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Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2023, 08:57

General

  • Target

    NEAS.cbeb89af78888b315b83b61e5c02bdf0_JC.dll

  • Size

    76KB

  • MD5

    cbeb89af78888b315b83b61e5c02bdf0

  • SHA1

    0ac2ac1c810e7e9ef9a97b72a8b68e501ca1ab5c

  • SHA256

    491788b90c5dd2de5da996020eef792aa68fd6a20f085dff5558194760c082fe

  • SHA512

    b6dab2f1a6c99ddacc171f4476e66d48be78aabe7e590c3fa426daff8b0f570ae4ea61945ebc956f01a7e7e98e9a0779533b6ce63d0b2489a80676733f1651c5

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZekO/W62:c8y93KQjy7G55riF1cMo03okOE

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.cbeb89af78888b315b83b61e5c02bdf0_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.cbeb89af78888b315b83b61e5c02bdf0_JC.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3328
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3328 -s 704
        3⤵
        • Program crash
        PID:1656
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3328 -ip 3328
    1⤵
      PID:1164

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/3328-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/3328-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB