Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/08/2026, 19:21

General

  • Target
    zs64.exe
  • Size 212KB
  • Sample260823-x2s8ssba93
  • SHA256 1cbad26e560805b31cdd674e17de876d2791a2534e25c6b6c87547d762b92ead
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:6040
    • C:\Users\Admin\AppData\Local\Temp\zs64.exe
      "C:\Users\Admin\AppData\Local\Temp\zs64.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Users\Admin\AppData\Roaming\Detyz\urmuy.exe
        "C:\Users\Admin\AppData\Roaming\Detyz\urmuy.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4864
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp3b4209e8.bat"
        3⤵
        • Executes a command shell one-liner
        PID:6056
  • C:\Users\Admin\AppData\Roaming\Detyz\urmuy.exe
    C:\Users\Admin\AppData\Roaming\Detyz\urmuy.exe
    1⤵
    • Executes dropped EXE
    PID:2600

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp3b4209e8.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp3b4209e8.bat
        • Size 187B
        • SHA256 a0dee457ea314f764d378b66db7b7741940740b0facf13df171519664a96ee00
        • MD5 SHA1 SHA512 TLSH

        urmuy.exe

        • Path C:\Users\Admin\AppData\Roaming\Detyz\urmuy.exe
        • Size 212KB
        • SHA256 3979dddaf2c73cee60e2d4de8f98229e086a27719390959064e29a9adb7e750b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2744-25-0x0000000001DB0000-0x0000000001DBB000-memory.dmp

        memory/2744-20-0x0000000001920000-0x0000000001994000-memory.dmp

        memory/2744-11-0x0000000000490000-0x0000000000557000-memory.dmp

        memory/2744-15-0x0000000000F20000-0x0000000000FD2000-memory.dmp

        memory/2744-14-0x0000000000D50000-0x0000000000F13000-memory.dmp

        memory/2744-22-0x00000000018E0000-0x00000000018ED000-memory.dmp

        memory/2744-21-0x00000000019A0000-0x0000000001B16000-memory.dmp

        memory/2744-29-0x0000000001F00000-0x0000000001FA7000-memory.dmp

        memory/2744-33-0x00000000022D0000-0x000000000264C000-memory.dmp

        memory/2744-46-0x0000000004350000-0x0000000004385000-memory.dmp

        memory/2744-45-0x00000000043A0000-0x0000000004473000-memory.dmp

        memory/2744-44-0x00000000048A0000-0x00000000050CA000-memory.dmp

        memory/2744-42-0x0000000004270000-0x0000000004309000-memory.dmp

        memory/2744-35-0x00000000027A0000-0x00000000028C1000-memory.dmp

        memory/2744-32-0x0000000002180000-0x00000000022CB000-memory.dmp

        memory/2744-31-0x00000000020D0000-0x0000000002173000-memory.dmp

        memory/2744-43-0x0000000004310000-0x0000000004336000-memory.dmp

        memory/2744-41-0x0000000004260000-0x000000000426C000-memory.dmp

        memory/2744-39-0x0000000004130000-0x000000000414C000-memory.dmp

        memory/2744-38-0x0000000002B10000-0x0000000002B3F000-memory.dmp

        memory/2744-37-0x00000000028F0000-0x00000000028FD000-memory.dmp

        memory/2744-36-0x00000000028D0000-0x00000000028EB000-memory.dmp

        memory/2744-34-0x0000000002650000-0x0000000002698000-memory.dmp

        memory/2744-23-0x0000000001B20000-0x0000000001DA3000-memory.dmp

        memory/2744-40-0x0000000004220000-0x0000000004258000-memory.dmp

        memory/2744-30-0x0000000001FB0000-0x00000000020C6000-memory.dmp

        memory/2744-19-0x0000000001740000-0x00000000018D9000-memory.dmp

        memory/2744-28-0x0000000001E50000-0x0000000001EF9000-memory.dmp

        memory/2744-27-0x0000000001DF0000-0x0000000001E1A000-memory.dmp

        memory/2744-26-0x0000000001DC0000-0x0000000001DE7000-memory.dmp

        memory/2744-12-0x0000000000720000-0x0000000000AC1000-memory.dmp

        memory/2744-13-0x0000000000BB0000-0x0000000000C4D000-memory.dmp

        memory/2744-17-0x0000000001040000-0x0000000001736000-memory.dmp

        memory/2744-24-0x00000000018F0000-0x000000000190A000-memory.dmp

        memory/2744-18-0x00000000005A0000-0x00000000005A8000-memory.dmp

        memory/2744-16-0x0000000000FE0000-0x000000000103D000-memory.dmp

        memory/4864-58-0x0000000001010000-0x0000000001706000-memory.dmp

        memory/4864-70-0x0000000001FE0000-0x0000000002087000-memory.dmp

        memory/4864-61-0x0000000001B30000-0x0000000001CA6000-memory.dmp

        memory/4864-63-0x0000000001CB0000-0x0000000001F33000-memory.dmp

        memory/4864-56-0x0000000000EF0000-0x0000000000FA2000-memory.dmp

        memory/4864-57-0x0000000000FB0000-0x000000000100D000-memory.dmp

        memory/4864-59-0x0000000000EA0000-0x0000000000EA8000-memory.dmp

        memory/4864-55-0x0000000000CD0000-0x0000000000E93000-memory.dmp

        memory/4864-68-0x0000000001A40000-0x0000000001A6A000-memory.dmp

        memory/4864-67-0x00000000019E0000-0x0000000001A07000-memory.dmp

        memory/4864-66-0x0000000000EC0000-0x0000000000ECB000-memory.dmp

        memory/4864-65-0x0000000001F60000-0x0000000001FD4000-memory.dmp

        memory/4864-69-0x0000000002110000-0x00000000021B9000-memory.dmp

        memory/4864-64-0x0000000001F40000-0x0000000001F5A000-memory.dmp

        memory/4864-52-0x00000000005B0000-0x0000000000677000-memory.dmp

        memory/4864-60-0x0000000001840000-0x00000000019D9000-memory.dmp

        memory/4864-54-0x0000000000B30000-0x0000000000BCD000-memory.dmp

        memory/4864-62-0x0000000000EB0000-0x0000000000EBD000-memory.dmp

        memory/4864-53-0x0000000000680000-0x0000000000A21000-memory.dmp

        memory/4864-73-0x00000000024E0000-0x0000000002583000-memory.dmp

        memory/4864-75-0x0000000001AA0000-0x0000000001AE8000-memory.dmp

        memory/4864-72-0x0000000002390000-0x00000000024DB000-memory.dmp

        memory/4864-71-0x0000000002270000-0x0000000002386000-memory.dmp

        memory/6040-8-0x0000000003CA0000-0x0000000003CE1000-memory.dmp

        memory/6040-6-0x0000000003CA0000-0x0000000003CE1000-memory.dmp

        memory/6040-10-0x0000000003CA0000-0x0000000003CE1000-memory.dmp

        memory/6040-9-0x0000000003CA0000-0x0000000003CE1000-memory.dmp

        memory/6040-50-0x00000000034F0000-0x00000000034F1000-memory.dmp