Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-05-2024 00:18

General

  • Target

    8e115fc34cf97c1d4862b9247647bc801ba3e3d55664e55c81360b2c30596f72.exe

  • Size

    71KB

  • MD5

    783bbf60001fbd3baa394d78798dd324

  • SHA1

    736d0462e0481ea5bcbf35d98ad7a1e1f7a34ac0

  • SHA256

    8e115fc34cf97c1d4862b9247647bc801ba3e3d55664e55c81360b2c30596f72

  • SHA512

    1516990811530cab97041ad5251a4f446d5e9122ee7500eb71468f1e66e3305622926d0cd9c40342214e3769fb5fda7b0aa3f995824990d63ca34b4b395ae6bd

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slV:Olg35GTslA5t3/w8U

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 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:436
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1152
        • C:\Users\Admin\AppData\Local\Temp\8e115fc34cf97c1d4862b9247647bc801ba3e3d55664e55c81360b2c30596f72.exe
          "C:\Users\Admin\AppData\Local\Temp\8e115fc34cf97c1d4862b9247647bc801ba3e3d55664e55c81360b2c30596f72.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2100
          • C:\Windows\SysWOW64\oufcahag-eahoot.exe
            "C:\Windows\system32\oufcahag-eahoot.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:2720
            • C:\Windows\SysWOW64\oufcahag-eahoot.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2600

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\SysWOW64\eavkofid-eareas.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\oxcunab-ubor.exe

        Filesize

        73KB

        MD5

        4107093c3d32609274b0d923c39b8100

        SHA1

        c7060580656e5f15b23e66ef41072517fdcc6a78

        SHA256

        41076d7ab3e6f4c44726d30a18b825b99647a8a14f3ec9ee89a1c9c96318dc4b

        SHA512

        d8e6d07bdbae7e9efb2a5ca0fc7cb50e4860ef43b344f11ec461fd8eaea3493e4f0ce032049099d3ef609a229ce5f6496a17bc00e9f4774aaa1000746966343d

      • C:\Windows\SysWOW64\rgoapeav.exe

        Filesize

        74KB

        MD5

        3332fdd11f1cd0b5a62489d9914c5881

        SHA1

        9d1cdaa002356d76638bb44bebf9f47393cf907f

        SHA256

        28e958cba294320f4d8ac1a96dcfc7ba42f3ff090016feca0f0c93d5f919fd9a

        SHA512

        beb309ade9aa2619274b4653eaf4bea7deae8e9fbf778a493a3905bc9486d26fa94793e967760a67882562bcb91d07f312850c1186a26fd41be7aed701b34c97

      • \Windows\SysWOW64\oufcahag-eahoot.exe

        Filesize

        71KB

        MD5

        783bbf60001fbd3baa394d78798dd324

        SHA1

        736d0462e0481ea5bcbf35d98ad7a1e1f7a34ac0

        SHA256

        8e115fc34cf97c1d4862b9247647bc801ba3e3d55664e55c81360b2c30596f72

        SHA512

        1516990811530cab97041ad5251a4f446d5e9122ee7500eb71468f1e66e3305622926d0cd9c40342214e3769fb5fda7b0aa3f995824990d63ca34b4b395ae6bd

      • memory/2100-10-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2600-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2720-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB