Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows11-21h2_x64
  • resource
    win11-20251218.1-en
  • resource tags

    arch:x64arch:x86image:win11-20251218.1-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23/12/2025, 11:55

General

  • Target
    file.exe
  • Size 4.9MB
  • Sample251223-n3fveswpdz
  • SHA256 21ef3d9d49fb149f8dde2ffe48f33d0772e6d7e3cc8f4cf7a26ad9c5a1847090
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 9 IoCs
  • Creates new service(s) 2 TTPs
  • Cryptocurrency Miner

    Makes network request to known mining pool URL.

  • Executes dropped EXE 2 IoCs
  • Stops running service(s) 4 TTPs
  • Power Settings 1 TTPs 8 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4944
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4832
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4824
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4392
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2428
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:5468
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "XRDRHAIS"
        3⤵
        • Launches sc.exe
        PID:5936
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "XRDRHAIS" binpath= "C:\ProgramData\yinaabmojasb\contyqgzfgzn.exe" start= "auto"
        3⤵
        • Launches sc.exe
        PID:760
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        3⤵
        • Launches sc.exe
        PID:784
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "XRDRHAIS"
        3⤵
        • Launches sc.exe
        PID:3612
  • C:\ProgramData\yinaabmojasb\contyqgzfgzn.exe
    C:\ProgramData\yinaabmojasb\contyqgzfgzn.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4032
    • C:\ProgramData\yinaabmojasb\contyqgzfgzn.exe
      "C:\ProgramData\yinaabmojasb\contyqgzfgzn.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5752
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:5836
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3600
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3948
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3540
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        3⤵
          PID:5304
        • C:\Windows\system32\svchost.exe
          svchost.exe
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4964

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          contyqgzfgzn.exe

          • Path C:\ProgramData\yinaabmojasb\contyqgzfgzn.exe
          • Size 4.9MB
          • SHA256 21ef3d9d49fb149f8dde2ffe48f33d0772e6d7e3cc8f4cf7a26ad9c5a1847090
          • MD5 SHA1 SHA512 SSDEEP

          memory/4832-0-0x000001BB03EA0000-0x000001BB03EA1000-memory.dmp

          memory/4832-3-0x000001BB03C10000-0x000001BB03E9D000-memory.dmp

          memory/4832-1-0x000001BB03C10000-0x000001BB03E9D000-memory.dmp

          memory/4832-4-0x000001BB03C10000-0x000001BB03E9D000-memory.dmp

          memory/4832-6-0x000001BB03C10000-0x000001BB03E9D000-memory.dmp

          memory/4964-34-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-29-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-30-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-33-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-24-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-35-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-32-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-23-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-26-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-31-0x0000023F94C60000-0x0000023F94C80000-memory.dmp

          memory/4964-37-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-27-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-36-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-25-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/4964-38-0x0000000140000000-0x0000000140848000-memory.dmp

          memory/5304-17-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/5304-21-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/5304-18-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/5304-16-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/5304-15-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/5304-14-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/5752-22-0x00000228A4C00000-0x00000228A4E8D000-memory.dmp

          memory/5752-10-0x00000228A4C00000-0x00000228A4E8D000-memory.dmp

          memory/5752-9-0x00000228A4E90000-0x00000228A4E91000-memory.dmp

          memory/5752-28-0x00000228A4C00000-0x00000228A4E8D000-memory.dmp

          memory/5752-13-0x00000228A4C00000-0x00000228A4E8D000-memory.dmp