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Analysis

  • max time kernel
    221s
  • max time network
    232s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 09:18

General

  • Target

    63249c576edc9ea6ab9db69c6a246a68.exe

  • Size

    4.0MB

  • MD5

    63249c576edc9ea6ab9db69c6a246a68

  • SHA1

    a9d9098cea50db4ed7b7dc50e4c3aa01b854de85

  • SHA256

    7d4c7c9c88715777c8d8015f32a9bd78ca5fdc11a7dcc0b122c8f4e3eef86b9e

  • SHA512

    cd815c54acbe518eab6f04b4669137d2796c6bccc99fdf33942c98b716f67fc98bfd84b7ae40d18a3148bbc9088f0d09cb8f9185dfc307fd2427281aeefdcc69

  • SSDEEP

    98304:PX4UvYQuEW9HKuoaTn9BkyD4qlrobltettyryazx14:v/YkWlKu99Bky9oblAtt4ya0

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 19 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63249c576edc9ea6ab9db69c6a246a68.exe
    "C:\Users\Admin\AppData\Local\Temp\63249c576edc9ea6ab9db69c6a246a68.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Users\Admin\AppData\Local\Temp\is-8M82D.tmp\63249c576edc9ea6ab9db69c6a246a68.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-8M82D.tmp\63249c576edc9ea6ab9db69c6a246a68.tmp" /SL5="$70040,3523396,721408,C:\Users\Admin\AppData\Local\Temp\63249c576edc9ea6ab9db69c6a246a68.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4452
      • C:\Program Files (x86)\Aut\Explicabo.exe
        "C:\Program Files (x86)\Aut/\Explicabo.exe" f16782cc59e76d9c5efe60e3c61e348b
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:3704
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 800
          4⤵
          • Program crash
          PID:3244
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3704 -ip 3704
    1⤵
      PID:2288

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Aut\Explicabo.exe

      Filesize

      2.9MB

      MD5

      9a3848877dd9e79a3b763d7a4aec09a4

      SHA1

      0880dbd7110a6dab15f7c3aad9ed8d0d8ce2c373

      SHA256

      2f9f399bdb9c2fe02323b45ece732de5f99cbd09f289b67ddf3df7f55055fb19

      SHA512

      fae6ed2e3a6f78fedac7f728286e70742a103073bd701f33b6347c564022199ecb6c2f421178ebbaf0b20dc64f4c8e1e7cf35334a5d9fe7d69c3b4e616420ee7

    • C:\Program Files (x86)\Aut\sqlite3.dll

      Filesize

      630KB

      MD5

      e477a96c8f2b18d6b5c27bde49c990bf

      SHA1

      e980c9bf41330d1e5bd04556db4646a0210f7409

      SHA256

      16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

      SHA512

      335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

    • C:\Users\Admin\AppData\Local\Temp\is-8M82D.tmp\63249c576edc9ea6ab9db69c6a246a68.tmp

      Filesize

      2.4MB

      MD5

      3fddfbaa9d029821152e746edbabf7ce

      SHA1

      703690b3a2377047f6755e9b5274d608791b8062

      SHA256

      787cef456bd60075199c04ac38dd5e65291bd3a930b132538889e4dafb76fa1a

      SHA512

      fd50e763c6523022f1be02a6a690d2a2dec4e9a73c941314b4a810bbd7605d4058c5c49c53dcbdd8fde5e6c4d2c78fcec52b5bca087cbf552bc1ce90819c4903

    • C:\Users\Admin\AppData\Local\Temp\is-8M82D.tmp\63249c576edc9ea6ab9db69c6a246a68.tmp

      Filesize

      72KB

      MD5

      7e47166a50160c2b79761efc74059cb2

      SHA1

      f4333fbf877eaded9965be9199c56976047ec843

      SHA256

      5ffd8c4ad25f3c539dd12323344b00b18a3078a57eea19227e8fdf1793f767fa

      SHA512

      50df9effff4fc89c2821e03da6ef8d59a58e612e6862a446b0bb4a4d3f5c8e388c4ff65b507d4680937ae01749b3e5a517c362600433f344f9a34e1a777b2558

    • C:\Users\Admin\AppData\Local\Temp\is-TSJ1Q.tmp\_isetup\_iscrypt.dll

      Filesize

      2KB

      MD5

      a69559718ab506675e907fe49deb71e9

      SHA1

      bc8f404ffdb1960b50c12ff9413c893b56f2e36f

      SHA256

      2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

      SHA512

      e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

    • memory/3704-54-0x0000000003FE0000-0x0000000003FE1000-memory.dmp

      Filesize

      4KB

    • memory/3704-50-0x0000000060900000-0x0000000060992000-memory.dmp

      Filesize

      584KB

    • memory/3704-51-0x0000000000400000-0x00000000014F6000-memory.dmp

      Filesize

      17.0MB

    • memory/3704-52-0x0000000000400000-0x00000000014F6000-memory.dmp

      Filesize

      17.0MB

    • memory/3704-57-0x0000000000400000-0x00000000014F6000-memory.dmp

      Filesize

      17.0MB

    • memory/3704-65-0x0000000000400000-0x00000000014F6000-memory.dmp

      Filesize

      17.0MB

    • memory/3980-41-0x0000000000400000-0x00000000004BE000-memory.dmp

      Filesize

      760KB

    • memory/3980-0-0x0000000000400000-0x00000000004BE000-memory.dmp

      Filesize

      760KB

    • memory/4452-43-0x0000000000400000-0x0000000000679000-memory.dmp

      Filesize

      2.5MB

    • memory/4452-5-0x0000000000B60000-0x0000000000B61000-memory.dmp

      Filesize

      4KB

    • memory/4452-53-0x0000000000B60000-0x0000000000B61000-memory.dmp

      Filesize

      4KB