General

  • Target

    a6c700961d44d8786ddc10664248884c.exe

  • Size

    484KB

  • Sample

    240107-x3fzvscchr

  • MD5

    a6c700961d44d8786ddc10664248884c

  • SHA1

    ba1d599ef065628be09a5abd93bec3318a956d2d

  • SHA256

    9aeb4a8f62c2203045945d672550287d12fe53592d7878c5d6fb594820021573

  • SHA512

    751d997b5b8fddf3136fb8830f4375f7aaf1b7d4f229a8b5786f852c958a970b3e1ac1e5826b94da888e3c435f3dcb4fd4bf76f7aabb72e14361e97365faca92

  • SSDEEP

    6144:1kKEGlVcJboOtGY8q75yKC2qJDrNRlpwPBYgZ9fVU93eJwN6QFbSpO4XcA2n4aAj:iKr3QboC9qLGKgZKe4HYpHvcbTlp0OA

Malware Config

Targets

    • Target

      a6c700961d44d8786ddc10664248884c.exe

    • Size

      484KB

    • MD5

      a6c700961d44d8786ddc10664248884c

    • SHA1

      ba1d599ef065628be09a5abd93bec3318a956d2d

    • SHA256

      9aeb4a8f62c2203045945d672550287d12fe53592d7878c5d6fb594820021573

    • SHA512

      751d997b5b8fddf3136fb8830f4375f7aaf1b7d4f229a8b5786f852c958a970b3e1ac1e5826b94da888e3c435f3dcb4fd4bf76f7aabb72e14361e97365faca92

    • SSDEEP

      6144:1kKEGlVcJboOtGY8q75yKC2qJDrNRlpwPBYgZ9fVU93eJwN6QFbSpO4XcA2n4aAj:iKr3QboC9qLGKgZKe4HYpHvcbTlp0OA

    • Modifies WinLogon for persistence

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • 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