Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    31/07/2025, 11:54

General

  • Target
    1e7c2f76cda9a87962bdf277253c135ecf40c0e7cefe782eeb7d0128e55b1aa8.exe
  • Size 11.7MB
  • Sample250731-n253xstyax
  • SHA256 1e7c2f76cda9a87962bdf277253c135ecf40c0e7cefe782eeb7d0128e55b1aa8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Amadey family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Executes dropped EXE 13 IoCs
  • Loads dropped DLL 4 IoCs
  • Obfuscated with Agile.Net obfuscator 3 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • SmartAssembly .NET packer 2 IoCs

    Detects SmartAssembly .NET packer.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    PID:3312
    • C:\Users\Admin\AppData\Local\Temp\1e7c2f76cda9a87962bdf277253c135ecf40c0e7cefe782eeb7d0128e55b1aa8.exe
      "C:\Users\Admin\AppData\Local\Temp\1e7c2f76cda9a87962bdf277253c135ecf40c0e7cefe782eeb7d0128e55b1aa8.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:5968
      • C:\Users\Admin\AppData\Roaming\voxn.exe
        "C:\Users\Admin\AppData\Roaming\voxn.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:416
        • C:\Users\Admin\AppData\Local\Temp\is-RI00Q.tmp\voxn.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-RI00Q.tmp\voxn.tmp" /SL5="$4017E,2345563,96256,C:\Users\Admin\AppData\Roaming\voxn.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:680
          • C:\Users\Admin\AppData\Roaming\voxn.exe
            "C:\Users\Admin\AppData\Roaming\voxn.exe" /VERYSILENT
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4472
            • C:\Users\Admin\AppData\Local\Temp\is-V799R.tmp\voxn.tmp
              "C:\Users\Admin\AppData\Local\Temp\is-V799R.tmp\voxn.tmp" /SL5="$902CC,2345563,96256,C:\Users\Admin\AppData\Roaming\voxn.exe" /VERYSILENT
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of WriteProcessMemory
              PID:3376
              • C:\Windows\SysWOW64\regsvr32.exe
                "C:\Windows\system32\regsvr32.exe" /s /i:googlechromebusiness.msi "C:\Users\Admin\AppData\Local\9GoldenRod.pfx"
                7⤵
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:1744
                • C:\Windows\system32\regsvr32.exe
                  /s /i:googlechromebusiness.msi "C:\Users\Admin\AppData\Local\9GoldenRod.pfx"
                  8⤵
                  • Loads dropped DLL
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:1676
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "powershell" -Command "if (Get-ScheduledTask | Where-Object { $_.Actions.Execute -eq 'regsvr32' -and $_.Actions.Arguments -eq '/s /i:googlechromebusiness.msi \"\\?\C:\Users\Admin\AppData\Local\9GoldenRod.pfx\"' }) { exit 0 } else { exit 1 }"
                    9⤵
                    • Command and Scripting Interpreter: PowerShell
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2608
                  • C:\Windows\System32\WindowsPowerShell\v1.0\PowerShell.exe
                    "PowerShell.exe" -NoProfile -NonInteractive -Command -
                    9⤵
                    • Command and Scripting Interpreter: PowerShell
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:132
      • C:\Users\Admin\AppData\Roaming\systemhost.exe
        "C:\Users\Admin\AppData\Roaming\systemhost.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:5388
      • C:\Users\Admin\AppData\Roaming\uyuc.exe
        "C:\Users\Admin\AppData\Roaming\uyuc.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4180
        • C:\ProgramData\apifj.exe
          "C:\ProgramData\apifj.exe" /r
          4⤵
          • Executes dropped EXE
          PID:2668
      • C:\Users\Admin\AppData\Roaming\uizv.exe
        "C:\Users\Admin\AppData\Roaming\uizv.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5396
      • C:\Users\Admin\AppData\Local\Temp\UltimateFlix v1.0 [@PSNUltimate].exe
        "C:\Users\Admin\AppData\Local\Temp\UltimateFlix v1.0 [@PSNUltimate].exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4704
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 1060
          4⤵
          • Program crash
          PID:1152
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\ProgramData\apifj.exe /r
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4832
      • C:\ProgramData\apifj.exe
        C:\ProgramData\apifj.exe /r
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5100
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4704 -ip 4704
    1⤵
      PID:4176
    • C:\Users\Admin\AppData\Roaming\systemhost.exe
      C:\Users\Admin\AppData\Roaming\systemhost.exe
      1⤵
      • Executes dropped EXE
      PID:5372
    • C:\Windows\system32\regsvr32.EXE
      C:\Windows\system32\regsvr32.EXE /s /i:googlechromebusiness.msi "\\?\C:\Users\Admin\AppData\Local\9GoldenRod.pfx"
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4580
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" -Command "if (Get-ScheduledTask | Where-Object { $_.Actions.Execute -eq 'regsvr32' -and $_.Actions.Arguments -eq '/s /i:googlechromebusiness.msi \"\\?\C:\Users\Admin\AppData\Local\9GoldenRod.pfx\"' }) { exit 0 } else { exit 1 }"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        PID:5612
    • C:\Users\Admin\AppData\Roaming\systemhost.exe
      C:\Users\Admin\AppData\Roaming\systemhost.exe
      1⤵
      • Executes dropped EXE
      PID:5672
    • C:\Windows\system32\regsvr32.EXE
      C:\Windows\system32\regsvr32.EXE /s /i:googlechromebusiness.msi "\\?\C:\Users\Admin\AppData\Local\9GoldenRod.pfx"
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2580
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" -Command "if (Get-ScheduledTask | Where-Object { $_.Actions.Execute -eq 'regsvr32' -and $_.Actions.Arguments -eq '/s /i:googlechromebusiness.msi \"\\?\C:\Users\Admin\AppData\Local\9GoldenRod.pfx\"' }) { exit 0 } else { exit 1 }"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        PID:1860
    • C:\Users\Admin\AppData\Roaming\systemhost.exe
      C:\Users\Admin\AppData\Roaming\systemhost.exe
      1⤵
      • Executes dropped EXE
      PID:5564

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          9GoldenRod.pfx

          • Path C:\Users\Admin\AppData\Local\9GoldenRod.pfx
          • Size 6.2MB
          • SHA256 d9bb34432d0525326ebab46266735242363b9b7059ba3f5f5e81deaa4f714804
          • MD5 SHA1 SHA512 SSDEEP

          PowerShell.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\PowerShell.exe.log
          • Size 3KB
          • SHA256 e4e0fbc974e6946d20ddfaf22c543fccc4662d28e30530ec710fec149958f9b6
          • MD5 SHA1 SHA512

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 cb0bff45abfcccadc000e77840ccf5004ae4197a8d98baab877e6e9c238bba0c
          • MD5 SHA1 SHA512

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 bd1b0b9397973fe7e0c530b5b39baf61ba5a67b7b37d2b1170f52904c197cc20
          • MD5 SHA1 SHA512

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 2f4fc321b630cb8d34b7e178313eb4564fc7b8ce195f218e36fd55bf2cf3ecd0
          • MD5 SHA1 SHA512

          077706982523

          • Path C:\Users\Admin\AppData\Local\Temp\077706982523
          • Size 50KB
          • SHA256 0db724e2a250ed338c6ba1ec92fe7b365614ab9ae990a598968e68272a9d8f47
          • MD5 SHA1 SHA512 SSDEEP

          UltimateFlix v1.0 [@PSNUltimate].exe

          • Path C:\Users\Admin\AppData\Local\Temp\UltimateFlix v1.0 [@PSNUltimate].exe
          • Size 8.5MB
          • SHA256 1986e36cd1b2cda52e709110389142b1fb3e2fba9d0650d742de09114a026a29
          • MD5 SHA1 SHA512 SSDEEP

          __PSScriptPolicyTest_qbh0hpwk.fs1.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qbh0hpwk.fs1.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          _shfoldr.dll

          • Path C:\Users\Admin\AppData\Local\Temp\is-A6DKK.tmp\_isetup\_shfoldr.dll
          • Size 22KB
          • SHA256 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
          • MD5 SHA1 SHA512 SSDEEP

          voxn.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\is-RI00Q.tmp\voxn.tmp
          • Size 728KB
          • SHA256 f91838fde79f347786a2a114ccb57bfa6086840d625b6ede208201a4709f3e7a
          • MD5 SHA1 SHA512 SSDEEP

          systemhost.exe

          • Path C:\Users\Admin\AppData\Roaming\systemhost.exe
          • Size 416KB
          • SHA256 994d115922a3ce8324114199fb7d06d7c8276779f83523b66b8c05505b81376e
          • MD5 SHA1 SHA512 SSDEEP

          uizv.exe

          • Path C:\Users\Admin\AppData\Roaming\uizv.exe
          • Size 761KB
          • SHA256 6d455b04909f340cc56f2f3092c58eb286421b6725a86c93d66a29933e03c5dc
          • MD5 SHA1 SHA512 SSDEEP

          uyuc.exe

          • Path C:\Users\Admin\AppData\Roaming\uyuc.exe
          • Size 16KB
          • SHA256 afde268102fc799c306b70be34dc0e58adf1cab7b4d88e939ce1b57f90349257
          • MD5 SHA1 SHA512 SSDEEP

          voxn.exe

          • Path C:\Users\Admin\AppData\Roaming\voxn.exe
          • Size 2.5MB
          • SHA256 cdf5aa128d39be84e18b486d7bfa7bc11fc10fe5ee07879af92195ce31de945a
          • MD5 SHA1 SHA512 SSDEEP

          memory/416-18-0x000000000040D000-0x000000000040E000-memory.dmp

          memory/416-19-0x0000000000400000-0x000000000041E000-memory.dmp

          memory/416-138-0x0000000000400000-0x000000000041E000-memory.dmp

          memory/680-135-0x0000000000400000-0x00000000004C6000-memory.dmp

          memory/1676-240-0x00007FFE20370000-0x00007FFE209BC000-memory.dmp

          memory/1676-234-0x00000000484B0000-0x00000000484C7000-memory.dmp

          memory/1676-233-0x00007FFE20370000-0x00007FFE209BC000-memory.dmp

          memory/2580-278-0x00007FFE20370000-0x00007FFE209BC000-memory.dmp

          memory/2608-178-0x000001E5302B0000-0x000001E5302D2000-memory.dmp

          memory/3312-239-0x0000000000770000-0x000000000078D000-memory.dmp

          memory/3312-238-0x0000000000770000-0x000000000078D000-memory.dmp

          memory/3376-163-0x0000000000400000-0x00000000004C6000-memory.dmp

          memory/4472-166-0x0000000000400000-0x000000000041E000-memory.dmp

          memory/4472-133-0x0000000000400000-0x000000000041E000-memory.dmp

          memory/4580-261-0x00007FFE20370000-0x00007FFE209BC000-memory.dmp

          memory/4704-167-0x0000000000AA0000-0x0000000001F7E000-memory.dmp

          memory/4704-224-0x0000000007CD0000-0x0000000007D14000-memory.dmp

          memory/4704-229-0x0000000010000000-0x000000001018F000-memory.dmp

          memory/4704-231-0x0000000000AA0000-0x0000000001F7E000-memory.dmp

          memory/4704-219-0x0000000007C30000-0x0000000007CCC000-memory.dmp

          memory/4704-207-0x0000000074690000-0x000000007471A000-memory.dmp

          memory/4704-208-0x0000000010000000-0x000000001018F000-memory.dmp

          memory/4704-206-0x0000000010000000-0x000000001018F000-memory.dmp

          memory/4704-205-0x0000000010000000-0x000000001018F000-memory.dmp

          memory/4704-199-0x0000000010000000-0x000000001018F000-memory.dmp

          memory/4704-197-0x0000000000AA0000-0x0000000001F7E000-memory.dmp

          memory/4704-196-0x0000000000AA0000-0x0000000001F7E000-memory.dmp

          memory/4704-171-0x00000000FEFC0000-0x00000000FF1C8000-memory.dmp