Analysis

  • max time kernel
    42s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 13:39

General

  • Target

    b195c234eb83913067eb2921077266a6cee5dacea08f8c8bbdcbdb635104043f.exe

  • Size

    319KB

  • MD5

    14b5838f141bb5106acd5a6b7f4e8f30

  • SHA1

    6bbfad3803cbc7c2ae32a7b449ac2cea022f48ab

  • SHA256

    b195c234eb83913067eb2921077266a6cee5dacea08f8c8bbdcbdb635104043f

  • SHA512

    c79da5a2a378a57135f1ac3fe6892f082c4b281c0124d2df0b1f019853b6e049203f83e67b5e4e4bbb8c13bb463c7fbc635f81f0dd25cf0c822d2571bda6c143

  • SSDEEP

    6144:f6zF1huD31TtVOQ7wf5zVu36xrRanr0WDfWN2S3zaEmgsj74:guD1Rdwf5zRkr0Wig7

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b195c234eb83913067eb2921077266a6cee5dacea08f8c8bbdcbdb635104043f.exe
    "C:\Users\Admin\AppData\Local\Temp\b195c234eb83913067eb2921077266a6cee5dacea08f8c8bbdcbdb635104043f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Users\Admin\AppData\Local\Temp\Crypted.exe
      "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:872
      • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
        dw20.exe -x -s 404
        3⤵
          PID:1188
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:952

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\862150_498751900217675_874178382_n.ico

      Filesize

      133KB

      MD5

      b86a2d3fb9fde1a7a700a5bb84bf4f8d

      SHA1

      b1dbbfb8da7ebd214ab6eb5d45b7b46e6f5dee59

      SHA256

      1b39fe950012435cc09025e311b3d0b41a0f9672d3e8be6e70a330e223030684

      SHA512

      9d8c505d53f889ba4f73b2a3e0cc69e5d9f7fa996986376ba7f0f3ceee0ccba7582bc7a499fb8ebabb71470aef409e3fbb93519cd6aa9719aa4d9692ac18d4d0

    • C:\Users\Admin\AppData\Local\Temp\Crypted.exe

      Filesize

      42KB

      MD5

      89957dc086981aabce57e759f3fc2dd8

      SHA1

      c2af7ca5453002fe72769b0978a42e445e1b88d5

      SHA256

      da48e2d1b810411931a1e7347f66ceda94f4b6393c84ddaf460c4538950c0676

      SHA512

      8894e18b4fd0e920245c4655ba9f6220a50479b818b449ac10b8397e34681c8bba2fb05a214cbff7d9fc057cbf2dafe54784acbebcae8a11ec6ccac2f3afaf06

    • C:\Users\Admin\AppData\Local\Temp\Crypted.exe

      Filesize

      42KB

      MD5

      89957dc086981aabce57e759f3fc2dd8

      SHA1

      c2af7ca5453002fe72769b0978a42e445e1b88d5

      SHA256

      da48e2d1b810411931a1e7347f66ceda94f4b6393c84ddaf460c4538950c0676

      SHA512

      8894e18b4fd0e920245c4655ba9f6220a50479b818b449ac10b8397e34681c8bba2fb05a214cbff7d9fc057cbf2dafe54784acbebcae8a11ec6ccac2f3afaf06

    • \Users\Admin\AppData\Local\Temp\Crypted.exe

      Filesize

      42KB

      MD5

      89957dc086981aabce57e759f3fc2dd8

      SHA1

      c2af7ca5453002fe72769b0978a42e445e1b88d5

      SHA256

      da48e2d1b810411931a1e7347f66ceda94f4b6393c84ddaf460c4538950c0676

      SHA512

      8894e18b4fd0e920245c4655ba9f6220a50479b818b449ac10b8397e34681c8bba2fb05a214cbff7d9fc057cbf2dafe54784acbebcae8a11ec6ccac2f3afaf06

    • \Users\Admin\AppData\Local\Temp\Crypted.exe

      Filesize

      42KB

      MD5

      89957dc086981aabce57e759f3fc2dd8

      SHA1

      c2af7ca5453002fe72769b0978a42e445e1b88d5

      SHA256

      da48e2d1b810411931a1e7347f66ceda94f4b6393c84ddaf460c4538950c0676

      SHA512

      8894e18b4fd0e920245c4655ba9f6220a50479b818b449ac10b8397e34681c8bba2fb05a214cbff7d9fc057cbf2dafe54784acbebcae8a11ec6ccac2f3afaf06

    • memory/872-61-0x000007FEF3DC0000-0x000007FEF47E3000-memory.dmp

      Filesize

      10.1MB

    • memory/1188-63-0x000007FEFC1B1000-0x000007FEFC1B3000-memory.dmp

      Filesize

      8KB

    • memory/1988-54-0x0000000075831000-0x0000000075833000-memory.dmp

      Filesize

      8KB