Insights

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

The PDF contains a link farm with 31 external PDF links, indicating a phishing or SEO spam campaign. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing intent. The presence of a visual download button lure suggests an attempt to trick the user into downloading a malicious file. No scripts were extracted from this sample.

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://susanseitz.com/uploads/1/3/0/2/130274154/7041283.pdf
    • http://dsproducties.nl/uploads/1/3/0/5/130544321/kosogetusowivos_tovune_ritomirofonorew_wuzisexo.pdf
    • http://lizdemigreen.com/uploads/1/3/0/5/130588548/a767ff5935.pdf
    • http://caraboo.co/uploads/1/3/0/6/130604417/pomugubupokad_butimufudum_wepejajav_dudezolerif.pdf
    • http://ankezimmermann.ca/uploads/1/3/0/4/130488286/gowukulejevixut.pdf
    • http://danielreist.org/uploads/1/3/0/5/130588487/bekoguzixopo.pdf
    • http://club8inch.com/uploads/1/3/0/6/130605312/903741.pdf
    • http://stankarwoski.com/uploads/1/3/0/7/130775522/8269676.pdf
    • http://baypointvillas.com/uploads/1/3/0/7/130738635/vikip.pdf
    • http://nice-priz.site/uploads/1/3/0/4/130488935/915b1d663.pdf
    • http://dcexploration.org/uploads/1/3/0/8/130814674/5b5b3ea5507.pdf
    • http://beijingshinryukan.com/uploads/1/3/0/7/130740533/5678372.pdf
    • http://honoru.org/uploads/1/3/0/9/130969953/jumap.pdf
    • http://ibuyelectronic.com/uploads/1/3/0/4/130436122/ganexologezu_jafaze.pdf
    • http://myeneeproject.com/uploads/1/3/0/5/130551943/7394030.pdf
    • http://nyingma-summer-seminar.com/uploads/1/3/0/7/130775391/fofatadozobigabesike.pdf
    • http://abcc-am.org/uploads/1/3/0/5/130589040/7144044.pdf
    • http://nirvanasway.com/uploads/1/3/0/4/130483566/gomizeruket.pdf
    • http://ristorantepizzeriacasamatta.com/uploads/1/3/0/4/130435631/6307512.pdf
    • http://hivedeep.com/uploads/1/3/0/7/130776167/dexeli-lixofup-rosafefes.pdf
    • http://coldwatermusicschool.com/uploads/1/3/0/4/130435774/jurub-dufuxez-bofob.pdf
    • http://sweguno.com/uploads/1/3/0/6/130603744/6f23362.pdf
    • http://muggmatch.com/uploads/1/3/0/4/130483136/4abb22f80eb5796.pdf
    • http://lovetimeusa.com/uploads/1/3/0/4/130488619/xatezominizunus.pdf
    • http://skyleslawfirm.com/uploads/1/3/0/5/130551129/9351693.pdf
    • http://everydayprepper.com/uploads/1/3/0/5/130590588/130590588.html#affairscloud+current+affairs+may+2018
    • http://ankezimmermann.ca/uploads/1/3/0/4/13

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000383a.bin
9f145bd8fe875467af031d0fda9f717f4ec2dd3d3ce8254649732660fc99754c
pdf-font-stream PDF embedded font (sfnt) at offset 0x383A 8344 bytes