Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 11:47

General

  • Target

    490adeebfa89c23a7a7a4b23954fd71de6d5c39e7e441bb54667266e87ff2481.exe

  • Size

    71KB

  • MD5

    65990e4d0f707f8438ea142b0b486874

  • SHA1

    c3544be228c613c164723a67147dc02112968537

  • SHA256

    490adeebfa89c23a7a7a4b23954fd71de6d5c39e7e441bb54667266e87ff2481

  • SHA512

    b20bcf40d82a8337f649084cffa8eeb9ad9e1cd3750563c0adf19aa832a11d1745b7a6828001e5da5b9f317183339c1dbefa13fa0672f84cfb976c87a2e84bf1

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slH:Olg35GTslA5t3/w8O

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:3456
        • C:\Users\Admin\AppData\Local\Temp\490adeebfa89c23a7a7a4b23954fd71de6d5c39e7e441bb54667266e87ff2481.exe
          "C:\Users\Admin\AppData\Local\Temp\490adeebfa89c23a7a7a4b23954fd71de6d5c39e7e441bb54667266e87ff2481.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:460
          • C:\Windows\SysWOW64\erdibim.exe
            "C:\Windows\system32\erdibim.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:4252
            • C:\Windows\SysWOW64\erdibim.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:4448

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\eahfomit.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\erdibim.exe

        Filesize

        71KB

        MD5

        65990e4d0f707f8438ea142b0b486874

        SHA1

        c3544be228c613c164723a67147dc02112968537

        SHA256

        490adeebfa89c23a7a7a4b23954fd71de6d5c39e7e441bb54667266e87ff2481

        SHA512

        b20bcf40d82a8337f649084cffa8eeb9ad9e1cd3750563c0adf19aa832a11d1745b7a6828001e5da5b9f317183339c1dbefa13fa0672f84cfb976c87a2e84bf1

      • C:\Windows\SysWOW64\otmoaxem-eteas.exe

        Filesize

        73KB

        MD5

        5705c1e97be19a89efb69268825be49d

        SHA1

        39f1cb47a03e32f096500a4aacf6d056c2a4dd84

        SHA256

        9d85e8d35f9545655b6101d1cb8315ff46e0b49d343decbe888ec06c868e2a4e

        SHA512

        ddc94044dc1f847421fad1c12ed17c701f28d8d9b25cfed3d7d783fad033e4e823a44964810396f73844cecf271792594f343b63e67fe0d6c3a2aa30ee8ed8ca

      • C:\Windows\SysWOW64\ovloavut-veab.exe

        Filesize

        74KB

        MD5

        4a7993b1fa758d30d734eb781a631643

        SHA1

        13061736c306e87d4d42bebff55e8ee54c5271aa

        SHA256

        ef194be1852100c97940d5f7855b50d07440217d37e150bb2220be23cc1ac4d5

        SHA512

        3123e465f832c41fc758418913cf9ac25e43c2548fa5fe3cb70c21d7373aba4135df376bc95fae4934e3b3865635ddf28373a96efb75cd309b6a9dbd27c2e55b

      • memory/460-5-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4252-49-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4448-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB