Malicious PDF — malware analysis report

Static analysis result for SHA-256 a11bfe3db5503bd6…

MALICIOUS

PDF

52.8 KB Authoring application: OpenOffice Draw
MD5: 3c6b65231b99d47d3b49a186d2833fac SHA-1: 0f9aee1ddd13e900e08bdf533298471eec7f9f32 SHA-256: a11bfe3db5503bd611e5b60d0d287394b18ff043549f70b762e42565a139d292
128 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or phishing lure. The CLAMAV_DETECTION heuristic further classifies it as Pdf.Phishing.TtraffRobotInstall, indicating a malicious intent to redirect users to potentially harmful content. The presence of a visual download button lure reinforces the phishing attempt.

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://avvocati4puntozero.it/uploads/1/3/0/5/130543057/lakafodixajumot.pdf
    • http://cbrach.com/uploads/1/3/0/6/130604182/7420d4215a.pdf
    • http://howtogetasmallbusinessloan.net/uploads/1/3/0/6/130640132/c8eb598.pdf
    • http://deottoalberto.com/uploads/1/3/0/6/130639450/gibenal-makitibezu-dobaxokolugum-deseripifaper.pdf
    • http://quartzplanning.com/uploads/1/3/0/6/130639709/zaduwizumuvuvewov.pdf
    • http://unique-dancewear.com/uploads/1/3/0/4/130483856/e028b5c5d86d.pdf
    • http://chinaesp.net/uploads/1/3/0/2/130273748/4974671.pdf
    • http://achampionpurpose.com/uploads/1/3/0/4/130476598/jufag.pdf
    • http://moovsterrelocation.com/uploads/1/3/0/2/130289648/zuzenenowivu.pdf
    • http://breathmark.org/uploads/1/3/0/6/130620436/nofenewunobe.pdf
    • http://eajewels.com/uploads/1/3/0/2/130288506/wuxexufupino.pdf
    • http://mezzosoprano.site/uploads/1/3/0/5/130541272/xibodawedir_zudezasurupo.pdf
    • http://coastal-kb.com/uploads/1/3/0/7/130775778/829f77f5f2e35e.pdf
    • http://www.cincinnatihealthcarestaffing.com/uploads/1/3/0/2/130273944/f81dc337f.pdf
    • http://byerselkgrove.leftcursor.com/uploads/1/3/0/7/130738939/6968533.pdf
    • http://lifetrackfinancialadvisors.com/uploads/1/3/0/6/130622012/devapiduzi.pdf
    • http://onebeforeidie.com/uploads/1/3/0/7/130740561/1032898.pdf
    • http://musiccitypetpartners.net/uploads/1/3/0/5/130550857/tikasu-sezisixupef-tijore.pdf
    • http://333tools.com/uploads/1/3/0/5/130539319/8605874.pdf
    • http://krafteegallery.com/uploads/1/3/0/6/130639423/rupijubepit.pdf
    • http://supercoolertechnologies.com/uploads/1/3/0/6/130622104/8356210.pdf
    • http://hikingkosovo.com/uploads/1/3/0/5/130590029/redixilukas-rewimejiz-lokijeweditel-kokunakugo.pdf
    • http://volleybeans.net/uploads/1/3/0/5/130551008/7058611.pdf
    • http://atelierjpb.com/uploads/1/3/0/8/130814645/de76752687.pdf
    • http://doctorwitten.com/uploads/1/3/0/6/130639800/dekukineku.pdf
    • http://74-123-78-3.mgwnet.com/uploads/1/3/0/3/130313054/130313054.html#divya+bhaskar+gujarati+news+paper+today+surat

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003923.bin
e2f1373bf3d70a40ff4276a486f0a1d2d32154e4f45ad1243a44c3d3b7d91cea		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3923 2652 bytes
font_01_sfnt_off00004382.bin
decb876448ef2f05319ba623236d448f7e6742f04b4ec9793f087a8917c276fb		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4382 15220 bytes
font_02_sfnt_off00006bbb.bin
59ffdedbf0da11c6bbd61bbac753293172bc5a88ecd110944f49e2a8ead84f98		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6BBB 7472 bytes

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