Analysis

  • max time kernel
    150s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 19:28

General

  • Target

    d5e22dbb0315ab842e98f2d1e9b8312ff12f42dbe50baa683fd32e814bedd53e.exe

  • Size

    512KB

  • MD5

    61264f5c60b9ac82919aa00dad3829d2

  • SHA1

    56c5d5bceecfc5f4ab6cc6fa64e6b0d3bfa6822b

  • SHA256

    d5e22dbb0315ab842e98f2d1e9b8312ff12f42dbe50baa683fd32e814bedd53e

  • SHA512

    d59886e2345bbe1bcff7cdc975754fe249286ce02a6d295c11e1b5e072284bb46dc0c320327598a001a4d5e514a1c187e5dac575e98b41448ace7dd408bbf198

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4G:0+h9OY70z+warul3E4G

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5e22dbb0315ab842e98f2d1e9b8312ff12f42dbe50baa683fd32e814bedd53e.exe
    "C:\Users\Admin\AppData\Local\Temp\d5e22dbb0315ab842e98f2d1e9b8312ff12f42dbe50baa683fd32e814bedd53e.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Users\Admin\AppData\Local\Temp\n3099\s3099.exe
      "C:\Users\Admin\AppData\Local\Temp\n3099\s3099.exe" b1db80858e2a5014dcacee20w58l0qjPasyaqLs+o5aRDL21rbWGR+CGSYAY2gCpdhDbLDWLxoTpKefQqf42uLmS+fA1e58y3CUtHj/delJDf1jlDKygqukN+ARv/Ry89rnQOdT3Vo7ockpGiw1YBF6HV2BUV3IR4AWGK9bK/rxd0YJU /v "C:\Users\Admin\AppData\Local\Temp\d5e22dbb0315ab842e98f2d1e9b8312ff12f42dbe50baa683fd32e814bedd53e.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1280

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n3099\s3099.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n3099\s3099.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/1280-135-0x00007FFA6CD30000-0x00007FFA6D766000-memory.dmp

          Filesize

          10.2MB

        • memory/1280-136-0x00000000010DA000-0x00000000010DF000-memory.dmp

          Filesize

          20KB

        • memory/1280-137-0x00000000010DA000-0x00000000010DF000-memory.dmp

          Filesize

          20KB