General

  • Target

    4b18ba302ac3b732c059bc9349dc5b1d.exe

  • Size

    3.7MB

  • Sample

    240325-h3slbsaf32

  • MD5

    4b18ba302ac3b732c059bc9349dc5b1d

  • SHA1

    cdf1b87ab98bc1dbd6ec33426090df881d5500b1

  • SHA256

    6120c9db8e0c5d714fd87dcb35954c460439498928bc85978aef0fb377e43e1d

  • SHA512

    ef389d1eda53f8a6e61891af541122b50473a692720aab6257e12405c239633c024c1c769bd773fc86f22e8076ecd137b4a2b8671cdbdb76f4443fb867c2470e

  • SSDEEP

    49152:UbA30qT+k5eUUNB4Pi8viz3aMauYHBuzmQZ1vIF85qZlczSoPNhBpbfXWYwEqGaf:UbWq0LF6DJVmQZ2FXcfhBPHdaII

Malware Config

Targets

    • Target

      4b18ba302ac3b732c059bc9349dc5b1d.exe

    • Size

      3.7MB

    • MD5

      4b18ba302ac3b732c059bc9349dc5b1d

    • SHA1

      cdf1b87ab98bc1dbd6ec33426090df881d5500b1

    • SHA256

      6120c9db8e0c5d714fd87dcb35954c460439498928bc85978aef0fb377e43e1d

    • SHA512

      ef389d1eda53f8a6e61891af541122b50473a692720aab6257e12405c239633c024c1c769bd773fc86f22e8076ecd137b4a2b8671cdbdb76f4443fb867c2470e

    • SSDEEP

      49152:UbA30qT+k5eUUNB4Pi8viz3aMauYHBuzmQZ1vIF85qZlczSoPNhBpbfXWYwEqGaf:UbWq0LF6DJVmQZ2FXcfhBPHdaII

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • UAC bypass

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v15

Tasks