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Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 21:51

General

  • Target

    60734e126aedab323bacdea72201de5c702cb94442e8fde4ebe13b72a56b6252.exe

  • Size

    70KB

  • MD5

    0e29525e5cdd78eae51d30b43a969c9a

  • SHA1

    dcd71cfe96b6fcff5e5adac53ad92c89edd429ee

  • SHA256

    60734e126aedab323bacdea72201de5c702cb94442e8fde4ebe13b72a56b6252

  • SHA512

    1bbd9022230b51dad62ecfb2c4c6dfdee31c54fe57a79e714af1ce67aeeeb46be3611588477f9c1b1f3b5d6d8fec0194c995c9d2ceb73839b9fcbeac602b8193

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8Q:Olg35GTslA5t3/w8Q

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:436
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1224
        • C:\Users\Admin\AppData\Local\Temp\60734e126aedab323bacdea72201de5c702cb94442e8fde4ebe13b72a56b6252.exe
          "C:\Users\Admin\AppData\Local\Temp\60734e126aedab323bacdea72201de5c702cb94442e8fde4ebe13b72a56b6252.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2224
          • C:\Windows\SysWOW64\ouvconoop-ceab.exe
            "C:\Windows\system32\ouvconoop-ceab.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2836
            • C:\Windows\SysWOW64\ouvconoop-ceab.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2336

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\acgukoos-edum.exe

        Filesize

        72KB

        MD5

        760701bebf3c7a4a2d4c4517f17ab0b4

        SHA1

        90fc6cc7991aeb936afa1eff3c7e597f405d44b6

        SHA256

        7ba4c31f5570ad5c3cd728e31a6c1593e6c9453ff37c9dae70dbd499278294d5

        SHA512

        6407149cf83cbf0af725470b67a3a5f757a16e135c48565c125a779fef2f0d1e4271de15f9bcbe20bee3b45020debae3bf3b85e4d8cc72e519965cf22efc66dd

      • C:\Windows\SysWOW64\ocxoavoof-eabur.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\uhpeamun.exe

        Filesize

        73KB

        MD5

        64d45c3f872ef35c7b4627c970cba741

        SHA1

        78169752d607952883138c708f8c11c4fb470cd0

        SHA256

        01486e53694fe0d245f6b1236b310f00320f5df3a92f3717ee94d6cc8e9e54cb

        SHA512

        f4b3f3c4a54f4e15ff4bf9652c7e806503231f064d056bfe9d2da8a7ab893937cbcabd08a73c8b0beb792ae083889d843e40c77fcf268a88f39f0c026a7a766c

      • \Windows\SysWOW64\ouvconoop-ceab.exe

        Filesize

        70KB

        MD5

        0e29525e5cdd78eae51d30b43a969c9a

        SHA1

        dcd71cfe96b6fcff5e5adac53ad92c89edd429ee

        SHA256

        60734e126aedab323bacdea72201de5c702cb94442e8fde4ebe13b72a56b6252

        SHA512

        1bbd9022230b51dad62ecfb2c4c6dfdee31c54fe57a79e714af1ce67aeeeb46be3611588477f9c1b1f3b5d6d8fec0194c995c9d2ceb73839b9fcbeac602b8193

      • memory/2224-10-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2336-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2836-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB