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Analysis

  • max time kernel
    130s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 12:26

General

  • Target

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c.exe

  • Size

    220KB

  • MD5

    901a8d336b88c0917c995b07ce1c433d

  • SHA1

    99aab204407cd7f515df8f961a7268cff74cd5f6

  • SHA256

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c

  • SHA512

    3d4c8457cda746eabdb0910713119aa50ea47a98c18591e9bc3d38972ae6f8af3a9df84d15fdce52e35e0a766f19b168eeab473b86eefaeb701dc3a21263c69d

  • SSDEEP

    3072:WZ9D0m1KKwITtrgQ5F05+N1WuZeCnfD1IMOLUTEEQDMRLp39/BiVeJio9S:WZJMRQPYa1WyeSfa1kfQCpt/4VeT

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c.exe
    "C:\Users\Admin\AppData\Local\Temp\d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Users\Admin\AppData\Local\Temp\d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c.exe
      "C:\Users\Admin\AppData\Local\Temp\d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1124
      • C:\Users\Admin\AppData\Roaming\Rpeyep.exe
        "C:\Users\Admin\AppData\Roaming\Rpeyep.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1276
        • C:\Users\Admin\AppData\Roaming\Rpeyep.exe
          "C:\Users\Admin\AppData\Roaming\Rpeyep.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:636
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:560
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
              6⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:1672
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1672 CREDAT:275457 /prefetch:2
                7⤵
                • Modifies Internet Explorer settings
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:844

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\67IZBZZU.txt

    Filesize

    603B

    MD5

    e7049a4ae82ca355f3857a9ce1c22993

    SHA1

    f727d91e407af50cab71253a18d7429357c4acf3

    SHA256

    7e46ff740e47a06cfe3aa1fb72cc9bab6e24116f87c858528d163ad08d9b9f29

    SHA512

    6b583122d6b0679f87955b312dc4d1a86edaca5e5bf62508526aaf5fd40f67d159635eb1ab1e7190ec0df264f0f042cb678fc74742eadd13ad322fe91fed8914

  • C:\Users\Admin\AppData\Roaming\Rpeyep.exe

    Filesize

    220KB

    MD5

    901a8d336b88c0917c995b07ce1c433d

    SHA1

    99aab204407cd7f515df8f961a7268cff74cd5f6

    SHA256

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c

    SHA512

    3d4c8457cda746eabdb0910713119aa50ea47a98c18591e9bc3d38972ae6f8af3a9df84d15fdce52e35e0a766f19b168eeab473b86eefaeb701dc3a21263c69d

  • C:\Users\Admin\AppData\Roaming\Rpeyep.exe

    Filesize

    220KB

    MD5

    901a8d336b88c0917c995b07ce1c433d

    SHA1

    99aab204407cd7f515df8f961a7268cff74cd5f6

    SHA256

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c

    SHA512

    3d4c8457cda746eabdb0910713119aa50ea47a98c18591e9bc3d38972ae6f8af3a9df84d15fdce52e35e0a766f19b168eeab473b86eefaeb701dc3a21263c69d

  • C:\Users\Admin\AppData\Roaming\Rpeyep.exe

    Filesize

    220KB

    MD5

    901a8d336b88c0917c995b07ce1c433d

    SHA1

    99aab204407cd7f515df8f961a7268cff74cd5f6

    SHA256

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c

    SHA512

    3d4c8457cda746eabdb0910713119aa50ea47a98c18591e9bc3d38972ae6f8af3a9df84d15fdce52e35e0a766f19b168eeab473b86eefaeb701dc3a21263c69d

  • \Users\Admin\AppData\Roaming\Rpeyep.exe

    Filesize

    220KB

    MD5

    901a8d336b88c0917c995b07ce1c433d

    SHA1

    99aab204407cd7f515df8f961a7268cff74cd5f6

    SHA256

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c

    SHA512

    3d4c8457cda746eabdb0910713119aa50ea47a98c18591e9bc3d38972ae6f8af3a9df84d15fdce52e35e0a766f19b168eeab473b86eefaeb701dc3a21263c69d

  • \Users\Admin\AppData\Roaming\Rpeyep.exe

    Filesize

    220KB

    MD5

    901a8d336b88c0917c995b07ce1c433d

    SHA1

    99aab204407cd7f515df8f961a7268cff74cd5f6

    SHA256

    d3757c4108d9f782914533859f777c2e2967c5bd95ef0ec364251a3e20b9be4c

    SHA512

    3d4c8457cda746eabdb0910713119aa50ea47a98c18591e9bc3d38972ae6f8af3a9df84d15fdce52e35e0a766f19b168eeab473b86eefaeb701dc3a21263c69d

  • memory/636-94-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/636-93-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-61-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-68-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-55-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-67-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

    Filesize

    8KB

  • memory/1124-74-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-57-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-59-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-54-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-63-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1124-69-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1276-89-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/1276-75-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/1468-66-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB