Analysis

  • max time kernel
    121s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    13-10-2023 16:37

General

  • Target

    NEAS.NEASNEAS4152cd3aeeebb927e6c14da59f6868d801dc8a30f04f20b25e3e76ed8a7191aeexeexeexe_JC.exe

  • Size

    1.4MB

  • MD5

    fb5052956af295a212cf88f91cc44135

  • SHA1

    577c83e4d4902af1bff1b9a63868da8e1e13233c

  • SHA256

    4152cd3aeeebb927e6c14da59f6868d801dc8a30f04f20b25e3e76ed8a7191ae

  • SHA512

    488f0b539c2eae9e9fdc306449b9e2be2a6926cdcc156279b703168684f602c549dd6bab3fdcf8d69c706c4cc059537a32bf0311e5ddaa0e1a5f952ef89c7a3f

  • SSDEEP

    24576:wyEm0mdTAf+ZFjsO7B4oiQTKsyfovwGfCbnVLJg5pXB/xWyjPiQOxTrpIviBLziI:3E+dTVF4YBnrKxewOCRSyyeJ9dZvdD9E

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 12 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS4152cd3aeeebb927e6c14da59f6868d801dc8a30f04f20b25e3e76ed8a7191aeexeexeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS4152cd3aeeebb927e6c14da59f6868d801dc8a30f04f20b25e3e76ed8a7191aeexeexeexe_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BU7Gr47.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BU7Gr47.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1164
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vv0ar91.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vv0ar91.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2380
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\TB6bx89.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\TB6bx89.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2708
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1880
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
              • Modifies Windows Defender Real-time Protection settings
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2496
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 272
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BU7Gr47.exe

    Filesize

    1.3MB

    MD5

    9951797f7a302176355592707526dd0d

    SHA1

    e9500765cc890552e271a7931c90b4d4f2996fc4

    SHA256

    0a125631fc2e1f6902cd781cb3ad3c98c664661687452af08891734b8c26035a

    SHA512

    d74fc2c2996abfb9092150fe95ef97a9c6737cfe6a42c3515501bc5380a80ef26f31a60fb44f1296beace71595486e74bace485c2bf61f37aee5942022ec19d2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BU7Gr47.exe

    Filesize

    1.3MB

    MD5

    9951797f7a302176355592707526dd0d

    SHA1

    e9500765cc890552e271a7931c90b4d4f2996fc4

    SHA256

    0a125631fc2e1f6902cd781cb3ad3c98c664661687452af08891734b8c26035a

    SHA512

    d74fc2c2996abfb9092150fe95ef97a9c6737cfe6a42c3515501bc5380a80ef26f31a60fb44f1296beace71595486e74bace485c2bf61f37aee5942022ec19d2

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vv0ar91.exe

    Filesize

    896KB

    MD5

    235de4c4e1de4639c4429e32f8c8445b

    SHA1

    aa7ac049abe6231e2658d3f4015f2ee30386c75d

    SHA256

    ba51205027b106ed76192fcc7b3f7dbd6ff8719dad3c36d7a77a8bc1ae53942d

    SHA512

    f7b3d0e04ed5721f51a2a2bf3e33698c0167a4f261a48e02cbffa1ffdd3a544dac9695b146016eb4f1eee608271d8b61e238b2e48a85b93f37fcfe5da6b453dc

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\vv0ar91.exe

    Filesize

    896KB

    MD5

    235de4c4e1de4639c4429e32f8c8445b

    SHA1

    aa7ac049abe6231e2658d3f4015f2ee30386c75d

    SHA256

    ba51205027b106ed76192fcc7b3f7dbd6ff8719dad3c36d7a77a8bc1ae53942d

    SHA512

    f7b3d0e04ed5721f51a2a2bf3e33698c0167a4f261a48e02cbffa1ffdd3a544dac9695b146016eb4f1eee608271d8b61e238b2e48a85b93f37fcfe5da6b453dc

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\TB6bx89.exe

    Filesize

    533KB

    MD5

    ef572a64f3f67a69eb1d04124dc5aecb

    SHA1

    7465e6dbbe82052ad88b4d935f2f8f6b126f7a5c

    SHA256

    d858cf3c2c964bb17b8f6ece0f89a132fcac1ed359ee7a0081432a6e107bc123

    SHA512

    7f5dd78cfebd7b22e43b8ee6a5112333f2f0bc5eb017173a2bc1dafe832a2964cef390e9c6c35e948a2a6294ae079930bee90ff10765f2cb7b6a11fc8d8c5ad5

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\TB6bx89.exe

    Filesize

    533KB

    MD5

    ef572a64f3f67a69eb1d04124dc5aecb

    SHA1

    7465e6dbbe82052ad88b4d935f2f8f6b126f7a5c

    SHA256

    d858cf3c2c964bb17b8f6ece0f89a132fcac1ed359ee7a0081432a6e107bc123

    SHA512

    7f5dd78cfebd7b22e43b8ee6a5112333f2f0bc5eb017173a2bc1dafe832a2964cef390e9c6c35e948a2a6294ae079930bee90ff10765f2cb7b6a11fc8d8c5ad5

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\BU7Gr47.exe

    Filesize

    1.3MB

    MD5

    9951797f7a302176355592707526dd0d

    SHA1

    e9500765cc890552e271a7931c90b4d4f2996fc4

    SHA256

    0a125631fc2e1f6902cd781cb3ad3c98c664661687452af08891734b8c26035a

    SHA512

    d74fc2c2996abfb9092150fe95ef97a9c6737cfe6a42c3515501bc5380a80ef26f31a60fb44f1296beace71595486e74bace485c2bf61f37aee5942022ec19d2

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\BU7Gr47.exe

    Filesize

    1.3MB

    MD5

    9951797f7a302176355592707526dd0d

    SHA1

    e9500765cc890552e271a7931c90b4d4f2996fc4

    SHA256

    0a125631fc2e1f6902cd781cb3ad3c98c664661687452af08891734b8c26035a

    SHA512

    d74fc2c2996abfb9092150fe95ef97a9c6737cfe6a42c3515501bc5380a80ef26f31a60fb44f1296beace71595486e74bace485c2bf61f37aee5942022ec19d2

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\vv0ar91.exe

    Filesize

    896KB

    MD5

    235de4c4e1de4639c4429e32f8c8445b

    SHA1

    aa7ac049abe6231e2658d3f4015f2ee30386c75d

    SHA256

    ba51205027b106ed76192fcc7b3f7dbd6ff8719dad3c36d7a77a8bc1ae53942d

    SHA512

    f7b3d0e04ed5721f51a2a2bf3e33698c0167a4f261a48e02cbffa1ffdd3a544dac9695b146016eb4f1eee608271d8b61e238b2e48a85b93f37fcfe5da6b453dc

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\vv0ar91.exe

    Filesize

    896KB

    MD5

    235de4c4e1de4639c4429e32f8c8445b

    SHA1

    aa7ac049abe6231e2658d3f4015f2ee30386c75d

    SHA256

    ba51205027b106ed76192fcc7b3f7dbd6ff8719dad3c36d7a77a8bc1ae53942d

    SHA512

    f7b3d0e04ed5721f51a2a2bf3e33698c0167a4f261a48e02cbffa1ffdd3a544dac9695b146016eb4f1eee608271d8b61e238b2e48a85b93f37fcfe5da6b453dc

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\TB6bx89.exe

    Filesize

    533KB

    MD5

    ef572a64f3f67a69eb1d04124dc5aecb

    SHA1

    7465e6dbbe82052ad88b4d935f2f8f6b126f7a5c

    SHA256

    d858cf3c2c964bb17b8f6ece0f89a132fcac1ed359ee7a0081432a6e107bc123

    SHA512

    7f5dd78cfebd7b22e43b8ee6a5112333f2f0bc5eb017173a2bc1dafe832a2964cef390e9c6c35e948a2a6294ae079930bee90ff10765f2cb7b6a11fc8d8c5ad5

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\TB6bx89.exe

    Filesize

    533KB

    MD5

    ef572a64f3f67a69eb1d04124dc5aecb

    SHA1

    7465e6dbbe82052ad88b4d935f2f8f6b126f7a5c

    SHA256

    d858cf3c2c964bb17b8f6ece0f89a132fcac1ed359ee7a0081432a6e107bc123

    SHA512

    7f5dd78cfebd7b22e43b8ee6a5112333f2f0bc5eb017173a2bc1dafe832a2964cef390e9c6c35e948a2a6294ae079930bee90ff10765f2cb7b6a11fc8d8c5ad5

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1Xl15TQ2.exe

    Filesize

    232KB

    MD5

    3ff825411b1fe07e712a5dcae34f80eb

    SHA1

    e3e4358cabfa74d6e36e26754b01ed78434a6877

    SHA256

    69bba958a5dcd8650921b25d978c4847819eb83adc143ba2bd396811d7d73739

    SHA512

    325c098b5a0a0ffee16a6074616126f9f4c7930b74507d38c63a294f659ab26fe1674af85a8ff495bd268aa821cc9d85f80f11ab1e7f828015920220e456ab81

  • memory/2496-42-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2496-45-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2496-49-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2496-47-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2496-44-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2496-43-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2496-41-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2496-40-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB