Malicious PDF — malware analysis report

Static analysis result for SHA-256 fecf769d309fb0a5…

MALICIOUS

PDF

40.9 KB Authoring application: Mobipocket Creator
MD5: d712f0752653a2013b666475cb361666 SHA-1: e9673288f028619dc4d4afd2f32268151dcc0359 SHA-256: fecf769d309fb0a52fd4541daf6c310120a27c392171d8f81a8b37b4961f880d
168 Risk Score

Malware Insights

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

The PDF contains a mass link farm pointing to numerous external PDF files, a common technique for SEO poisoning and distributing malicious content. The document body text, though partially corrupted, mentions 'PPF account application form download' and 'different banks', aligning with the 'SE_PAYMENT_REDIRECT_LURE' heuristic. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further confirms its malicious nature, likely related to phishing or traffic redirection.

Heuristics 5

  • 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
  • Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LURE
    Document describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise pattern
  • 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://newspin.net/uploads/1/3/0/6/130639994/gikire_laxaxotaza.pdf
    • http://mastervladimir.com/uploads/1/3/0/4/130476650/1542096.pdf
    • http://saferescuefordogs.com/uploads/1/3/0/8/130814145/815405.pdf
    • http://thirdactx.com/uploads/1/3/0/6/130620185/jatelolode_novura_jixonosejawaw.pdf
    • http://oxolaxofix.com/uploads/1/3/0/6/130622084/8128629.pdf
    • http://houseybox.com/uploads/1/3/0/6/130603891/115b215.pdf
    • http://www.maternity-depot.net/uploads/1/3/0/6/130603866/lemowejo_dadekonujumug_bunozopuxesuw_dosajasazat.pdf
    • http://alrt.store/uploads/1/3/0/3/130313471/vekosepegirex.pdf
    • http://drtimothytandrow.com/uploads/1/3/0/9/130969431/1229929.pdf
    • http://sk8roxy.com/uploads/1/3/0/5/130545128/502554.pdf
    • http://adhdplanet.org/uploads/1/3/0/7/130775033/zakivekaze_zugorojaleb.pdf
    • http://new2ufashions.net/uploads/1/3/0/2/130272932/kozufufugaxajimage.pdf
    • http://sanisphere.com/uploads/1/3/0/4/130483757/wekola.pdf
    • http://craigsimonson.com/uploads/1/3/0/6/130620537/xagig-vilaririsebujo-kazudula-mepininefubidox.pdf
    • http://nangreypottery.com/uploads/1/3/0/7/130739502/pitakulofebome_renop.pdf
    • http://mrandersonllc.com/uploads/1/3/0/7/130775221/fopegu.pdf
    • http://elektromet.shop/uploads/1/3/0/4/130491418/863991.pdf
    • http://mercadohuanacaxtle.com/uploads/1/3/0/7/130739682/feteb_xisorulerilelav_nosojokal.pdf
    • http://esemkb.com/uploads/1/3/0/7/130775137/b7462cb9ceec.pdf
    • http://steveburketraining.com/uploads/1/3/0/2/130287919/xowurogodido.pdf
    • http://samsainstitute.net/uploads/1/3/0/4/130483492/vajimiruvivoji.pdf
    • http://nirvanalove.org/uploads/1/3/0/7/130775384/tetod-jibakibadesida-zewakumir.pdf
    • http://o7ngg.bpmtc.com/uploads/1/3/0/6/130639486/130639486.html#sbi+ppf+account+application+form+download
    • http://mrandersonllc.com/uploads/1/3/0/7/130775

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000032f7.bin
83d89f79375f7f339e88070a8779324ce221c94923bff415e388e162fbc46cfe		 pdf-font-stream PDF embedded font (sfnt) at offset 0x32F7 2604 bytes
font_01_sfnt_off00003e85.bin
676d7dd50ece50f208bdac10a13d7c31f676f3f21e548f747fdb63aa191af379		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3E85 7780 bytes

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