General

  • Target

    9cb8eb0f60dc522ec6b24a5e8e7efe9e343bb6b2965e152cdabc2c32c99a06b7.zip

  • Size

    370KB

  • Sample

    230321-r52fpadf2t

  • MD5

    902fc859407f438bb6d07eb1e6bc5f82

  • SHA1

    22f673748345b7a8818e6ec43bc81b0332ad4492

  • SHA256

    3499cb420b4427901addf0c49bb2a156a0127835e6805cdb4567979c2f90cc1e

  • SHA512

    3d07be9c22e3549ceb4b556b31cc817da3bf7e27ab099f7bbbb3c1be4a1d0be1df62bcae1fa5705ca7ce5cb95d7eba2e249eb7de7ff7c17071669d75a5bb7b15

  • SSDEEP

    6144:wjCk7SMWnQcU+vjytud/A5IvikIsO3rPzvIoY7SeaJT4PCvPHEAbAfyY3X69owhw:wjCkxGpBGtuOLkmYoY7Se88KvPHlYtQw

Malware Config

Extracted

Family

xworm

C2

103.187.4.59:62400

Mutex

4hR1Z1dxAKjfBlJg

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      00987654345678.exe

    • Size

      833KB

    • MD5

      a849578e8bd54ed3528453a03dcd8760

    • SHA1

      fc3ea5f444fe938916b5be4cf50153950e793c12

    • SHA256

      c6af80e6ed0b9f93b7e14e956dac74d7affe71097f9ab14786e8fdd0469f4d25

    • SHA512

      846f8b31be8499ac17e42e9716bb6fa5b31003563f694c445ea55148855e0c0bc622b7c45049bd6b45b60d041a2ca2ef4f1dcbac0df829bc4684fdab208508b4

    • SSDEEP

      12288:R4YIM64tl6UqjSds3Yfg8TgDJavO3LnXnvAQWWftmUsFVAZL/xtjk65ek2w5KM/:RkYnsd1dMyF/xtj75T2a

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks