Analysis

  • max time kernel
    150s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 02:18

General

  • Target
    e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe
  • Size 28KB
  • Sample260831-crb7batdma
  • SHA256 e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe
    "C:\Users\Admin\AppData\Local\Temp\e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5872
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a7C3B.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4960
      • C:\Users\Admin\AppData\Local\Temp\e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe
        "C:\Users\Admin\AppData\Local\Temp\e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2932
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:432
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:268
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:920

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
        • Size 124KB
        • SHA256 9d75a217fd1c1efea9e32b7fdd42be9e44c3b2d2f4eb6cd3f4e9a4a7e7ad8be5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a7C3B.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a7C3B.bat
        • Size 722B
        • SHA256 25383a109f728295400e98916a50391fc7b8a40924451d6ba197da4bc89de398
        • MD5 SHA1 SHA512 TLSH

        e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e697a37c77538de6c357f22b0b95ab2722b3b96a1fbedc11ff5c9e53693b89e5.exe.exe
        • Size 2KB
        • SHA256 91de3a2577b3ca0f9a59cf9503cb567d7bd0165455d75c03ee44a4130c0a8cc1
        • MD5 SHA1 SHA512 TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 83d329f9e2b1e38ca6940ce61eddc4bfa27b02043584c15d9d0c23819dbdd210
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-3797332335-34111092-3597280141-1000\_desktop.ini
        • Size 9B
        • SHA256 48fc246849bbf8829b4f8949e19ffb9de4020b7e65df5ab0bdedfdbbdb956880
        • MD5 SHA1 SHA512

        memory/432-30-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-22-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-35-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-39-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-106-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-1247-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-10-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-5042-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/432-5515-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5872-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5872-13-0x0000000000400000-0x0000000000434000-memory.dmp