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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/05/2024, 19:29

General

  • Target

    22d3f8a803dda70c24a5a97a5186409c129d5dbc6433080d9d15aa011230e7d0.exe

  • Size

    72KB

  • MD5

    8ee9f65e8263d9ac1fba34ce1a6bf461

  • SHA1

    3850e8eb4f6f9820efe048dc3cc0ea8d13e4344d

  • SHA256

    22d3f8a803dda70c24a5a97a5186409c129d5dbc6433080d9d15aa011230e7d0

  • SHA512

    89150486935d2e068be4dc61096ff4cfc1e6e5fe73e5987c239d3a59b21a13e37753355f6daaba75843e293caded6523211b44aed034e6e95db2071f089a86e2

  • SSDEEP

    1536:xPhWNc6tJBsHnsim25qCp7nwHyxTQrQRLIT8:xKR4sf25qCp7wHyxEcl

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:620
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3356
        • C:\Users\Admin\AppData\Local\Temp\22d3f8a803dda70c24a5a97a5186409c129d5dbc6433080d9d15aa011230e7d0.exe
          "C:\Users\Admin\AppData\Local\Temp\22d3f8a803dda70c24a5a97a5186409c129d5dbc6433080d9d15aa011230e7d0.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:4776
          • C:\Windows\SysWOW64\ixtoxom-idor.exe
            "C:\Windows\SysWOW64\ixtoxom-idor.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:916
            • C:\Windows\SysWOW64\ixtoxom-idor.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:4976

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\adxucoor.exe

        Filesize

        72KB

        MD5

        e57e48fe180d5baf108419febafb38b8

        SHA1

        db97ccf2f90d254036277e034413b22913c9ba6d

        SHA256

        22ff7f0f60ea8cb3325b8c9dc94f170ab3655d87e9df979ac0edb677d177f328

        SHA512

        0a59dee1aea1ea7889f5afb736b25699d2bb00dd3f3d096f518653bff8cc90027fe5fc044937676a95ced08989182972e14fcde265dc8e2ca2e5785c998a38b7

      • C:\Windows\SysWOW64\assudod-ocoas.exe

        Filesize

        73KB

        MD5

        43e1429c209356ae5ab13ec85b0c8edc

        SHA1

        d0bfa9f1c0f07bdea2e96055cd96475edf445bb4

        SHA256

        131a4030cee055d5cd4faa7550ff56df63a1614969f97a847e8683bfa115ed47

        SHA512

        089345f664b8eb97f56a51dc61f2b88d4c4cf6782ac0a00e66042cac45038249525bac7fe111f1cb1f23f882c33c3c723d823b4a33053511889fcfa81ac11425

      • C:\Windows\SysWOW64\ixtoxom-idor.exe

        Filesize

        70KB

        MD5

        2f5a1298f2df6abff260faf544c9162e

        SHA1

        ff362a55e4b5c02a15613bfe0e23740a42c050cf

        SHA256

        7d327c4508f5f632a40d887d5b60d6a61f6225059ab094cf8eeb37efa2b33d7d

        SHA512

        48d735e41c9c9c7c4930830004dea44f7f1ea1cc00968dc5775ab8a6f3b215635b48e62efa632ba8ecf1d88771ff63930d32f7040c7e3e1ae8d69c4015506892

      • C:\Windows\SysWOW64\oubnokooc.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • memory/916-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4776-3-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/4976-48-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB