Analysis

  • max time kernel
    119s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 18:39

General

  • Target

    c1d5297ee8735c4393639b686d6b6270N.exe

  • Size

    1.8MB

  • MD5

    c1d5297ee8735c4393639b686d6b6270

  • SHA1

    7aa5bbfa7b73a4fda0d63ce4fb4cc36e699f7bba

  • SHA256

    30bb5bb7e51d28d6a352acdb6fb1b6be88ffe2d781d0041f785af9c2cdf5cc0f

  • SHA512

    d470ecc45fc7613370e7d554265764e0afedc4f09c59dbeb42d410edca72cfccd02c4e7cdcd95660bcb9ac2eee1f6c7311bd90805ae6b9a9691e027f1162d71e

  • SSDEEP

    49152:qVA4fBDGeLp63a3/cKgzR/iJdIwQZFJD68dGYWPbmnq0G2SImeGf0g+gS6ZI8u43:qVA4fBDGeLp6K3/cKgzR/iJdIwQZFJDA

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 16 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1d5297ee8735c4393639b686d6b6270N.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d5297ee8735c4393639b686d6b6270N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\orMHG.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2532
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Updater 3" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3808
    • C:\Users\Admin\AppData\Roaming\Firefox.exe
      "C:\Users\Admin\AppData\Roaming\Firefox.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3152
      • C:\Users\Admin\AppData\Roaming\Firefox.exe
        C:\Users\Admin\AppData\Roaming\Firefox.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3760
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1932
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3112
        • 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\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:840
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3556
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4160
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:976
        • 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\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:532
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1948
      • C:\Users\Admin\AppData\Roaming\Firefox.exe
        C:\Users\Admin\AppData\Roaming\Firefox.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\orMHG.txt

    Filesize

    143B

    MD5

    962bc493b87f298696ad6e3eed7c7937

    SHA1

    985cc0c7e37e2465c4349abd528e120663ebd205

    SHA256

    c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01

    SHA512

    9dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173

  • C:\Users\Admin\AppData\Roaming\Firefox.txt

    Filesize

    1.8MB

    MD5

    b199943fa8cb7989daba3393d199dc28

    SHA1

    b7d5db5a2a630db00c9e88939e7adc69c8ebc458

    SHA256

    640161a39aa53c679ed358e433439cc3d1ea9e39e02dcfb4b11588b6c554f23d

    SHA512

    5592672961db379fe826a894f6a386131ed999180121f241d19c23299fc77b0d7c477272d566cb025c38270e49fd10ddce75e60cd6e42f902a850cef43867756

  • memory/1104-42-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1104-52-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1104-38-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1104-44-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2000-29-0x0000000000400000-0x00000000005DB000-memory.dmp

    Filesize

    1.9MB

  • memory/2000-0-0x0000000000400000-0x00000000005DB000-memory.dmp

    Filesize

    1.9MB

  • memory/3152-49-0x0000000000400000-0x00000000005DB000-memory.dmp

    Filesize

    1.9MB

  • memory/3760-35-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-31-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-50-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-51-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-34-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-55-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-58-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/3760-60-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB