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General

  • Target

    RobloxPlayerLauncher.exe

  • Size

    1.5MB

  • Sample

    240404-zznxeabb77

  • MD5

    4e39e12b9a0b3dfebc0e23a489e07b8c

  • SHA1

    b95bc2e00bdb38975363800a86dfa90fae3bf014

  • SHA256

    cdab18c6857f9f7ef19fab3e6dc90c8b422770447e812bbec4a2dddfac701579

  • SHA512

    bc66149faa7dbef60a33b6b14b76a9b1d3d694488f13fd351ccd84ac4713223b016a10620e0a310464fd0010a50598f9f8daf8db52f269c4cea540169c9ff560

  • SSDEEP

    49152:ZTCq3OTjkwkJEeL5g8ZMuBaTGXerG03D3M+Q/P+dAMCTzTb8HDuUc+E:ZTNOXb85g8SQTb8Hc

Malware Config

Targets

    • Target

      RobloxPlayerLauncher.exe

    • Size

      1.5MB

    • MD5

      4e39e12b9a0b3dfebc0e23a489e07b8c

    • SHA1

      b95bc2e00bdb38975363800a86dfa90fae3bf014

    • SHA256

      cdab18c6857f9f7ef19fab3e6dc90c8b422770447e812bbec4a2dddfac701579

    • SHA512

      bc66149faa7dbef60a33b6b14b76a9b1d3d694488f13fd351ccd84ac4713223b016a10620e0a310464fd0010a50598f9f8daf8db52f269c4cea540169c9ff560

    • SSDEEP

      49152:ZTCq3OTjkwkJEeL5g8ZMuBaTGXerG03D3M+Q/P+dAMCTzTb8HDuUc+E:ZTNOXb85g8SQTb8Hc

    • Downloads MZ/PE file

    • Sets file execution options in registry

    • 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

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks