Extracted

• • Target
    3.exe
  • Size 231KB
  • SHA256 d8b9cfbc9e9d74face3b71ea92f31e7bca26d862d336b57b6310c9b8115f3e07
  • MD5 73053e52fce5e4fe4f014300fe709c60
  • SHA1 6dbb1566d7d49781a4c4ce238eed2cddc256674d
  • SHA512 2863f0ee65e6f72d2c4f8bcec2231e6e2dd2c5d99d741fe6f13b53a84a6867ce28f3801754ccca64a39bf94180224732471f93809497bc099b69e7bdf192b327
  • SSDEEP 3072:Ud9konFE9jkOjIoLD8KbgVtn8Mo8G1gVziHzZbIK1YKB/pCAcNqXhwBV3yxSQigx:UBE99/5bTgVziHzZnSKrCbYMh9b78tq
  • TLSH
    T150343A66F6A000F6D4BA82758D636B02B7B2F0361721DBEF0B94495D7F637E04D29B90
  • MD5 SHA1 SHA512 SSDEEP TLSH

  Score

  10^/10

  bootkitdefense_evasionexecutionxwormpersistencerattrojan

  • Detect Xworm Payload

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm

  • Sets service image path in registry

    This determines the executable launched when a service starts. It can be used to establish persistence.

    persistence

  • Checks BIOS information in registry

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings

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

  • Executes dropped EXE

  • Indicator Removal: Clear Windows Event Logs

    Clear Windows Event Logs to hide the activity of an intrusion.

    defense_evasion

  • Enumerates connected drives

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR)

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

    bootkitpersistence

  • Drops file in System32 directory

  behavioral1behavioral2