Analysis

  • max time kernel
    149s
  • max time network
    117s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/05/2026, 01:53

General

  • Target
    266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe
  • Size 959KB
  • Sample260528-cbebqsds2k
  • SHA256 266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe
    "C:\Users\Admin\AppData\Local\Temp\266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4021.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4924
      • C:\Users\Admin\AppData\Local\Temp\266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe
        "C:\Users\Admin\AppData\Local\Temp\266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:2916
    • 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:4032
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1352
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4116

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe
        • Size 128KB
        • SHA256 5c1a9b11f3c03ad8d5045b930c7d2cdbbb2c9129bed8ba89d609d303f2dcd824
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 578KB
        • SHA256 3486b05a2146b5eaaa006cd88a18a5de78a3d021840ec5e89c24fae3d19f6610
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 484KB
        • SHA256 0351fa0c8e9f7993bbc2b2a1997eb803c771b49baa0b6bf802ac5a63df800e35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a4021.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a4021.bat
        • Size 722B
        • SHA256 21fafa6f43ed036462f96d382b3e8e9159bf87d361687f800eeea011f68fdf1c
        • MD5 SHA1 SHA512 TLSH

        266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\266080877ffa0fbba8a34291e7b14527c54403509fe8b7c2557d44d385dfa48c.exe.exe
        • Size 930KB
        • SHA256 1ea0839c8dc95ad2c060af7d042c40c0daed58ce8e4524c0fba12fd73e4afb74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundl132.exe

        • Path C:\Windows\rundl132.exe
        • Size 29KB
        • SHA256 807462834419e410f4b631ba23a52b33d8a083b1bc2c0c0757eb9a55d552ce04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-2043432456-1617298091-2772621413-1000\_desktop.ini
        • Size 9B
        • SHA256 eb495551880bcb8ea0e05d68913bbd05fe45b2a14f467ff78323860c4b9ae1aa
        • MD5 SHA1 SHA512

        memory/3492-12-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3492-0-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-27-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-37-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-33-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-733-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-1224-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-20-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-5005-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-13-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4032-5508-0x0000000000400000-0x0000000000436000-memory.dmp