Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 01:48

General

  • Target
    2026年第2季度内职人员违纪名单信息-Signed.exe
  • Size 158KB
  • Sample260522-b8d7kaez81
  • SHA256 02dbc2f5d3c883dbd237b0c12c9b39c714e633c11f65c70283c24de098ac20ba
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
    1⤵
      PID:1284
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs
        2⤵
        • Suspicious use of SetThreadContext
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4032
        • C:\Windows\system32\dwm.exe
          C:\Windows\system32\dwm.exe
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1100
    • C:\Users\Admin\AppData\Local\Temp\2026年第2季度内职人员违纪名单信息-Signed.exe
      "C:\Users\Admin\AppData\Local\Temp\2026年第2季度内职人员违纪名单信息-Signed.exe"
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3884
      • C:\Users\Admin\AppData\Local\Temp\2026年第2季度内职人员违纪名单信息-Signed.exe
        "C:\Users\Admin\AppData\Local\Temp\2026年第2季度内职人员违纪名单信息-Signed.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        PID:5032

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/1100-28-0x00000233DE8A0000-0x00000233DE8A1000-memory.dmp

          memory/1100-37-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/1100-33-0x0000000180000000-0x00000001800FA000-memory.dmp

          memory/1284-2-0x0000018A17780000-0x0000018A17781000-memory.dmp

          memory/3884-0-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/4032-4-0x0000000180000000-0x000000018006D000-memory.dmp

          memory/4032-8-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/4032-12-0x00000192699F0000-0x00000192699F1000-memory.dmp

          memory/4032-14-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/4032-19-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/4032-15-0x000001926C100000-0x000001926C1FA000-memory.dmp

          memory/4032-26-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/4032-10-0x00007FFA3EEE4000-0x00007FFA3EEE5000-memory.dmp

          memory/4032-44-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp

          memory/5032-3-0x0000000000400000-0x0000000000429000-memory.dmp

          memory/5032-1-0x00007FFA3EE40000-0x00007FFA3F049000-memory.dmp