Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    09/05/2024, 06:37

General

  • Target

    f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe

  • Size

    72KB

  • MD5

    08ef98334cdf1d9a465a564da9922c17

  • SHA1

    6783bb9e679637a906e96e4fd094550d5e3a3543

  • SHA256

    f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897

  • SHA512

    9a407be971cbb25c2ed533df954e7bf77111909e2fa3bc79a3cd26adbe6f27ad6e25c24c72291eed27af0da3faf818788379d753ff31554e1da6c717966f2849

  • SSDEEP

    1536:xUnHNbMNaFo7LlSChua7GfKezrsP7LGjA:8bMcFo330kJezKLG8

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:432
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1200
        • C:\Users\Admin\AppData\Local\Temp\f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
          "C:\Users\Admin\AppData\Local\Temp\f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2420
          • C:\Windows\SysWOW64\alnoanax.exe
            "C:\Windows\SysWOW64\alnoanax.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:2424
            • C:\Windows\SysWOW64\alnoanax.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2284

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\exlexut-tor.exe

        Filesize

        73KB

        MD5

        a2544a96d9ad77e174b2da1ac4a4434e

        SHA1

        2cb2c0f6a2aca132a86519badf0256627afddf62

        SHA256

        72c7c485395c7e3448772e474a4a35be3e95ec181c9e87a8cab39fcaa006075f

        SHA512

        6e580402d2b41ecf4be5c500e00dcb018b0b655091bb2ca6042db3f68247b41677564422f66ec6fed73a1ed22495b0aabae1b085e63cde7d907a24d685c91817

      • C:\Windows\SysWOW64\imsevoon-cid.exe

        Filesize

        72KB

        MD5

        db8c9afd1bfc450913d8b167e695fe08

        SHA1

        f2d2f928af6b4ab01501b3b1d10b6aa604c56e67

        SHA256

        4d00a7242484c2bed0229d2c4375004937d240bb7cbea64d4cb87a5e0a775dc7

        SHA512

        fce4c7ff46fd002bf5f2426eb520b70100a28f89d93a8c8c0a22005bc9d99c965890021c0d6a00883fc713d08719a205458610d1ff92740a4dbfcfc25ce8366c

      • C:\Windows\SysWOW64\ofdupot-oufooc.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • \Windows\SysWOW64\alnoanax.exe

        Filesize

        70KB

        MD5

        eeb6716368cb2d60b4711daf5246c7ef

        SHA1

        c6a7eb7773bd64409b31fcc74cb4d78c03924651

        SHA256

        876258c05e94d4cf634558370a8e9ded4b1ddad05335a4d94a39107b01a0b3a9

        SHA512

        f267d96dfc983622631e9d519f18913e96db38a5b2aa251d31d138968172ec62fd1db4effc881a705b5181415c73d63a2a631e6187c4b787d13e629598401484

      • memory/2284-54-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2420-7-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2424-53-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB