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Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2024, 01:43

General

  • Target

    bb80b9922be6dbd0d25c94aa20b3512790fe05cdf3420ab1c417af25de088595.exe

  • Size

    73KB

  • MD5

    78a4b1565d184c34ed6c49603ecf2d0f

  • SHA1

    0ad66693dbf5c092cf6e2e0fbd160247054b8368

  • SHA256

    bb80b9922be6dbd0d25c94aa20b3512790fe05cdf3420ab1c417af25de088595

  • SHA512

    5d9afecd1866f731c71b7287cfc053b634dde65d8762e13c14e3b74a01f4430b65456bd9bd3b4760129d135b5b11ff0cb106262cecbcc7db0c52d0e475f382de

  • SSDEEP

    1536:xkXBH6xpNlcyUHN1w5q0bAJCvWIdGHoSIuBSdr51ZuMDYik:2Gzlc5HGBSHgdr1uX

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
  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3476
        • C:\Users\Admin\AppData\Local\Temp\bb80b9922be6dbd0d25c94aa20b3512790fe05cdf3420ab1c417af25de088595.exe
          "C:\Users\Admin\AppData\Local\Temp\bb80b9922be6dbd0d25c94aa20b3512790fe05cdf3420ab1c417af25de088595.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2624
          • C:\Windows\SysWOW64\aphoaxip.exe
            "C:\Windows\SysWOW64\aphoaxip.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2980
            • C:\Windows\SysWOW64\aphoaxip.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:700

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\aphoaxip.exe

        Filesize

        71KB

        MD5

        fbe5d64adbb170d5f247a94022da2035

        SHA1

        cea00ee4224d9c2b388e92ef9389ec0a030973a5

        SHA256

        f6bf7b31ebccfeb56c2fcb37ee48252f83366d58064d0f9b5406becbaf0ab44c

        SHA512

        4599c780546bc8512047993980f6a5a45c500a48f8505236b977b6ba807509454ebf564ec96c977b7ff29acd77c9a8a424d2f3bf4bd4f7832651fac24203a73e

      • C:\Windows\SysWOW64\igkoovip.exe

        Filesize

        74KB

        MD5

        ab191ccb6a799546b2e6c030944282ac

        SHA1

        963789dde7d95b0a3d039d5e411c1382e7be6521

        SHA256

        dbc43c1492418732b81f624389d8baf75d88fcf684ac7c70fd8071a0216f7c84

        SHA512

        4d3fb562f48df5766cb540d043f12e9c4a1050a4860b07152389721d580b6e604511a74a46e35a39a62d5cb5cab4c4d10d5985816320afafb381f53284962621

      • C:\Windows\SysWOW64\ihhoavik-afat.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\oulfoatec.exe

        Filesize

        73KB

        MD5

        4070f9560289cc8ecaa1eb575176e987

        SHA1

        35615f4923ca89bed0a6b3f4241503cdb7dccb92

        SHA256

        8fa3ff3e8fd9e22351f0bad6aa1d3f92975e4414d8835c82c210078e0b937108

        SHA512

        dd7d5f55f54f4ad0cbcd82cc1e69839be086497716f346274f14ee0ffb11af38ad6247171bd8412a7d38b3b1866f64d91be4387b1455d2d9b6377d5bc7665f2b

      • memory/700-48-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2624-3-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2980-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB