Analysis

  • max time kernel
    152s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 19:18

General

  • Target

    017bf1715955bf86ce50019701672081.exe

  • Size

    1.2MB

  • MD5

    017bf1715955bf86ce50019701672081

  • SHA1

    3c7dd798ca577f706882ca705910e305d3cc570d

  • SHA256

    50dc462a48b96113b0403ce43470a69e2e9eb6cfa0b358bc28481102e31435ab

  • SHA512

    e67ca2e704e2a6e9b27133ea2a5d02222c979ec5c2fb8e9185905807b055578dbc6a9f734aa227858fe519b7f043d58ed7c066cea782e2461e60f050771746b4

  • SSDEEP

    24576:N0bQMK/FmbOlk51dSJXsHu69FFEYLys8vQr2p49:ihjbOC1daXsO69h98lp49

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Modifies Control Panel 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\017bf1715955bf86ce50019701672081.exe
    "C:\Users\Admin\AppData\Local\Temp\017bf1715955bf86ce50019701672081.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\ProgramData\33011715\33011715.bat" "
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im 017bf1715955bf86ce50019701672081.exe /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2784
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c start C:\PROGRA~3\33011715\33011715.exe /install
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2884
        • C:\PROGRA~3\33011715\33011715.exe
          C:\PROGRA~3\33011715\33011715.exe /install
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Modifies Control Panel
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:2700

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\33011715\33011715.bat

          Filesize

          290B

          MD5

          d35f9f7ef819fb75cd7ffa1cf1379d9a

          SHA1

          c9c8b9de4d1e4c46f717cbac262af9c94d609167

          SHA256

          b563b95e17e0e4d56969d2f03a45ad8b238b27da88701fafac04fcbbe29a13e7

          SHA512

          ef413ac2a1d0150fd232428d131ac003028000a306b1789f2430c52dba5e5a6d8411576b812e8a1e55af334b7609579ae5a10f9dbffb04e4f268bf71d9cab209

        • \PROGRA~3\33011715\33011715.exe

          Filesize

          1.2MB

          MD5

          017bf1715955bf86ce50019701672081

          SHA1

          3c7dd798ca577f706882ca705910e305d3cc570d

          SHA256

          50dc462a48b96113b0403ce43470a69e2e9eb6cfa0b358bc28481102e31435ab

          SHA512

          e67ca2e704e2a6e9b27133ea2a5d02222c979ec5c2fb8e9185905807b055578dbc6a9f734aa227858fe519b7f043d58ed7c066cea782e2461e60f050771746b4

        • memory/2120-1-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2120-2-0x0000000000290000-0x0000000000390000-memory.dmp

          Filesize

          1024KB

        • memory/2120-3-0x00000000001C0000-0x00000000001C2000-memory.dmp

          Filesize

          8KB

        • memory/2120-4-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2120-7-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2120-15-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2120-17-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-29-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-39-0x0000000000250000-0x0000000000350000-memory.dmp

          Filesize

          1024KB

        • memory/2700-26-0x00000000001B0000-0x00000000001B2000-memory.dmp

          Filesize

          8KB

        • memory/2700-27-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-28-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-24-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-30-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-31-0x0000000000240000-0x0000000000241000-memory.dmp

          Filesize

          4KB

        • memory/2700-36-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-37-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-38-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-25-0x0000000000250000-0x0000000000350000-memory.dmp

          Filesize

          1024KB

        • memory/2700-40-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-41-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-42-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-43-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-45-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-46-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-47-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-48-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-49-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB

        • memory/2700-50-0x0000000000400000-0x00000000005F7000-memory.dmp

          Filesize

          2.0MB