Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/05/2024, 06:23

General

  • Target

    c15da86753f441cdb812268270b94d8392f6ed78d7fd918dbea87cb60728a7fe.exe

  • Size

    1.1MB

  • MD5

    a9dcafae76cc09c9a2a53f4b1d864ead

  • SHA1

    36dbdf388a1215c46d8bd49c8e7d6ac4843bc9d4

  • SHA256

    c15da86753f441cdb812268270b94d8392f6ed78d7fd918dbea87cb60728a7fe

  • SHA512

    741089c23b8311356aa2f5cf860aaa284e50957a343e7d09a0d624610186b8299a34d3bda2bb79994d2fd961a53a019a04de1591d0127d6aaba8326ad9798f67

  • SSDEEP

    24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5QR:acallSllG4ZM7QzMC

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 5 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c15da86753f441cdb812268270b94d8392f6ed78d7fd918dbea87cb60728a7fe.exe
    "C:\Users\Admin\AppData\Local\Temp\c15da86753f441cdb812268270b94d8392f6ed78d7fd918dbea87cb60728a7fe.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1856
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Checks computer location settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4052
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Checks computer location settings
        • Deletes itself
        • Executes dropped EXE
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4696
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
          4⤵
          • Checks computer location settings
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:5016
          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:1796
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
          4⤵
          • Checks computer location settings
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:3140
          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:1540

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini

          Filesize

          92B

          MD5

          67b9b3e2ded7086f393ebbc36c5e7bca

          SHA1

          e6299d0450b9a92a18cc23b5704a2b475652c790

          SHA256

          44063c266686263f14cd2a83fee124fb3e61a9171a6aab69709464f49511011d

          SHA512

          826fbc9481f46b1ae3db828a665c55c349023caf563e6e8c17321f5f3af3e4c3914955db6f0eebfc6defe561315435d47310b4d0499ab9c2c85bb61264dedc09

        • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

          Filesize

          696B

          MD5

          10ffe941ac3b45a1b27eaab090d03e3b

          SHA1

          4f72abac858bc7659692930176f0cd4f18e354f1

          SHA256

          b2a27182b84ccf59736264c5fc788f96d92a2d3a14fe7c964e0976af00956144

          SHA512

          638a48fe06a5e0c47e50ac67e0df2d6952e5e39620a585e5fb086d40ff61cff9bee6a6cfda6582c54e216f052dc6ba4ce5d742ae5174a987701701e67dc65544

        • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

          Filesize

          753B

          MD5

          69a5f85ff8d8baaaf506c582db23aa36

          SHA1

          bca4ce6af89052bdc8322edd6cab3229b03bb6e5

          SHA256

          dc82aa657370f46cdd1c5dbb04aee089b972979e5d9af6aee28db768ddbea828

          SHA512

          4984b908cc402f33d4505fa5b0866d938f8f9805e707662e82296e809a0975934ba9ad02ad039e7d66cec278b6ddf48f0fead1d2f1ea14f7d8006dda08a0feb4

        • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

          Filesize

          1.1MB

          MD5

          116079ac9afcf4e87dca4140f7128e61

          SHA1

          ae6f4f8949a01d283279f50afc3cd13869fda6fb

          SHA256

          508d0030c99a9913c20558bff86e997c604eefcc9c554f169e1223eec13dcaf3

          SHA512

          cc3d7aa6f275e8311c802346486fc35b3882eaf1a117b0eef51f56368e947f734aa3ca481cfd0d4181105cd32424e18fe9cabc61b3e9a301e818577bbef4cb34

        • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

          Filesize

          1.1MB

          MD5

          dd36e97ba4f8ec597131b5b1a65587cb

          SHA1

          eaebd4f8954988ece30b3be382871bab6b6b8719

          SHA256

          2d3a00c9be4776d017052f0c549271f9ce8e18e5ae828670cd57e4e887815c77

          SHA512

          5beb2b3b3303c6eca679e2142036f5a82e84ff87558d98ba66921c41c906ada6bf686ae76e1826c522ae695c71f32ef29b86f1f0dc0aff52005d1ddf0af3308a

        • memory/1540-25-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB

        • memory/1540-29-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB

        • memory/1796-27-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB

        • memory/1796-28-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB

        • memory/1856-0-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB

        • memory/1856-9-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB

        • memory/4696-22-0x0000000000400000-0x000000000055F000-memory.dmp

          Filesize

          1.4MB