Analysis

  • max time kernel
    119s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 04:30

General

  • Target

    6babcd8c912825f47991428299662b90N.exe

  • Size

    68KB

  • MD5

    6babcd8c912825f47991428299662b90

  • SHA1

    a3c0183e6b2fa73e75302a33f2f38cb265b77916

  • SHA256

    c4409ef9b01dfbdc636543aa7ae9593b4a9a746b8a93aa89869a9579bd3be3b6

  • SHA512

    819d98b1cc4db9dd3af847df792c0a90025fdafb0a956e04deb5b7f076180d227b86d803bb2e9e1a1cff409f424dd5a2c992f884b5d7dfc3eea6f7c7eb04b90c

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8N:Olg35GTslA5t3/w8N

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Indicator Removal: Clear Persistence 1 TTPs 1 IoCs

    remove IFEO.

  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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:616
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3436
        • C:\Users\Admin\AppData\Local\Temp\6babcd8c912825f47991428299662b90N.exe
          "C:\Users\Admin\AppData\Local\Temp\6babcd8c912825f47991428299662b90N.exe"
          2⤵
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1556
          • C:\Windows\SysWOW64\ebbeavax-ecom.exe
            "C:\Windows\system32\ebbeavax-ecom.exe"
            3⤵
            • Windows security bypass
            • Boot or Logon Autostart Execution: Active Setup
            • Event Triggered Execution: Image File Execution Options Injection
            • Executes dropped EXE
            • Windows security modification
            • Indicator Removal: Clear Persistence
            • Modifies WinLogon
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1216
            • C:\Windows\SysWOW64\ebbeavax-ecom.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:4480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\ebbeavax-ecom.exe

        Filesize

        68KB

        MD5

        6babcd8c912825f47991428299662b90

        SHA1

        a3c0183e6b2fa73e75302a33f2f38cb265b77916

        SHA256

        c4409ef9b01dfbdc636543aa7ae9593b4a9a746b8a93aa89869a9579bd3be3b6

        SHA512

        819d98b1cc4db9dd3af847df792c0a90025fdafb0a956e04deb5b7f076180d227b86d803bb2e9e1a1cff409f424dd5a2c992f884b5d7dfc3eea6f7c7eb04b90c

      • C:\Windows\SysWOW64\egtoanoas-usoot.exe

        Filesize

        72KB

        MD5

        82180ac03f6255a5891cec441876d0b0

        SHA1

        2926ed3469e06e29817ffef24bbc5d0b22bf6fd6

        SHA256

        e3e0eeb80f6de3f052fd102a0921beab7d06eed8ba42bee2ddbac75307eec701

        SHA512

        7b7e5c59f3beb6cb105914d5dda367bbb164f441e9a81ae16cd8b5f7322ba4cfeabfba7343497675f3ec762658957f23d8af3673920ca72dc2b7fbb8ca6c889a

      • C:\Windows\SysWOW64\eknohus.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\ifxopum.exe

        Filesize

        71KB

        MD5

        03f1a075c46ec1afa70312e4f604b518

        SHA1

        3ff1d3bb7a86f094801bea4de8e4974e9248a6fe

        SHA256

        e0fb56e22807e73c019ec2f4db35f40979b56b12562ae32f7b5eb2ea65b4fd74

        SHA512

        aa60fc3fdc8296e13c617d92c8c184c8f2a14f4246cfc6cd24ae9127a33c439c0dc4acab843b6b2b964b6c3390b47d29b102f29a59c7cb38bb3429ad9c129287

      • memory/1216-46-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1556-5-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4480-47-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB