Analysis

  • max time kernel
    145s
  • max time network
    171s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/11/2022, 13:56

General

  • Target

    8f2b09ed60c03a1cab3b05f518dd190bce2480a5c9026ff4e085cd8fe2acc7ec.exe

  • Size

    743KB

  • MD5

    a8a7ea867d8b3c4ffed8a86a9b0fa42c

  • SHA1

    4124426cf2b083435843ece1573af129cd70bf48

  • SHA256

    8f2b09ed60c03a1cab3b05f518dd190bce2480a5c9026ff4e085cd8fe2acc7ec

  • SHA512

    c111393c65ed741010264e61b56d80f6cfde45bce19ceefe79a33e3f4e1055093a96cd7d25454f9a25abd3a353b553d7565c218410565292110fed17d53c7591

  • SSDEEP

    12288:kRyTSktU4g/n/t0EW5A0zyYvJwQ5oAlK+GE4vebIk6bQQ52LgRg08y5HpnPzvT:IStU4gf2EW5A2DJr/kS4vGIk6v3Hb7

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f2b09ed60c03a1cab3b05f518dd190bce2480a5c9026ff4e085cd8fe2acc7ec.exe
    "C:\Users\Admin\AppData\Local\Temp\8f2b09ed60c03a1cab3b05f518dd190bce2480a5c9026ff4e085cd8fe2acc7ec.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\uninstal.bat
      2⤵
        PID:412
    • C:\Windows\Hacker.com.cn.exe
      C:\Windows\Hacker.com.cn.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:552
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        2⤵
          PID:840

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            • C:\Windows\Hacker.com.cn.exe

              Filesize

              743KB

              MD5

              a8a7ea867d8b3c4ffed8a86a9b0fa42c

              SHA1

              4124426cf2b083435843ece1573af129cd70bf48

              SHA256

              8f2b09ed60c03a1cab3b05f518dd190bce2480a5c9026ff4e085cd8fe2acc7ec

              SHA512

              c111393c65ed741010264e61b56d80f6cfde45bce19ceefe79a33e3f4e1055093a96cd7d25454f9a25abd3a353b553d7565c218410565292110fed17d53c7591

            • C:\Windows\Hacker.com.cn.exe

              Filesize

              743KB

              MD5

              a8a7ea867d8b3c4ffed8a86a9b0fa42c

              SHA1

              4124426cf2b083435843ece1573af129cd70bf48

              SHA256

              8f2b09ed60c03a1cab3b05f518dd190bce2480a5c9026ff4e085cd8fe2acc7ec

              SHA512

              c111393c65ed741010264e61b56d80f6cfde45bce19ceefe79a33e3f4e1055093a96cd7d25454f9a25abd3a353b553d7565c218410565292110fed17d53c7591

            • C:\Windows\uninstal.bat

              Filesize

              254B

              MD5

              8658f28481a0e663c7ee6a57fd31d615

              SHA1

              93b2ccca13e89850b690acedc6dd77a39c8eb913

              SHA256

              41ef9a78e2624cfa493485631413eb2080542e9a2c77950868a3c41003d0ec75

              SHA512

              9845395d193dc164a0d2fc23227c5e2aa8c6b5d1a18c58bdf1467d374d415b20f95b99200b5c7ca7c229800ec9236275727ad736bf9cb5feccc49b9a8362bde0