Analysis

  • max time kernel
    114s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-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
  • Loads dropped DLL 4 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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\AppData\Local\Temp\n3389\s3389.exe
      "C:\Users\Admin\AppData\Local\Temp\n3389\s3389.exe" b1db80858e2a5014dcacee20w58l0qjPasyaqLs+o5aRDL21rbWGR+CGSYAY2gCpdhDbLDWLxoTpKefQqf42uLmS+fA1e58y3CUtHj/delJDf1jlDKygqukN+ARv/Ry89rnQOdT3Vo7ockpGiw1YBF6HV2BUV3IR4AWGK9bK/rxd0YJU /v "C:\Users\Admin\AppData\Local\Temp\d5e22dbb0315ab842e98f2d1e9b8312ff12f42dbe50baa683fd32e814bedd53e.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:900

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n3389\s3389.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n3389\s3389.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3389\s3389.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3389\s3389.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3389\s3389.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3389\s3389.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/900-62-0x000007FEF3410000-0x000007FEF3E33000-memory.dmp

          Filesize

          10.1MB

        • memory/900-63-0x000007FEF2370000-0x000007FEF3406000-memory.dmp

          Filesize

          16.6MB

        • memory/900-64-0x0000000000AD6000-0x0000000000AF5000-memory.dmp

          Filesize

          124KB

        • memory/900-65-0x000007FEEE790000-0x000007FEEF61F000-memory.dmp

          Filesize

          14.6MB

        • memory/900-66-0x0000000000AD6000-0x0000000000AF5000-memory.dmp

          Filesize

          124KB

        • memory/900-67-0x000007FEEE4A0000-0x000007FEEE78A000-memory.dmp

          Filesize

          2.9MB

        • memory/900-68-0x0000000000AD6000-0x0000000000AF5000-memory.dmp

          Filesize

          124KB

        • memory/1964-54-0x0000000074D81000-0x0000000074D83000-memory.dmp

          Filesize

          8KB