Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 01:32

General

  • Target

    1d564ae000b7f3fc215d621a81e45f50_NeikiAnalytics.exe

  • Size

    91KB

  • MD5

    1d564ae000b7f3fc215d621a81e45f50

  • SHA1

    300661dd7833fabb370d30fad99503cc9d8046ca

  • SHA256

    8302ebabe86b30ccb42437bde5d8d33deb8b4dc267d3fdc99cd1ec6c998c917c

  • SHA512

    5174672bbd2e4ffe86e14cda2e5638452a119978350c51bf2568ad2fa96299205e145ff3116e2ee393a64c1226623894027ec394a75722f8fe78f8340adc8dba

  • SSDEEP

    1536:zAwEmBZ04faWmtN4nic+6GEAwEmBZ04faWmtN4nic+6GW:zGms4Eton0EGms4Eton0W

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • Disables use of System Restore points 1 TTPs
  • Executes dropped EXE 7 IoCs
  • Modifies system executable filetype association 2 TTPs 13 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Drops file in System32 directory 6 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies Control Panel 4 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • System policy modification 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d564ae000b7f3fc215d621a81e45f50_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\1d564ae000b7f3fc215d621a81e45f50_NeikiAnalytics.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Disables RegEdit via registry modification
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2408
    • C:\Windows\xk.exe
      C:\Windows\xk.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3844
    • C:\Windows\SysWOW64\IExplorer.exe
      C:\Windows\system32\IExplorer.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4820
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1080
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4532
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2728
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1840
    • C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE
      "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE

    Filesize

    91KB

    MD5

    b327c5bd879d03682acd34ae577bb0cb

    SHA1

    62d6a5fda74e910a2bd289d4a80ba0fcede71917

    SHA256

    f65bf8e208f70b6fe93187fa89649e71cdbb753057859f6e941872228f7ff31e

    SHA512

    31555b28d4b93a1e04cfd4a679403ccd159a758f79139006787225f65f2d492c8476a2f6ed997d09b321dbb13ac02178baa7c326f66b373844ef6caee2aaed7b

  • C:\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE

    Filesize

    91KB

    MD5

    a09cf890c5b353866d683bdcbed8b592

    SHA1

    2033f7f8f6111e7b4fa60e93773afeec955bab2d

    SHA256

    1d161c62f22dd87c9476fc7122897c1ec074f18454b29ac22e17b12ee4c6954c

    SHA512

    9644c3d714afabb699dc27966dbdb0c733b5074b821ab7cbc08fcada725c80dbc1197a00ec4c77e4feccab396ec713abda8270db32d5d2f9ef64db69c86dc94d

  • C:\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE

    Filesize

    91KB

    MD5

    f89bb14a9b5397752ad6154c126343c6

    SHA1

    6a6032a0fe2f537abacc2f2d11b786c65df9fa95

    SHA256

    567dca36f8af5bd437fc55c44ca6b693214fef43eb0bffa25e8d1cf70c3c70c7

    SHA512

    79b49851260aa2251ef8fe6db58e50297485704efcab42c1676dae7b2698909e73a5248e0bd6d39b9873ad5834a254fe65c94a55744b7f036d087e980a5006a3

  • C:\Users\Admin\AppData\Local\winlogon.exe

    Filesize

    91KB

    MD5

    1d564ae000b7f3fc215d621a81e45f50

    SHA1

    300661dd7833fabb370d30fad99503cc9d8046ca

    SHA256

    8302ebabe86b30ccb42437bde5d8d33deb8b4dc267d3fdc99cd1ec6c998c917c

    SHA512

    5174672bbd2e4ffe86e14cda2e5638452a119978350c51bf2568ad2fa96299205e145ff3116e2ee393a64c1226623894027ec394a75722f8fe78f8340adc8dba

  • C:\Windows\SysWOW64\IExplorer.exe

    Filesize

    91KB

    MD5

    e95f55fe035b7449b45830d605727af8

    SHA1

    cf90cf9c9965d4a8e2e7c9c35b761b6536fd971b

    SHA256

    072a19caa386bfc19089c803acdb00801ba83a629341e8227765495b980ac91a

    SHA512

    671dc115af0594750ed9ee68a8ab896188f1b3eea8778b9d3a55d28baacd3cd337c2b5c38d8d76f9ef7c219d22a60826f0b210ecf61347d13c428661d55023a9

  • C:\Windows\xk.exe

    Filesize

    91KB

    MD5

    04f1f6e25da4c2b8ca5c0a59c366f290

    SHA1

    c2ee68f1789470f73975e539877fe4c77c79a071

    SHA256

    90997c2808bc004c7341845501874d94e9388f7a583ca39939c03b2f415b3d39

    SHA512

    1cd6c6a2c402b5300bb867658a7a26ab328086a1924fa3fc444aa941a4ee00590f7a120eb1adc4153820dc6dff2079c4016d01d90e0fd7e8c530ebf92c1ef1d7

  • memory/1080-124-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1840-144-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2056-151-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2408-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2408-153-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2728-137-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3844-111-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/4532-131-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/4820-118-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/4820-115-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB