General

  • Target

    .

  • Size

    146KB

  • Sample

    240407-trcxaagg94

  • MD5

    50e92295568d2b1701942d673d22b912

  • SHA1

    2dab3619d4a46c78f7ee604ab625b8c8a1880198

  • SHA256

    e4d9e5e423feeb63b50e50b0445a38a2f9cf8f488292216698846b1c1030ce5b

  • SHA512

    e8528400553c09210fd3bcffefcf4be5f0813fcdae257bca2c30af1ae34b6c09be284fcf75cf4e4c08a4b21c67de2e5a7f725a3c74cf0eba3bb3cea9870d1aa6

  • SSDEEP

    1536:oOkud8LFVMUK4DgnVR4DBllKoVkL30vD9329s4DgHhqiS:dkPLFoVsllXmxWHhqiS

Malware Config

Targets

    • Target

      .

    • Size

      146KB

    • MD5

      50e92295568d2b1701942d673d22b912

    • SHA1

      2dab3619d4a46c78f7ee604ab625b8c8a1880198

    • SHA256

      e4d9e5e423feeb63b50e50b0445a38a2f9cf8f488292216698846b1c1030ce5b

    • SHA512

      e8528400553c09210fd3bcffefcf4be5f0813fcdae257bca2c30af1ae34b6c09be284fcf75cf4e4c08a4b21c67de2e5a7f725a3c74cf0eba3bb3cea9870d1aa6

    • SSDEEP

      1536:oOkud8LFVMUK4DgnVR4DBllKoVkL30vD9329s4DgHhqiS:dkPLFoVsllXmxWHhqiS

    • Troldesh, Shade, Encoder.858

      Troldesh is a ransomware spread by malspam.

    • Modifies boot configuration data using bcdedit

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Installed Components in the registry

    • Stops running service(s)

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • 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.

    • Registers COM server for autorun

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks