Analysis

  • max time kernel
    143s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2025 21:32

General

  • Target

    idk.exe

  • Size

    839KB

  • MD5

    50164ef17304f1f7c3629eb91e032d00

  • SHA1

    461db872921ccbb108e0e48ce75c370f420a001c

  • SHA256

    de0853a9548c4ee17f3f0bab331c38aced7feff18968aa3beb08fa8d3f6eeda4

  • SHA512

    355c9337247bcd7831c6576a6725473f21360dcb779313f1082bd59bbc089e4db0f32b8c3fc91efb5f3d76780a48edb84ecc0ac08f3fc43df8983f3b593c2ed3

  • SSDEEP

    24576:SmIS04YNEMuExDiU6E5R9s8xY/2l/detnIbt+rX:xQ4auS+UjfU2TedIbt+r

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 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 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\idk.exe
    "C:\Users\Admin\AppData\Local\Temp\idk.exe"
    1⤵
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

    Filesize

    839KB

    MD5

    50164ef17304f1f7c3629eb91e032d00

    SHA1

    461db872921ccbb108e0e48ce75c370f420a001c

    SHA256

    de0853a9548c4ee17f3f0bab331c38aced7feff18968aa3beb08fa8d3f6eeda4

    SHA512

    355c9337247bcd7831c6576a6725473f21360dcb779313f1082bd59bbc089e4db0f32b8c3fc91efb5f3d76780a48edb84ecc0ac08f3fc43df8983f3b593c2ed3

  • memory/552-0-0x0000000074D82000-0x0000000074D83000-memory.dmp

    Filesize

    4KB

  • memory/552-1-0x0000000074D80000-0x0000000075331000-memory.dmp

    Filesize

    5.7MB

  • memory/552-2-0x0000000074D80000-0x0000000075331000-memory.dmp

    Filesize

    5.7MB

  • memory/552-19-0x0000000074D80000-0x0000000075331000-memory.dmp

    Filesize

    5.7MB

  • memory/1752-20-0x0000000074D80000-0x0000000075331000-memory.dmp

    Filesize

    5.7MB

  • memory/1752-18-0x0000000074D80000-0x0000000075331000-memory.dmp

    Filesize

    5.7MB

  • memory/1752-21-0x0000000074D80000-0x0000000075331000-memory.dmp

    Filesize

    5.7MB