Analysis

  • max time kernel
    170s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2022 13:44

General

  • Target

    7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe

  • Size

    436KB

  • MD5

    17ba65c2acd44986b417661d57eee88f

  • SHA1

    0e5d8e92dafa9d2ee064da0a192920d7c77a241c

  • SHA256

    7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168

  • SHA512

    4e59c463aafb51be41987d1a5d04976ee6fa0c0888b325d12c671d026ca1503b3f09943417abc53787988ace6d6927e242775a197cd7dfec55409bae48d5e180

  • SSDEEP

    6144:vA9x5O5TLn9BHng5HaH/bNlNvdR1NvVejs9wmQ8XUvubgy:Sx5O5TTfgajhNxVejs9wmQ8XK27

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 10 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe
    "C:\Users\Admin\AppData\Local\Temp\7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2396
    • 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
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4784
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:3340
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe:*:Enabled:Windows Messanger" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4756
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\7f2a8c39cf324694b19e2b6522be091053e681c3b8c3b28e50f6fbf9f8c57168.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:1716
    • 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\bot-noip.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot-noip.exe:*:Enabled:Windows Messanger" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4924
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot-noip.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot-noip.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:4456
    • 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
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4748
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:368

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

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Downloads

  • memory/368-143-0x0000000000000000-mapping.dmp
  • memory/1716-140-0x0000000000000000-mapping.dmp
  • memory/2396-133-0x0000000000400000-0x0000000000470000-memory.dmp
    Filesize

    448KB

  • memory/2396-144-0x0000000000400000-0x0000000000470000-memory.dmp
    Filesize

    448KB

  • memory/3340-142-0x0000000000000000-mapping.dmp
  • memory/4456-141-0x0000000000000000-mapping.dmp
  • memory/4748-138-0x0000000000000000-mapping.dmp
  • memory/4756-137-0x0000000000000000-mapping.dmp
  • memory/4784-136-0x0000000000000000-mapping.dmp
  • memory/4924-139-0x0000000000000000-mapping.dmp