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Analysis

  • max time kernel
    149s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 00:55

General

  • Target

    9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a.exe

  • Size

    71KB

  • MD5

    4d9e22e55e4c9412af8ab28a737c6a88

  • SHA1

    0141402502725f81055aad631a674b3de4f2d658

  • SHA256

    9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a

  • SHA512

    d2a5526890d3dfdb44e06d35e5db4b38dca737c1bab4c54fd9dbf5257d442f24ce417f2d1386d22ffbdbe72a829dc823f0360d7a81a085552f61a3cc8b86d0d7

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slK:Olg35GTslA5t3/w8x

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 2 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:3488
        • C:\Users\Admin\AppData\Local\Temp\9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a.exe
          "C:\Users\Admin\AppData\Local\Temp\9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5096
          • C:\Windows\SysWOW64\uxheagek.exe
            "C:\Windows\system32\uxheagek.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:3088
            • C:\Windows\SysWOW64\uxheagek.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:4132

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\argitig-odoas.exe

        Filesize

        74KB

        MD5

        2cb4ede50eef1b6768b46c4708e37d98

        SHA1

        dca76ae8b832f19293cee4e4e185a42884f01e16

        SHA256

        8fc74ec5a9f417368d6b2e1f91b6f7775797b66bb84b0e9ab97b5c2e4fd12bd6

        SHA512

        ec63b60a82874b497749c3953e8a9dd9ee4f8d82b7249fa480b481c4f9c2f1952adf210e634c59e5ebf8cb84f09fb9a782e8d53346a8f46a76a60f3a65bf570d

      • C:\Windows\SysWOW64\igbanuv.exe

        Filesize

        73KB

        MD5

        0c678605163003a4d5a49540a5a9a7ae

        SHA1

        3c4b7b76bb8925e9f6a76b1f1c2efbdc08e851cb

        SHA256

        06fce6dfeada02db5681290994585906b765b90dda7ce560f66f103c995f7b3e

        SHA512

        8cfc992642e1cec5c44489798a1d30486d13cb79e1157783d4b921d4e45c8328191a4dd99b98a08fb47869ec945955aa9369cfaa817c23aa993d0da29b3ed4ff

      • C:\Windows\SysWOW64\ohceakop-etat.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\uxheagek.exe

        Filesize

        71KB

        MD5

        4d9e22e55e4c9412af8ab28a737c6a88

        SHA1

        0141402502725f81055aad631a674b3de4f2d658

        SHA256

        9b1b1f503777222abf9599f64c6af0277108eaad3a186d7ac397e745c9f1424a

        SHA512

        d2a5526890d3dfdb44e06d35e5db4b38dca737c1bab4c54fd9dbf5257d442f24ce417f2d1386d22ffbdbe72a829dc823f0360d7a81a085552f61a3cc8b86d0d7

      • memory/3088-49-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4132-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5096-5-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB