General

  • Target

    NA_NA_36f64dec4109c2exeexe_JC.exe

  • Size

    9.2MB

  • Sample

    230723-zc2vragf68

  • MD5

    36f64dec4109c25faa1e6b12d1f7a1ec

  • SHA1

    2adc34abc370411ec6d8cda5abcd78011013844e

  • SHA256

    86e21bc73c5062d8c516734b7b66c3b10a1e06b5896d259f2991abc623213e68

  • SHA512

    ac6464c2fe7c6e73918aa79be61395c288642f7e48bd02a653c3d869359d3a923434ce5abf937653476f5ba791a7ac878d24f535cdf9b4293b697819d417c7b8

  • SSDEEP

    98304:ysnUm8U/6f0oAaldmdmnpgsnUm8U/6f0oAaldmdmnplM4:V18U/6cKmd0N18U/6cKmd0k4

Malware Config

Targets

    • Target

      NA_NA_36f64dec4109c2exeexe_JC.exe

    • Size

      9.2MB

    • MD5

      36f64dec4109c25faa1e6b12d1f7a1ec

    • SHA1

      2adc34abc370411ec6d8cda5abcd78011013844e

    • SHA256

      86e21bc73c5062d8c516734b7b66c3b10a1e06b5896d259f2991abc623213e68

    • SHA512

      ac6464c2fe7c6e73918aa79be61395c288642f7e48bd02a653c3d869359d3a923434ce5abf937653476f5ba791a7ac878d24f535cdf9b4293b697819d417c7b8

    • SSDEEP

      98304:ysnUm8U/6f0oAaldmdmnpgsnUm8U/6f0oAaldmdmnplM4:V18U/6cKmd0N18U/6cKmd0k4

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • Detect Blackmoon payload

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks