General

  • Target

    TLauncher-2.871-Installer-1.0.5-global.exe

  • Size

    21.6MB

  • Sample

    230415-1sr6xsfh47

  • MD5

    3fd4f4a37bb70740e1121d42f4d65777

  • SHA1

    b869dc12cab4d24d8576e3d0e9802ab07c13b78c

  • SHA256

    db4104e1c6b9e7f82b97ce171a0196aa52a2a05733ba078ba636a8d563448b93

  • SHA512

    fa1e89512677062995d84df4e6fca7fc3535a64e0b2fdbec128d72a3c0abd9d1f4f62e084d0bdeeffc92cc3c546ddb4c0b2778b149e25f00a655d9b375918fd4

  • SSDEEP

    393216:+Xw7T+J/n8IPfs/dQETVlOBbpFEj9GZdqV56Hpk7IXOzDnKI17fyVn:+gv+V8aHExiTTqqHp6zvKcfyVn

Malware Config

Targets

    • Target

      TLauncher-2.871-Installer-1.0.5-global.exe

    • Size

      21.6MB

    • MD5

      3fd4f4a37bb70740e1121d42f4d65777

    • SHA1

      b869dc12cab4d24d8576e3d0e9802ab07c13b78c

    • SHA256

      db4104e1c6b9e7f82b97ce171a0196aa52a2a05733ba078ba636a8d563448b93

    • SHA512

      fa1e89512677062995d84df4e6fca7fc3535a64e0b2fdbec128d72a3c0abd9d1f4f62e084d0bdeeffc92cc3c546ddb4c0b2778b149e25f00a655d9b375918fd4

    • SSDEEP

      393216:+Xw7T+J/n8IPfs/dQETVlOBbpFEj9GZdqV56Hpk7IXOzDnKI17fyVn:+gv+V8aHExiTTqqHp6zvKcfyVn

    • BazarBackdoor

      Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.

    • Bazar/Team9 Backdoor payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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.

    • Checks installed software on the system

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

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks