Malicious PDF — malware analysis report

Static analysis result for SHA-256 2e020d09241dde5d…

MALICIOUS

PDF

60.6 KB Authoring application: Scribus
MD5: 81a62a2b081bc07a574239ee31eae156 SHA-1: 1c2574559cf634fa669f225fdbe531d26e3fee8d SHA-256: 2e020d09241dde5d555b642bb5eb1ee7f710c37f70624c0a4744fd15fff5d967
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious classification. The document body is heavily corrupted, preventing analysis of its specific lure. No scripts were extracted from this sample.

Heuristics 3

  • 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
  • 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://internationalcollege.info/uploads/1/3/0/6/130621988/9293263.pdf
    • http://www.ciskie.com/uploads/1/3/0/3/130313316/fejumasitaderigeliza.pdf
    • http://tibetanmusictrust.org/uploads/1/3/0/6/130639687/7356142.pdf
    • http://rapunzel-storytelling.com/uploads/1/3/0/6/130620609/tagiwaj.pdf
    • http://jessicateitzelmakeup.com.au/uploads/1/3/0/2/130270895/7862299.pdf
    • http://www.emeclthg.com/uploads/1/3/0/8/130873737/kilufudagesevoz-kolurexeb-timuwesaf-padezowote.pdf
    • http://midwestalehouse.com/uploads/1/3/0/3/130313585/16b8f9041.pdf
    • http://repriseplay.com/uploads/1/3/0/5/130543019/gegufonoludo.pdf
    • http://cladnh.com/uploads/1/3/0/7/130740562/kejosegim.pdf
    • http://www.willdraftsmen.org/uploads/1/3/0/6/130621296/taroxakus_toderabe_piworefeto.pdf
    • http://getitgatorauto.com/uploads/1/3/0/4/130435638/445540cbd5ca7e.pdf
    • http://rcrlogistics.net/uploads/1/3/0/4/130477346/polujabirut.pdf
    • http://www.hollysharvest.com/uploads/1/3/0/9/130969587/kasokogivugad.pdf
    • http://capitalheistpromotions.com/uploads/1/3/0/8/130873786/471d23ee499f.pdf
    • http://manufacturedfear.com/uploads/1/3/0/9/130969885/xufira.pdf
    • http://hostmaster.nanny-bears.co.uk/uploads/1/3/0/9/130969086/tufofezefex_dubukegusus_saraguxe.pdf
    • http://movetoamendpdx.org/uploads/1/3/0/7/130739573/91a677c13d.pdf
    • http://jenniferbarronjackson.com/uploads/1/3/0/6/130621533/josasunimovejedoveni.pdf
    • http://thedowneshayle.co.uk/uploads/1/3/0/6/130621411/kofinipomuvi-nazizom-xifiruxara.pdf
    • http://parkpacapartments.com/uploads/1/3/0/5/130589010/103620.pdf
    • http://chardia.net/uploads/1/3/0/5/130588191/rojolosadulit.pdf
    • http://hotelfullerton.devsite-1.com/uploads/1/3/0/8/130813606/130813606.html#africa+cup+of+nations+qualifiers+livescore

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001732.bin
462678b6ef2216622bb85c2ab66ddfbf5ff5e86af1ea9fd41f4749af441747b6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1732 10296 bytes
font_01_sfnt_off0000a2a0.bin
d2ee899a7d11ad44a1c554c7dcbf98ed5f34f0590b208b0b62bb3f0892a592f2		 pdf-font-stream PDF embedded font (sfnt) at offset 0xA2A0 9800 bytes

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