Analysis

  • max time kernel
    207s
  • max time network
    250s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2022, 09:45

General

  • Target
    s11111etup-hall.exe
  • Size 26.0MB
  • Sample221126-lrkywsbf61
  • SHA256 930cd80a6be9bc4be07c14e47f0f3b1cd7718e9cc6f609ef4d527d083fac423a
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 6 IoCs

    Detects file using ACProtect software.

  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Possible privilege escalation attempt 6 IoCs
  • UPX packed file 10 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 10 IoCs
  • Modifies file permissions 1 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\s11111etup-hall.exe
    "C:\Users\Admin\AppData\Local\Temp\s11111etup-hall.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\WINDOWS\temp\qp.exe
      "C:\WINDOWS\temp\qp.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3952
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" -fuck "C:\WINDOWS\temp\qp.exe"
        3⤵
          PID:2060
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 12
            4⤵
            • Program crash
            PID:3652
        • C:\Users\Admin\AppData\Local\Temp\9.exe
          "C:\Users\Admin\AppData\Local\Temp\9.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2236
          • C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\ISBEW64.exe
            C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\ISBEW64.exe {EFB7539B-24F3-46B6-AF6E-3B021B51EFEF}:{CD6F4D28-9A45-4447-93E9-44CD30F94E38}
            4⤵
            • Executes dropped EXE
            PID:4476
        • C:\Users\Admin\AppData\Local\Temp\22.exe
          "C:\Users\Admin\AppData\Local\Temp\22.exe"
          3⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:4724
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c 2.bat
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2644
            • C:\Windows\SysWOW64\cmd.exe
              cmd.exe /c takeown /f "C:\Windows\System32"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:2152
              • C:\Windows\SysWOW64\takeown.exe
                takeown /f "C:\Windows\System32"
                6⤵
                • Possible privilege escalation attempt
                • Modifies file permissions
                • Suspicious use of AdjustPrivilegeToken
                PID:4520
            • C:\Windows\SysWOW64\icacls.exe
              icacls "C:\Windows\System32" /grant administrators:F
              5⤵
              • Possible privilege escalation attempt
              • Modifies file permissions
              PID:2736
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c 2.bat
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:856
            • C:\Windows\SysWOW64\cmd.exe
              cmd.exe /c takeown /f "C:\Windows\System32"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:1804
              • C:\Windows\SysWOW64\takeown.exe
                takeown /f "C:\Windows\System32"
                6⤵
                • Possible privilege escalation attempt
                • Modifies file permissions
                • Suspicious use of AdjustPrivilegeToken
                PID:1380
            • C:\Windows\SysWOW64\icacls.exe
              icacls "C:\Windows\System32" /grant administrators:F
              5⤵
              • Possible privilege escalation attempt
              • Modifies file permissions
              PID:5016
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c 2.bat
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4080
            • C:\Windows\SysWOW64\cmd.exe
              cmd.exe /c takeown /f "C:\Windows\System32"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:2628
              • C:\Windows\SysWOW64\takeown.exe
                takeown /f "C:\Windows\System32"
                6⤵
                • Possible privilege escalation attempt
                • Modifies file permissions
                • Suspicious use of AdjustPrivilegeToken
                PID:1524
            • C:\Windows\SysWOW64\icacls.exe
              icacls "C:\Windows\System32" /grant administrators:F
              5⤵
              • Possible privilege escalation attempt
              • Modifies file permissions
              PID:4524
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2060 -ip 2060
      1⤵
        PID:2116

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            IsBE.dll

            • Path C:\ProgramData\InstallShield\ISEngine12.0\IsBE.dll
            • Size 52KB
            • SHA256 d34f26d85bfb94a5f017fdaf58b94ecf9553919d2aa9a9955ff0a2e3d7c11e4a
            • MD5 SHA1 SHA512 SSDEEP

            22.exe

            • Path C:\Users\Admin\AppData\Local\Temp\22.exe
            • Size 26KB
            • SHA256 1e4504bbb9b219b1576320f142f9b180de35889a4b3687cbf5352989a11eb7ae
            • MD5 SHA1 SHA512 SSDEEP

            22.exe

            • Path C:\Users\Admin\AppData\Local\Temp\22.exe
            • Size 26KB
            • SHA256 1e4504bbb9b219b1576320f142f9b180de35889a4b3687cbf5352989a11eb7ae
            • MD5 SHA1 SHA512 SSDEEP

            9.exe

            • Path C:\Users\Admin\AppData\Local\Temp\9.exe
            • Size 27.0MB
            • SHA256 0539ccc3d939b8e8581668273bf2c69b7be8c5ffdfe8f54c809a98957d68f0f9
            • MD5 SHA1 SHA512 SSDEEP

            9.exe

            • Path C:\Users\Admin\AppData\Local\Temp\9.exe
            • Size 27.0MB
            • SHA256 0539ccc3d939b8e8581668273bf2c69b7be8c5ffdfe8f54c809a98957d68f0f9
            • MD5 SHA1 SHA512 SSDEEP

            ISSetup.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{0908A48C-1CCD-467A-A7CA-6EF37AEACE43}\Disk1\ISSetup.dll
            • Size 539KB
            • SHA256 4663e033c1f188ed66d3c413064bfa104f6c307ed10a918afd2b8373130a779a
            • MD5 SHA1 SHA512 SSDEEP

            ISSetup.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{0908A48C-1CCD-467A-A7CA-6EF37AEACE43}\Disk1\ISSetup.dll
            • Size 539KB
            • SHA256 4663e033c1f188ed66d3c413064bfa104f6c307ed10a918afd2b8373130a779a
            • MD5 SHA1 SHA512 SSDEEP

            _Setup.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{0908A48C-1CCD-467A-A7CA-6EF37AEACE43}\_Setup.dll
            • Size 376KB
            • SHA256 f9a007b9ec4a20fecfc004662028226e11ada038be69eab586c03a903c73fbad
            • MD5 SHA1 SHA512 SSDEEP

            _Setup.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{0908A48C-1CCD-467A-A7CA-6EF37AEACE43}\_Setup.dll
            • Size 376KB
            • SHA256 f9a007b9ec4a20fecfc004662028226e11ada038be69eab586c03a903c73fbad
            • MD5 SHA1 SHA512 SSDEEP

            ISBEW64.exe

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\ISBEW64.exe
            • Size 68KB
            • SHA256 0444971c7c19df0c4e5f8ad75c12ac277638470460eb7747122539960ed5e99f
            • MD5 SHA1 SHA512 SSDEEP

            ISBEW64.exe

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\ISBEW64.exe
            • Size 68KB
            • SHA256 0444971c7c19df0c4e5f8ad75c12ac277638470460eb7747122539960ed5e99f
            • MD5 SHA1 SHA512 SSDEEP

            _ISUser.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\{759741C0-97A5-436A-B95E-94DC8B86BF2B}\_ISUser.dll
            • Size 96KB
            • SHA256 73bee5b4dede9117096156d46ea9838832cb8409647f94d1ff9cc544903b1235
            • MD5 SHA1 SHA512 SSDEEP

            _ISUser.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\{759741C0-97A5-436A-B95E-94DC8B86BF2B}\_ISUser.dll
            • Size 96KB
            • SHA256 73bee5b4dede9117096156d46ea9838832cb8409647f94d1ff9cc544903b1235
            • MD5 SHA1 SHA512 SSDEEP

            _IsRes.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\{759741C0-97A5-436A-B95E-94DC8B86BF2B}\_IsRes.dll
            • Size 82KB
            • SHA256 ed4790f99f36678635aefc403e3ff89e7f2b116fbdf3add1bc7c3f4ff914b6fe
            • MD5 SHA1 SHA512 SSDEEP

            _IsRes.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\{759741C0-97A5-436A-B95E-94DC8B86BF2B}\_IsRes.dll
            • Size 82KB
            • SHA256 ed4790f99f36678635aefc403e3ff89e7f2b116fbdf3add1bc7c3f4ff914b6fe
            • MD5 SHA1 SHA512 SSDEEP

            isrt.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\{759741C0-97A5-436A-B95E-94DC8B86BF2B}\isrt.dll
            • Size 203KB
            • SHA256 70fa7f0aa2feb397597b2785a4bfdb2c9cd36e0edb51f4f0dfe6ac086290ac86
            • MD5 SHA1 SHA512 SSDEEP

            isrt.dll

            • Path C:\Users\Admin\AppData\Local\Temp\{A0F7FC44-F048-4AAA-9971-91581DF9359C}\{759741C0-97A5-436A-B95E-94DC8B86BF2B}\isrt.dll
            • Size 203KB
            • SHA256 70fa7f0aa2feb397597b2785a4bfdb2c9cd36e0edb51f4f0dfe6ac086290ac86
            • MD5 SHA1 SHA512 SSDEEP

            2.bat

            • Path C:\WINDOWS\temp\2.bat
            • Size 110B
            • SHA256 0f909a1c0e0cddb3f99f0a7bac66a86797f25635b15fb25faa0bffcc5e702056
            • MD5 SHA1 SHA512

            2.bat

            • Path C:\WINDOWS\temp\2.bat
            • Size 110B
            • SHA256 0f909a1c0e0cddb3f99f0a7bac66a86797f25635b15fb25faa0bffcc5e702056
            • MD5 SHA1 SHA512

            2.bat

            • Path C:\WINDOWS\temp\2.bat
            • Size 110B
            • SHA256 0f909a1c0e0cddb3f99f0a7bac66a86797f25635b15fb25faa0bffcc5e702056
            • MD5 SHA1 SHA512

            qp.exe

            • Path C:\WINDOWS\temp\qp.exe
            • Size 27.0MB
            • SHA256 29e1526c36933fe8e6d6c0089924d2b2b0da15ab46520a737ed2d86c9852feb8
            • MD5 SHA1 SHA512 SSDEEP

            123A09D.tmp

            • Path C:\Windows\SysWOW64\123A09D.tmp
            • Size 12KB
            • SHA256 c54fafe066480e1702822a1904a31c864a60154900ffe557f4cc42ddee8c703b
            • MD5 SHA1 SHA512 SSDEEP

            123A09D.tmp

            • Path C:\Windows\SysWOW64\123A09D.tmp
            • Size 12KB
            • SHA256 491bb277e0eeaf2cabdf9d129fce13c485e9b9e0c48a55c399fc869122ad9acf
            • MD5 SHA1 SHA512 SSDEEP

            123BBC7.tmp

            • Path C:\Windows\SysWOW64\123BBC7.tmp
            • Size 18KB
            • SHA256 7586ad459835579e71f88bbb9c05e6f9174ff0721d5826eb990b4669655a1033
            • MD5 SHA1 SHA512 SSDEEP

            123FF5B.tmp

            • Path C:\Windows\SysWOW64\123FF5B.tmp
            • Size 192KB
            • SHA256 5c2ba6d0d9578b3f18e27710a7b5f65d858c38448b201d29fde9d44ea7bfb9fd
            • MD5 SHA1 SHA512 SSDEEP

            iphlpapi.dll

            • Path C:\Windows\SysWOW64\dllcache\iphlpapi.dll
            • Size 192KB
            • SHA256 fe52d53b0d9966276f312eb15da23a01db52da5b608086d6c4f3c41aa6209ef5
            • MD5 SHA1 SHA512 SSDEEP

            qp.exe

            • Path C:\Windows\Temp\qp.exe
            • Size 27.0MB
            • SHA256 29e1526c36933fe8e6d6c0089924d2b2b0da15ab46520a737ed2d86c9852feb8
            • MD5 SHA1 SHA512 SSDEEP

            memory/2236-162-0x0000000004120000-0x0000000004169000-memory.dmp

            memory/2236-146-0x0000000002820000-0x00000000029B7000-memory.dmp

            memory/2236-154-0x0000000004EA0000-0x0000000004F2E000-memory.dmp

            memory/2236-151-0x0000000002820000-0x00000000029B7000-memory.dmp