Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 22:57

General

  • Target

    87c8af44c306986e5a6cfa90d0b5a456.exe

  • Size

    1.6MB

  • MD5

    87c8af44c306986e5a6cfa90d0b5a456

  • SHA1

    36a5bcd8dbebe601394279575c5f683d2b2c118a

  • SHA256

    b8f68894ce47842f2b2971225933f262fb3cab2065c71361db21813fa772a302

  • SHA512

    d2067845e2a5e1a8a83d369918c92b79ae76f7986a96e201f2af0b84cf32d47b95d0c44cefa1dfa7e150282412627d5882dfc4dfba9c313a5d576b611dffb897

  • SSDEEP

    24576:cTIwOpLcj9lYsuTb9Bvju0D+KZQUiI2Xu6ivfH:UOpL0lYlH9tPDi+ZvfH

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe
    "C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:184
    • C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe
      "C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe" C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:820
    • C:\Program Files (x86)\Adobe\acrotray.exe
      "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5040
      • C:\Program Files (x86)\Adobe\acrotray.exe
        "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:596
      • C:\Program Files (x86)\Adobe\acrotray .exe
        "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\Program Files (x86)\Adobe\acrotray .exe
          "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\87c8af44c306986e5a6cfa90d0b5a456.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3820
  • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
    "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
    1⤵
      PID:4056
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2280
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2280 CREDAT:17410 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1856
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2280 CREDAT:82950 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2468
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2280 CREDAT:82954 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Adobe\acrotray .exe

      Filesize

      1.6MB

      MD5

      87c0b004a7d8b3c43fcc332f667caf46

      SHA1

      8408313c192f9a65b52c08a6b34ec823cd381096

      SHA256

      c51434e2d2c502f2692c855aebf8a795f798099460b59d4a2bea99248c55d7f0

      SHA512

      a9422f5a42b4bb781150a99110ff87ed8739f329a4b2ed09ee15195ec8b5c3ca837aa84f39591ed5245a3dae16f4d97daaa83d5ce58df980ad819fa57c4a2dba

    • C:\Program Files (x86)\Adobe\acrotray.exe

      Filesize

      1.6MB

      MD5

      c02acd526baa4cd3c4916255dca7fad9

      SHA1

      5ebb8a8f8947f57588710cd8f98e7aba4fa3dd32

      SHA256

      62896284fa29a60b33e8eb97810c64b0421b7889ea3ddde0648b803f684ee394

      SHA512

      60898d2f131da7ff380e583ce071a4a3fd06ecb086a1410957e8a4ef905529ac8e7d74e008f3051980159e42d736ac5cebcd86287089061c0defd6cebb01c83a

    • memory/184-0-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB