Analysis

  • max time kernel
    150s
  • max time network
    124s
  • 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, 03:45

General

  • Target
    b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe
  • Size 151KB
  • Sample260831-ea5teavajc
  • SHA256 b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189
  • 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 5 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\b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe
    "C:\Users\Admin\AppData\Local\Temp\b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4900
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a2BE8.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4276
      • C:\Users\Admin\AppData\Local\Temp\b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe
        "C:\Users\Admin\AppData\Local\Temp\b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe"
        3⤵
        • Executes dropped EXE
        PID:4804
    • 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:5616
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1972
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4528

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 125KB
        • SHA256 febfda7bdbe241144c06e76bc44d8df4b67472180aadad451c40bb4c08100eee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 482KB
        • SHA256 2c7657fe57ec426599ef848815689264720ffed5a0f9a5d33d07cafabeb43bf3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a2BE8.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a2BE8.bat
        • Size 722B
        • SHA256 8de995a6c8a2a90b3a7c2e6baf37122e5dcc0a4be3051713682537b22cecfcfa
        • MD5 SHA1 SHA512 TLSH

        b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\b04887b55b81614b9b6ccf6650b7bf8aad4b1ae222422a5a2002c6ed246b7189.exe.exe
        • Size 124KB
        • SHA256 31fe35cf37b49c657b3e2ff53a5307ef1dbdc2fbe09b87a40316c7a5d8e410b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 27KB
        • SHA256 310759f38767dbf18017d2fa0ed3a4211b665d9a821e6729d9c7f36f2e84fe01
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-552508041-2681165170-3229858294-1000\_desktop.ini
        • Size 9B
        • SHA256 48fc246849bbf8829b4f8949e19ffb9de4020b7e65df5ab0bdedfdbbdb956880
        • MD5 SHA1 SHA512

        memory/4900-0-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4900-12-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-30-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-35-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-39-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-91-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-1246-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-22-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-5043-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-10-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/5616-5516-0x0000000000400000-0x0000000000435000-memory.dmp