Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    11-01-2025 02:42

General

  • Target

    idk.exe

  • Size

    845KB

  • MD5

    cc2cf085bc4a4672c85e0fd612133609

  • SHA1

    7f902447b5a545cd3a11973b76d6277a412aae3f

  • SHA256

    8d087f55b6d2ba153890facd8974e023b4ba6eb7ebaadab807c2e5ff9fc0a2e5

  • SHA512

    c1940cc42eab09ab48552e018ab0618d58b7078f878de2d5b4a6c0b86435cfb81f6418f501766f5f4ddf0943d5133a51a03802d0906cbff233418d76dab4bb49

  • SSDEEP

    24576:qsS04YNEMuExDiU6E5R9s8xY/2l/dguIbt+ro:qE4auS+UjfU2TguIbt+r

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in System32 directory 3 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 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\idk.exe
    "C:\Users\Admin\AppData\Local\Temp\idk.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4936
    • C:\Windows\SysWOW64\WindowsInput.exe
      "C:\Windows\SysWOW64\WindowsInput.exe" --install
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      PID:2844
    • 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:3456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    845KB

    MD5

    cc2cf085bc4a4672c85e0fd612133609

    SHA1

    7f902447b5a545cd3a11973b76d6277a412aae3f

    SHA256

    8d087f55b6d2ba153890facd8974e023b4ba6eb7ebaadab807c2e5ff9fc0a2e5

    SHA512

    c1940cc42eab09ab48552e018ab0618d58b7078f878de2d5b4a6c0b86435cfb81f6418f501766f5f4ddf0943d5133a51a03802d0906cbff233418d76dab4bb49

  • C:\Windows\SysWOW64\WindowsInput.InstallLog

    Filesize

    224B

    MD5

    e469dda91ae810a1f94c96060f3f8a65

    SHA1

    0b4b3b0f6f937016b1e045ce5313ee2a65a38630

    SHA256

    d42fee8db8eb0e047ca53ad59b1c9bc69fe04993be36fec502e3532371908842

    SHA512

    2eb4037361c03e195c642a53f55a3182a6df19903db503060e366f2394750e64ae04fdaace61ef5a6dba649defc88322d78edd2928bc53ebd1ce11d68cc88dac

  • C:\Windows\SysWOW64\WindowsInput.InstallLog

    Filesize

    597B

    MD5

    c2291863df7c2d3038ce3c22fa276506

    SHA1

    7b7d2bc07a6c35523807342c747c9b6a19f3184e

    SHA256

    14504199bede3f46129969dbd2b7680f2e5b7fcd73a3e427ce1bb6217a6d13da

    SHA512

    00bf40174a67e3e663d18a887c5b461a1e5ead0b27f0a139d87969158c58f4ca72cfa5a731dda239356192ca4cb5ac6ae2b0e37401d534e686cabacd3cbee8fa

  • C:\Windows\SysWOW64\WindowsInput.exe

    Filesize

    21KB

    MD5

    e854a4636afc652b320e12e50ba4080e

    SHA1

    8a4ac6ecc22ee5f3a8ec846d38b41ff18c641fdc

    SHA256

    94b9c78c6fa2bf61fba20a08ad4563f7dd2f5668c28eff227965ce0a2032d5d5

    SHA512

    30aabd5079b6ed0948eb70fd18e9166096e4ba5d1d47fc35b7270f931d19bbe6cd929b6010f70297bf5272dc5a79e2523721354d211c4080d68ad8d17e316118

  • memory/2844-17-0x0000000001570000-0x0000000001588000-memory.dmp

    Filesize

    96KB

  • memory/2844-16-0x00007FFCC0EE5000-0x00007FFCC0EE6000-memory.dmp

    Filesize

    4KB

  • memory/2844-18-0x000000001B980000-0x000000001B9A0000-memory.dmp

    Filesize

    128KB

  • memory/2844-19-0x00007FFCC0C30000-0x00007FFCC15D1000-memory.dmp

    Filesize

    9.6MB

  • memory/2844-20-0x00007FFCC0C30000-0x00007FFCC15D1000-memory.dmp

    Filesize

    9.6MB

  • memory/2844-23-0x000000001BCA0000-0x000000001BCC4000-memory.dmp

    Filesize

    144KB

  • memory/2844-49-0x00007FFCC0C30000-0x00007FFCC15D1000-memory.dmp

    Filesize

    9.6MB

  • memory/2844-31-0x000000001C600000-0x000000001CACE000-memory.dmp

    Filesize

    4.8MB

  • memory/2844-32-0x000000001CB70000-0x000000001CC0C000-memory.dmp

    Filesize

    624KB

  • memory/3456-64-0x0000000074541000-0x0000000074542000-memory.dmp

    Filesize

    4KB

  • memory/3456-65-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3456-66-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3456-67-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3456-68-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/4936-2-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/4936-0-0x0000000074541000-0x0000000074542000-memory.dmp

    Filesize

    4KB

  • memory/4936-1-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB

  • memory/4936-63-0x0000000074540000-0x0000000074AF1000-memory.dmp

    Filesize

    5.7MB