Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    12/11/2024, 11:49

General

  • Target

    791cc8b5150b5d224858062fecee0b202bc1dda178c428dbf99987fd0e46c46fN.exe

  • Size

    1.9MB

  • MD5

    d30c418dd9828690dd8d7cd6f8eacde0

  • SHA1

    2cec53c79697648abbbc78587f879093d1640e77

  • SHA256

    791cc8b5150b5d224858062fecee0b202bc1dda178c428dbf99987fd0e46c46f

  • SHA512

    6e6c9629d711c5af37e0ad60f22c3d2158b5b0ce4a4de49bff1b3ebdc8d456c8b6f66d3875858ee1e20ab1609018d207f05358ce88c1638cbd0d6104ecaffef7

  • SSDEEP

    49152:CLIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1Zx:SIUXQgBiI6i2KFU0yBfM7a9QDosGeo40

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 10 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 20 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\791cc8b5150b5d224858062fecee0b202bc1dda178c428dbf99987fd0e46c46fN.exe
    "C:\Users\Admin\AppData\Local\Temp\791cc8b5150b5d224858062fecee0b202bc1dda178c428dbf99987fd0e46c46fN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Users\Admin\AppData\Local\Temp\OrNel.exe
      "C:\Users\Admin\AppData\Local\Temp\OrNel.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1740
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\JZgET.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "csrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2828
    • C:\Users\Admin\AppData\Roaming\csrs.exe
      "C:\Users\Admin\AppData\Roaming\csrs.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Users\Admin\AppData\Roaming\csrs.exe
        C:\Users\Admin\AppData\Roaming\csrs.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2852
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2620
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1172
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2640
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1476
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1868
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:352
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2656
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\JZgET.bat

          Filesize

          130B

          MD5

          34a635bb69f9dc2d8e8ceba2f6b25308

          SHA1

          66bbd6b4eb975af0a799c6be7aaed6917f5df10c

          SHA256

          eb18b0e443ffb00db0eb4438c0d3ec49cf67c3b7cbc9da8e25c60298c970a59a

          SHA512

          ae355a265391afe02a37d82ffb0df6664788dc4aee975678aeb524ff47f889d1e5ecab42b073093d71494c9868276dc9794d4bebce4c967d866b189c136a9545

        • C:\Users\Admin\AppData\Local\Temp\OrNel.exe

          Filesize

          12KB

          MD5

          466773bfcbd01059584cdae36e3c281c

          SHA1

          81e68615ef27cf363d6fe96582433c8a7ce8043b

          SHA256

          21f0910a1d71dfc63744474b2ba6b8248d893226576ea48791dc0cef7dd52105

          SHA512

          1088e7180a7d4ed717307c03884aebd945c5f78ffd6c4a4d7e84e504dc2da0434fe4173c63f1afd5a57e83e1783b3359ce123e85bb62699fb663bc9b1c02129f

        • C:\Users\Admin\AppData\Roaming\csrs.exe

          Filesize

          1.9MB

          MD5

          e2fb513dda443d09fc7c52474260cad3

          SHA1

          fefb1bf42e8f0a106645cc41debcc81b06cb7f00

          SHA256

          f970b7e466551c3951635c21f86f44fabe29d2805691fefcb54eb93d8d5b59a8

          SHA512

          81dd6e0c166301f52a7ff6c55b8bf842e61cc7813b1a7002de459bffad239253e8555242ef30c851d697a9affcf9145132b95175e7d2424e3cdaa58881bdd343

        • memory/1740-21-0x0000000000400000-0x0000000000417000-memory.dmp

          Filesize

          92KB

        • memory/1740-80-0x0000000000400000-0x0000000000417000-memory.dmp

          Filesize

          92KB

        • memory/1948-64-0x0000000000400000-0x00000000005DD000-memory.dmp

          Filesize

          1.9MB

        • memory/1948-73-0x0000000000400000-0x00000000005DD000-memory.dmp

          Filesize

          1.9MB

        • memory/2336-19-0x0000000001F30000-0x0000000001F47000-memory.dmp

          Filesize

          92KB

        • memory/2336-7-0x0000000001F30000-0x0000000001F47000-memory.dmp

          Filesize

          92KB

        • memory/2336-61-0x0000000003800000-0x00000000039DD000-memory.dmp

          Filesize

          1.9MB

        • memory/2336-62-0x0000000000400000-0x00000000005DD000-memory.dmp

          Filesize

          1.9MB

        • memory/2336-12-0x0000000001F30000-0x0000000001F47000-memory.dmp

          Filesize

          92KB

        • memory/2336-0-0x0000000000400000-0x00000000005DD000-memory.dmp

          Filesize

          1.9MB

        • memory/2852-74-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-69-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-72-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-81-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-85-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-88-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-90-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-92-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-99-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-102-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2852-104-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB