Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2022 23:24

General

  • Target

    fdc4a3630207439259b1e1219811e640308f7e740fbeea3a5797ad9ecd051138.exe

  • Size

    240KB

  • MD5

    92e4aa7a5c0d2ea3c726fb72f9233951

  • SHA1

    3d5d0078d2dca76e3946f4297b4ce72cb78c2cfc

  • SHA256

    fdc4a3630207439259b1e1219811e640308f7e740fbeea3a5797ad9ecd051138

  • SHA512

    09dee9b31f0bf8ebfe5e0c1439c415bd55f27261cb296e70d7abc9b58a50e86df980621a99f5c05c41eccc601343bdd907f42209113c4e54cb942a2e849685c6

  • SSDEEP

    3072:j6JnpFF+YupJ904AX+ipuvnHMC6Fz2Pa9VZumXYdVL63fZi8KGccmgoyyb:UpFFk/at6PMFKa9VUuYdVL63fZN7q

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 54 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdc4a3630207439259b1e1219811e640308f7e740fbeea3a5797ad9ecd051138.exe
    "C:\Users\Admin\AppData\Local\Temp\fdc4a3630207439259b1e1219811e640308f7e740fbeea3a5797ad9ecd051138.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Users\Admin\shwag.exe
      "C:\Users\Admin\shwag.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\shwag.exe

    Filesize

    240KB

    MD5

    4fa6dfc18908622ba47d52f6b1d0e41f

    SHA1

    99541803dc4ab993d15b1f9b5137ad660be30935

    SHA256

    e17b4211f26671b89eecc41f2ee5d1e230b58f625a70d52dcc4fe8e9387fae06

    SHA512

    0ac0ef51d476c343cc55e77e92aca452fa3e29b3db7f81e7305365ba63e95ec991b2eaf3c646baf5fab1880f753efa6f562a72740a6b16ee1c1a184f7c616aa7

  • C:\Users\Admin\shwag.exe

    Filesize

    240KB

    MD5

    4fa6dfc18908622ba47d52f6b1d0e41f

    SHA1

    99541803dc4ab993d15b1f9b5137ad660be30935

    SHA256

    e17b4211f26671b89eecc41f2ee5d1e230b58f625a70d52dcc4fe8e9387fae06

    SHA512

    0ac0ef51d476c343cc55e77e92aca452fa3e29b3db7f81e7305365ba63e95ec991b2eaf3c646baf5fab1880f753efa6f562a72740a6b16ee1c1a184f7c616aa7