Analysis

  • max time kernel
    142s
  • max time network
    83s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27/03/2023, 11:55

General

  • Target

    e52f2dbc0ee8bc0fc1b6393463285a7425d8c5de6dcd04dd0456f7c51ad0cd8e.exe

  • Size

    3.4MB

  • MD5

    80d5f5becc3cfc8713706e45c93e65b3

  • SHA1

    ea44d7ae5451420937975c0a62234f082b3e1a23

  • SHA256

    e52f2dbc0ee8bc0fc1b6393463285a7425d8c5de6dcd04dd0456f7c51ad0cd8e

  • SHA512

    5b653656a9b9c78a9f0565e95c128888c66b91284a5a7c9e9d87e7cf8837cfc44801a3eb57777b3d8a58f691d4715faf6f399350aba378e020e625f096b0318a

  • SSDEEP

    49152:k9x5EciXT1SMTEGUlayCd1XlOrUcwFY92eg6zBCYUFQumEeBAoCuYXMYo3js:RcmEZlaPfUwbYIelzBLU3vqCRs

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Modifies file permissions 1 TTPs 3 IoCs
  • UPX packed file 10 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e52f2dbc0ee8bc0fc1b6393463285a7425d8c5de6dcd04dd0456f7c51ad0cd8e.exe
    "C:\Users\Admin\AppData\Local\Temp\e52f2dbc0ee8bc0fc1b6393463285a7425d8c5de6dcd04dd0456f7c51ad0cd8e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4436
      • C:\Windows\SysWOW64\icacls.exe
        "C:\Windows\System32\icacls.exe" "C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
        3⤵
        • Modifies file permissions
        PID:3604
      • C:\Windows\SysWOW64\icacls.exe
        "C:\Windows\System32\icacls.exe" "C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
        3⤵
        • Modifies file permissions
        PID:3728
      • C:\Windows\SysWOW64\icacls.exe
        "C:\Windows\System32\icacls.exe" "C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4" /inheritance:e /deny "admin:(R,REA,RA,RD)"
        3⤵
        • Modifies file permissions
        PID:2920
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /CREATE /TN "WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4" /TR "C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe" /SC MINUTE
        3⤵
        • Creates scheduled task(s)
        PID:3976
      • C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe
        "C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe" "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        PID:3788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 508
      2⤵
      • Program crash
      PID:4728
  • C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe
    C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Checks whether UAC is enabled
    PID:2492

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe

          Filesize

          841.5MB

          MD5

          dc49cd9af558a4da18fca3b70ce32ca2

          SHA1

          d2df7b14eef0175bbbdda4210db331fc9830d995

          SHA256

          97bf2b7de1b1d087e1462211cc8997d9561efd6e267d03842e96047816fea7fe

          SHA512

          bee1ac6cda94eda1669c262e5c88fdc611b734ace3938058f8e25fc6376fd8070133b0a2bc26da93eb7e0f1f7c89884c9f501f958a66a0c6b919a8d2458538bd

        • C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe

          Filesize

          841.5MB

          MD5

          dc49cd9af558a4da18fca3b70ce32ca2

          SHA1

          d2df7b14eef0175bbbdda4210db331fc9830d995

          SHA256

          97bf2b7de1b1d087e1462211cc8997d9561efd6e267d03842e96047816fea7fe

          SHA512

          bee1ac6cda94eda1669c262e5c88fdc611b734ace3938058f8e25fc6376fd8070133b0a2bc26da93eb7e0f1f7c89884c9f501f958a66a0c6b919a8d2458538bd

        • C:\ProgramData\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4\WindowsHolographicDevicesWindowsHolographicDevices-type3.6.3.4.exe

          Filesize

          186.1MB

          MD5

          21638192a3630690f3a9fbe8839b179c

          SHA1

          523f74189abce9fef2d1f933bd4fc2eff800cf1e

          SHA256

          56a16718a0e2dab36a7e45f3114478fb7800397a5850f9944c93e2ffb083401f

          SHA512

          632c7a3d4b6359f73323e07d219c5393b89a8fc45d4dd2c67cc5a5eaef545c87726f366668f9fe62efd4ade32f863f868530b441cf6dd1d3cc36116e39f06376

        • memory/2492-160-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/2492-159-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/2492-158-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/3788-151-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/3788-150-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/3788-152-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/3788-155-0x00007FF612730000-0x00007FF612C4F000-memory.dmp

          Filesize

          5.1MB

        • memory/4436-133-0x0000000009790000-0x00000000097A0000-memory.dmp

          Filesize

          64KB

        • memory/4436-132-0x0000000009790000-0x00000000097A0000-memory.dmp

          Filesize

          64KB

        • memory/4436-131-0x0000000009790000-0x00000000097A0000-memory.dmp

          Filesize

          64KB

        • memory/4436-120-0x0000000000400000-0x000000000075C000-memory.dmp

          Filesize

          3.4MB

        • memory/4436-130-0x0000000006F30000-0x0000000006F3A000-memory.dmp

          Filesize

          40KB

        • memory/4436-129-0x0000000009790000-0x00000000097A0000-memory.dmp

          Filesize

          64KB

        • memory/4436-128-0x0000000009490000-0x0000000009522000-memory.dmp

          Filesize

          584KB

        • memory/4436-127-0x0000000009B30000-0x000000000A02E000-memory.dmp

          Filesize

          5.0MB