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Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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
  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:424
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1408
        • C:\Users\Admin\AppData\Local\Temp\bb80b9922be6dbd0d25c94aa20b3512790fe05cdf3420ab1c417af25de088595.exe
          "C:\Users\Admin\AppData\Local\Temp\bb80b9922be6dbd0d25c94aa20b3512790fe05cdf3420ab1c417af25de088595.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2232
          • 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
            • 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:1208
            • C:\Windows\SysWOW64\aphoaxip.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2688

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\igkoovip.exe

        Filesize

        74KB

        MD5

        27d1d4c2ee8bff08758c65840e544b49

        SHA1

        a95dcaa5d278c30e02cecb4c8040179c23d8bea3

        SHA256

        91718de0e74fa8a29d19f39e29cfc985855073f9cc014e5e77e37245c27206c7

        SHA512

        b8f9f460025abcfb2064eb3bdd692ec2e70965c7328e47bc8cdc09025bc85bcde423a10f2869008adfc3c8abe827d57bb4751bdbf8b1f92e10021cfda7d17b21

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

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\oulfoatec.exe

        Filesize

        73KB

        MD5

        4d0c93f9c7ba4887e0b7576acabb186c

        SHA1

        5713d36c4beb537735dda2cb64a0476d616becff

        SHA256

        15c1058b429f52f318e9a42c8057e5dcb4a2be9206d180ea44c2ad022f8f1c1e

        SHA512

        9997715fc062fa700d5e814c212e93aaffd7fbc57b6f3407394da55080f80df47731d8002c37e486efb11ff034068b6b2f035a7edac42ac97febe032a48042d0

      • \Windows\SysWOW64\aphoaxip.exe

        Filesize

        71KB

        MD5

        fbe5d64adbb170d5f247a94022da2035

        SHA1

        cea00ee4224d9c2b388e92ef9389ec0a030973a5

        SHA256

        f6bf7b31ebccfeb56c2fcb37ee48252f83366d58064d0f9b5406becbaf0ab44c

        SHA512

        4599c780546bc8512047993980f6a5a45c500a48f8505236b977b6ba807509454ebf564ec96c977b7ff29acd77c9a8a424d2f3bf4bd4f7832651fac24203a73e

      • memory/1208-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2232-7-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2688-51-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB