Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 06:23

General

  • Target

    0a82f9a9dbda0bf87830bee19851abf6e6c017ac6e56b51d0c0d8dd14888f38dN.exe

  • Size

    300KB

  • MD5

    e2e816c40f71a8374fb907eecc398220

  • SHA1

    2b7877966ae39165ed47f54a2a4d7b785631f654

  • SHA256

    0a82f9a9dbda0bf87830bee19851abf6e6c017ac6e56b51d0c0d8dd14888f38d

  • SHA512

    6399c7021b1351761239d13a5c35371afdc853cd31d5a8563775558bf73ec31e0ece85c936eff935c322deeb191689bd3a083c323c4008635506492bee4ad943

  • SSDEEP

    3072:LMIg7zifD4gfGWKdbKsQOO1RQobSp0xl6EPpc4VpJzNDdlcjBP:LBozib4gfGWcmsQLbG0xlfPpndiVP

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a82f9a9dbda0bf87830bee19851abf6e6c017ac6e56b51d0c0d8dd14888f38dN.exe
    "C:\Users\Admin\AppData\Local\Temp\0a82f9a9dbda0bf87830bee19851abf6e6c017ac6e56b51d0c0d8dd14888f38dN.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2504
    • C:\Users\Admin\meobea.exe
      "C:\Users\Admin\meobea.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:236

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\meobea.exe

    Filesize

    300KB

    MD5

    5a33137767d64190a08ff8bb4b947a9c

    SHA1

    183349d3854c5ef94d4d398a8c6b0c74af90887f

    SHA256

    b691459ce28b341736f95a8634219471996a39970559458b6a997fb61c094d90

    SHA512

    6ac55c9ce1fb2bfd5789e930badad79096299f34b8d99911d1c5daa49f441eb84bd07c427080ed09b9f265fa365cd27445a0045502444494710f83aa4106cc2b