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Analysis

  • max time kernel
    251s
  • max time network
    259s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 13:09

General

  • Target

    4eb2d4d8c4ff8b10906502e1453fb7e28a2eb5cc68cc81cc7923d93b8f9793de.exe

  • Size

    76KB

  • MD5

    2dafcf77f17526c90c0985e3ed8a5889

  • SHA1

    29d4eed99d3fc2099930adea21c49ef58c07647b

  • SHA256

    4eb2d4d8c4ff8b10906502e1453fb7e28a2eb5cc68cc81cc7923d93b8f9793de

  • SHA512

    f1f8d162bdceab1356b93bdbac9a164a98380df68565b71988c026899d20d8165c547dec9d08f38cdd609e8e9b3c3ef8922a266062c05daa21c919c38bd74a38

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOCxr:GhfxHNIreQm+Hilxr

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4eb2d4d8c4ff8b10906502e1453fb7e28a2eb5cc68cc81cc7923d93b8f9793de.exe
    "C:\Users\Admin\AppData\Local\Temp\4eb2d4d8c4ff8b10906502e1453fb7e28a2eb5cc68cc81cc7923d93b8f9793de.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    74KB

    MD5

    07a061cbc931805a1df041541f323495

    SHA1

    7ea37cce37549632db328a26e461817f67d7f535

    SHA256

    d5e8e3f9c70832ee3d8fe84f3fb23f2764f37179f76e7d32a6bf727d94dcf360

    SHA512

    3372c4ece90989eaaf9073dd9b38b8841bf1b774a305eb097c7979ff1accdcf1dd7683ddb11a948a894fdbe7b9c610d5c66cdd7f811f7eea69ed04d287b28be8

  • C:\Windows\System\rundll32.exe

    Filesize

    83KB

    MD5

    1180655c3a169e9195fc5c641d78b795

    SHA1

    c7cc32b271868398f72d85ff02a83431f001333c

    SHA256

    b41b611729565d272edb4c7d12fa911f8e5c01a9931d0ed9c668b58e96dd3981

    SHA512

    3494679687ec597d83f35a0256af9833b8749e2c053864b6b48596c3bde6d7418d9c1294ef72617bf513f021e359b3a2550225c690d929f99f3c0569924af620

  • C:\Windows\system\rundll32.exe

    Filesize

    83KB

    MD5

    1180655c3a169e9195fc5c641d78b795

    SHA1

    c7cc32b271868398f72d85ff02a83431f001333c

    SHA256

    b41b611729565d272edb4c7d12fa911f8e5c01a9931d0ed9c668b58e96dd3981

    SHA512

    3494679687ec597d83f35a0256af9833b8749e2c053864b6b48596c3bde6d7418d9c1294ef72617bf513f021e359b3a2550225c690d929f99f3c0569924af620

  • memory/4064-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/5048-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/5048-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB