Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    26/04/2026, 04:27

General

  • Target
    ArenaWarsSetup.msi
  • Size 82.1MB
  • Sample260426-e23s5afv4q
  • SHA256 33f30ccb7124740fde4037fd09cd7af6f7df6e5ff721560a13f6034d3ccad027
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 46 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 12 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\ArenaWarsSetup.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3100
    • C:\Windows\system32\wscript.exe
      wscript.exe C:\Program Files\ArenaWars\WinUpdateTask.vbs
      2⤵
        PID:1200
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding F8097953654B251FAE3A202927DDA48D C
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2372
      • C:\Windows\system32\srtasks.exe
        C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
        2⤵
          PID:2604
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:3064

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            e58eb18.rbs

            • Path C:\Config.Msi\e58eb18.rbs
            • Size 49KB
            • SHA256 bb35411d4b202cadc6f4013da97cb364eec89a171e4ec934306cbae451cef26d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ArenaWars.lnk

            • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\ArenaWars.lnk
            • Size 1KB
            • SHA256 ceb5cff4e10f2c235d2f7c0ef7a72c648194509be1edef7fb97bd63687686df1
            • MD5 SHA1 SHA512 TLSH

            ArenaWars.lnk~RFe58f98e.TMP

            • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\ArenaWars.lnk~RFe58f98e.TMP
            • Size 995B
            • SHA256 ccce89ae40058eecbbb079071ab3632a7ec9aa999c28db1929594e23a2f810dd
            • MD5 SHA1 SHA512 TLSH

            MSIA311.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\MSIA311.tmp
            • Size 104KB
            • SHA256 4667f4d1570ccfb52ede496b8b2e431253d71d4f2257603c2ef69209a428ceeb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            metadata-2

            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 24.6MB
            • SHA256 c2ba5069fb982dc9209102f10e6473122293b96dc57f082bfeb9c165b9189a50
            • MD5 SHA1 SHA512 SSDEEP TLSH

            {862872fc-823f-49c6-9f59-14f497d1c2f8}_OnDiskSnapshotProp

            • Path \??\Volume{3172925f-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{862872fc-823f-49c6-9f59-14f497d1c2f8}_OnDiskSnapshotProp
            • Size 6KB
            • SHA256 a0ed650673cda2a9bb45860ea6beaaa32fe13a6f069ee28354966629f95815f2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2372-4-0x0000000002CD0000-0x0000000002E1D000-memory.dmp

            memory/2372-262-0x0000000002CD0000-0x0000000002E1D000-memory.dmp