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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 02:49

General

  • Target

    2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe

  • Size

    246KB

  • MD5

    0fc92e2fab6f2a6fd8167349807604d1

  • SHA1

    faeaef226ef472099089656c92f832963d74a809

  • SHA256

    2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6

  • SHA512

    ba68f0312385667d7243aad77809f36f427951ffa3c7f3ffe3396ec806c782ef218c1eb6a5f35ee146e26e36c1a810f0eda0045a16417d5edb4578069b3fe054

  • SSDEEP

    6144:AuMJWY+qaHEQCcYfSBYJbQCjRcqESEgm6Anhc1kG6EmRzx:A+YcUc6SBLLTSEgBAnhc1kGsx

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Modifies Installed Components in the registry 2 TTPs 7 IoCs
  • UPX packed file 2 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 5 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 registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe
    "C:\Users\Admin\AppData\Local\Temp\2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Disables RegEdit via registry modification
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C AT /delete /yes
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:480
      • C:\Windows\SysWOW64\at.exe
        AT /delete /yes
        3⤵
          PID:980
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\WORD.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1504
        • C:\Windows\SysWOW64\at.exe
          AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\WORD.exe
          3⤵
            PID:1312
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1688
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x584
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1972
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:376
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:944
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SendNotifyMessage
        PID:980
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:268
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        PID:1912
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        PID:1768

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/376-64-0x000007FEFA911000-0x000007FEFA913000-memory.dmp

        Filesize

        8KB

      • memory/1688-62-0x000007FEFB331000-0x000007FEFB333000-memory.dmp

        Filesize

        8KB

      • memory/1912-68-0x000007FEF9031000-0x000007FEF9033000-memory.dmp

        Filesize

        8KB

      • memory/1996-54-0x0000000075281000-0x0000000075283000-memory.dmp

        Filesize

        8KB

      • memory/1996-61-0x0000000000400000-0x00000000004A5000-memory.dmp

        Filesize

        660KB

      • memory/1996-63-0x0000000000400000-0x00000000004A5000-memory.dmp

        Filesize

        660KB