Analysis

  • max time kernel
    182s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 21:10

General

  • Target

    e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753.exe

  • Size

    528KB

  • MD5

    06e35ddb56bcb14fe99c88491701cd67

  • SHA1

    7a944d09953e22294300b06875b80245ac06fdb8

  • SHA256

    e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753

  • SHA512

    017ef0b41b45bcd13af2f732e9e94be388ddd385cd21bf19ed5e490dfea3e59d46e602850c21c977a04fb11ba43a1faa7df4336fb4727316f3f28b73dc1acf9b

  • SSDEEP

    6144:PlZ/zUMu4pDSxsCMRzf7x3SfS1JAzXBtL76leK2G3wKiawTP2hcXJW:PHLUMuiv9RgfSjAzRty6G3RiaYOUW

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • UPX packed file 6 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753.exe
    "C:\Users\Admin\AppData\Local\Temp\e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753.exe
      "C:\Users\Admin\AppData\Local\Temp\e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753.exe"
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2068
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1364
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4380
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4380 CREDAT:17410 /prefetch:2
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3732
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4380 CREDAT:82948 /prefetch:2
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3168
      • C:\Windows\svcr.exe
        "C:\Windows\svcr.exe" "C:\Users\Admin\AppData\Local\Temp\e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4040
        • C:\Windows\svcr.exe
          "C:\Windows\svcr.exe"
          4⤵
          • Executes dropped EXE
          • Modifies Installed Components in the registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:836
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3920
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
              6⤵
              • Modifies Internet Explorer settings
              PID:2760

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\svcr.exe

    Filesize

    528KB

    MD5

    06e35ddb56bcb14fe99c88491701cd67

    SHA1

    7a944d09953e22294300b06875b80245ac06fdb8

    SHA256

    e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753

    SHA512

    017ef0b41b45bcd13af2f732e9e94be388ddd385cd21bf19ed5e490dfea3e59d46e602850c21c977a04fb11ba43a1faa7df4336fb4727316f3f28b73dc1acf9b

  • C:\Windows\svcr.exe

    Filesize

    528KB

    MD5

    06e35ddb56bcb14fe99c88491701cd67

    SHA1

    7a944d09953e22294300b06875b80245ac06fdb8

    SHA256

    e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753

    SHA512

    017ef0b41b45bcd13af2f732e9e94be388ddd385cd21bf19ed5e490dfea3e59d46e602850c21c977a04fb11ba43a1faa7df4336fb4727316f3f28b73dc1acf9b

  • C:\Windows\svcr.exe

    Filesize

    528KB

    MD5

    06e35ddb56bcb14fe99c88491701cd67

    SHA1

    7a944d09953e22294300b06875b80245ac06fdb8

    SHA256

    e6fba9616b1761bf8347eca08f8dc325564dc7ed34e9eb4cdfd0891fe5f21753

    SHA512

    017ef0b41b45bcd13af2f732e9e94be388ddd385cd21bf19ed5e490dfea3e59d46e602850c21c977a04fb11ba43a1faa7df4336fb4727316f3f28b73dc1acf9b

  • memory/836-157-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/836-150-0x0000000010410000-0x000000001042E000-memory.dmp

    Filesize

    120KB

  • memory/836-143-0x0000000000000000-mapping.dmp

  • memory/2068-142-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2068-138-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2068-136-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2068-134-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2068-133-0x0000000000000000-mapping.dmp

  • memory/3028-132-0x0000000000400000-0x00000000004EA000-memory.dmp

    Filesize

    936KB

  • memory/3028-137-0x0000000000400000-0x00000000004EA000-memory.dmp

    Filesize

    936KB

  • memory/4040-139-0x0000000000000000-mapping.dmp

  • memory/4040-148-0x0000000000400000-0x00000000004EA000-memory.dmp

    Filesize

    936KB