Malicious PDF — malware analysis report

Static analysis result for SHA-256 b45333b51841f4ba…

MALICIOUS

PDF

70.5 KB Authoring application: Karbon
MD5: 6ce55909b3eede5895f6bd0af9db4eb5 SHA-1: af277358abb3e39f642d57fdcf614ae637cf1d7f SHA-256: b45333b51841f4ba6a8e59d777bb7f916ee2346840d441cc52dd1d1d1c5ce6c1
120 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains a large number of embedded URLs, identified as a link farm. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' suggests a phishing or traffic-driving intent. The embedded URLs likely serve as a distribution mechanism for malicious content or to manipulate search engine results.

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://dlhp-solutions.com/uploads/1/3/0/4/130436441/tafudabujefonotalak.pdf
    • http://ludmeister.org/uploads/1/3/0/6/130639956/0c89a48.pdf
    • http://nataliemooremakeupartist.com/uploads/1/3/0/3/130313468/9289773.pdf
    • http://ccf-ag.org/uploads/1/3/0/8/130814065/3968814.pdf
    • http://stocktalknow.com/uploads/1/3/0/5/130539987/9209618.pdf
    • http://stacieaye.com/uploads/1/3/0/4/130488181/gewobamavad-bisojanifudo-berezejuzapa-zisedurefemotan.pdf
    • http://mgmtinsight.net/uploads/1/3/0/8/130813369/motugadiv.pdf
    • http://primaldread.com/uploads/1/3/0/7/130739764/223378.pdf
    • http://ddiamondco.com/uploads/1/3/0/6/130604497/9754931.pdf
    • http://my-english-lesson.us/uploads/1/3/0/6/130639786/5808622.pdf
    • http://twinlakesimprovement.org/uploads/1/3/0/6/130605072/7105336.pdf
    • http://oldpeanut.com/uploads/1/3/0/3/130379287/zigavelomive_nerejivinakis.pdf
    • http://mystrugglemyvictory.com/uploads/1/3/0/7/130739038/6c4f70e.pdf
    • http://kingdomartisans.org/uploads/1/3/0/6/130605071/rolilatatu.pdf
    • http://forevernamed.com/uploads/1/3/0/3/130313191/3005755.pdf
    • http://myblueprintforchange.com/uploads/1/3/0/6/130620731/1f737260.pdf
    • http://pansyandivy.com/uploads/1/3/0/4/130489029/redusininukevuxitale.pdf
    • http://mountainreveriemassage.com/uploads/1/3/0/5/130588487/letak-dunonolepijewi-xafefiv-nibufewa.pdf
    • http://c1r.us/uploads/1/3/0/4/130488820/nuwededozipuvobe.pdf
    • http://christopherjordanclothingco.com/uploads/1/3/0/5/130550742/gutekuroro-jemek-nafazalipevokat.pdf
    • http://drivingfordyslexia.com/uploads/1/3/0/3/130313398/4579350.pdf
    • http://ranchopescadero.net/uploads/1/3/0/3/130313200/wojox-dakavazegivuxak.pdf
    • http://88broker.com/uploads/1/3/0/8/130874580/texobepiwuzuve.pdf
    • http://brianhorgan.com/uploads/1/3/0/4/130435726/7297032.pdf
    • http://the-whole-thing.com/uploads/1/3/0/4/130483349/130483349.html#sodium+bicarbonate+dose+calculation+metabolic+acidosis

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000177d.bin
b26746990487df700a67ca9b26bdd30f508d9d08cd13e676b0ba9217df62dfc7
pdf-font-stream PDF embedded font (sfnt) at offset 0x177D 8792 bytes
font_01_sfnt_off0000c498.bin
b3affdfdfee497c2d3230853582529cf395d265bfdbb8cde7d84ae9c33602211
pdf-font-stream PDF embedded font (sfnt) at offset 0xC498 16036 bytes
font_02_sfnt_off0000d8b1.bin
6dc6e07f93ae70488a19e8a398a1c6cda2f5723fc3d3cbe180c5afbb10c3611e
pdf-font-stream PDF embedded font (sfnt) at offset 0xD8B1 2864 bytes