Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/05/2024, 01:34

General

  • Target

    7b2c81c1a71faf430620bfc648a1d880_NeikiAnalytics.exe

  • Size

    69KB

  • MD5

    7b2c81c1a71faf430620bfc648a1d880

  • SHA1

    da0e08ed4eb13dc611c3828b66567fd06269f49f

  • SHA256

    c83c95b9ed9b41a6c24a0f49423b6fbc4e156b8ed920097120db1200786ee753

  • SHA512

    97cbb2998c5a1e41b3ecac360024feaffa6c2bfb950b87d3fa16d4f08c450bd34c294f237cdf0d61fb559272d2a99789cf24dba7667214394c2ce6f561accd34

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8Boy:Olg35GTslA5t3/w8Sy

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:612
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3444
        • C:\Users\Admin\AppData\Local\Temp\7b2c81c1a71faf430620bfc648a1d880_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\7b2c81c1a71faf430620bfc648a1d880_NeikiAnalytics.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3828
          • C:\Windows\SysWOW64\efroamur-otoot.exe
            "C:\Windows\system32\efroamur-otoot.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:1480
            • C:\Windows\SysWOW64\efroamur-otoot.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2512

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\acmeapoac.exe

        Filesize

        71KB

        MD5

        1d430038034c1fe4507085864bf0ab41

        SHA1

        2816ce2ff1c631830b2f75a28f9c1c255bf8d008

        SHA256

        cb9d46b8ed1d77ccebc7f249fb1333bf01686b3f75d7a9a3ddf7fa54a13d7609

        SHA512

        ca0bf4890189af459ef5d1ea772f22078c5e60145387414ad12b666fff5025307a928fc089528140cc9f7466b3218a2049c1cba5a6d9b20b778b69a7c3641300

      • C:\Windows\SysWOW64\efroamur-otoot.exe

        Filesize

        69KB

        MD5

        7b2c81c1a71faf430620bfc648a1d880

        SHA1

        da0e08ed4eb13dc611c3828b66567fd06269f49f

        SHA256

        c83c95b9ed9b41a6c24a0f49423b6fbc4e156b8ed920097120db1200786ee753

        SHA512

        97cbb2998c5a1e41b3ecac360024feaffa6c2bfb950b87d3fa16d4f08c450bd34c294f237cdf0d61fb559272d2a99789cf24dba7667214394c2ce6f561accd34

      • C:\Windows\SysWOW64\nlokec-efex.exe

        Filesize

        72KB

        MD5

        6021e6e5380bbd2a8c6940d9346dc6e7

        SHA1

        914046377ed11a83941fb6696e0d442948e3dae7

        SHA256

        b8e41260694a2080b69564d60f841b9dc41bf4897e7d02acdfcce3dbacdeb748

        SHA512

        70ef932aca81c01852b63002705a7ba2adf7e73fd05715128de6fe910c5b8fa4631a71bf2d3db423a56f99355c25aa10be9d875c7dfaba9a78913eba9b6407c3

      • C:\Windows\SysWOW64\oupheanax.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • memory/1480-49-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2512-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3828-4-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB