Analysis

  • max time kernel
    147s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2024 01:35

General

  • Target

    3f913d513d97eb3ca8c8700f7de58fe4.exe

  • Size

    143KB

  • MD5

    3f913d513d97eb3ca8c8700f7de58fe4

  • SHA1

    c4ab3eaf01090a6751fa9b6878714cad99e493aa

  • SHA256

    4fc794f0028f3adb7b8efb6e02a196310ca9edde439ae8ac47f51b485d0eceaf

  • SHA512

    eda3c24ff4cce392475555dc250268ec4bf0b7eeb155d95d76125c09c288db76419d00aa53db12bd95c668be0de162b2cbb01c4dcd0080a294e7da3298de9bee

  • SSDEEP

    3072:ARFHEVUkrbJqMn+3WAXqmLe8Q+9NO+4nU6QVW6hiq3/IX5jLVoutq:AR2VJxqz3WAXqmLeCNV6QVNEq3WpoS

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • UPX packed file 13 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe
    "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe
      C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2440
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2768
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:2724
      • 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.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:2600
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2824
      • 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\3f913d513d97eb3ca8c8700f7de58fe4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2772
  • C:\Windows\SysWOW64\reg.exe
    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    1⤵
    • Modifies firewall policy service
    • Modifies registry key
    PID:2752
  • C:\Windows\SysWOW64\reg.exe
    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger" /f
    1⤵
    • Modifies firewall policy service
    • Modifies registry key
    PID:2844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2112-0-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2112-3-0x00000000024F0000-0x0000000002582000-memory.dmp

    Filesize

    584KB

  • memory/2112-8-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2440-7-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-6-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-4-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-14-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-15-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-16-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-18-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-19-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-21-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-23-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2440-24-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB