Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-06-2024 23:07

General

  • Target

    776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674.exe

  • Size

    73KB

  • MD5

    6452d7b2ec6521d465639bf633f46356

  • SHA1

    39e69c7b918c51016237c317a6d93e88b6ac8b58

  • SHA256

    776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674

  • SHA512

    e0ced957003afa0c56705158ae9bb99c7961422b7083a2320613ae226a7b9cb4bc74e756d19bb239016532e89b6f6bfd987e6f49b2284ab8c0e061f97598c532

  • SSDEEP

    1536:xKuohaiYr8JIjolZFH1wt/+PMq8tEn4W/QUq2r6Tp:boBYr8jlhyk4nGq2rkp

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:3436
        • C:\Users\Admin\AppData\Local\Temp\776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674.exe
          "C:\Users\Admin\AppData\Local\Temp\776f457b08602595146d9aa48d6f7a53e21d5883716a23821c395e031891c674.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2132
          • C:\Windows\SysWOW64\itdacun-adeas.exe
            "C:\Windows\SysWOW64\itdacun-adeas.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:4116
            • C:\Windows\SysWOW64\itdacun-adeas.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2944

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\agsitax-ecooc.exe

        Filesize

        74KB

        MD5

        98efea107467a5347376e40a95b33ed8

        SHA1

        fa06b7cf15392018241bb3544f36ffe923b0dcad

        SHA256

        bc0a8f03d0a9c4fd1996a604850f0cf67dcf2a62cc33821a69f211b9d7912203

        SHA512

        315dbb07189d62f00f9abf49631dfa04441af1998bc9f2b9fa95c30bd228c9cd865cfa3b92db7753fcdc9d2d85658fe5e7831e011d226c0e87401e6f53f9d386

      • C:\Windows\SysWOW64\ecgehoop.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\etfenit.exe

        Filesize

        73KB

        MD5

        cf68084cdf89ec1269e9039f725d212e

        SHA1

        d2f09f9fd175107d8b79720533de4e416ef2cf2d

        SHA256

        e01381192c15a186b3bff4148d268fc290313385005535e3f72e96a7acc8be33

        SHA512

        cd3e578c2a49f58ee38ed66d4b7cf1977c8d67e8b7d9c90c3f756cae18f43f050aa090ef962ad7d1999f332a317d2bc3311dc24e910ffbd05d82c6d5df8a4f16

      • C:\Windows\SysWOW64\itdacun-adeas.exe

        Filesize

        71KB

        MD5

        bff626ff79e80a9e275bef1c738fd567

        SHA1

        b6b8d99fd2688fce6ebc642776b504f07a2d55dc

        SHA256

        b05a573d794f10c5e1c9a58f6880f060272bd3ddce2f2264be2f6a04da978e72

        SHA512

        7fa4358a2eb33699c60b60a1826446f3dc3af63a992d2b70a6d2d12e00c02d8f929e2471050f34eee9460d03e4a83e42274b349a1f82cd0ce1e7588a8506731d

      • memory/2132-3-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2944-48-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4116-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4116-76-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB