Analysis

  • max time kernel
    45s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 21:07

General

  • Target

    cb862b14f63223089cc13ca62444c8ea2a4cd0f50a0df32d1dccd956e9dd5269.exe

  • Size

    512KB

  • MD5

    280fb12a2138dac4b56e623e96dbfb6e

  • SHA1

    20b8747a098f079b654254b12675ad8b736148ac

  • SHA256

    cb862b14f63223089cc13ca62444c8ea2a4cd0f50a0df32d1dccd956e9dd5269

  • SHA512

    fdef5efd8ca68a500984018624a113740d128792ac2cb126abb5e1b74d1230c811df5a18aea23e9e3faf2fd5356e715f41eb7dfbf6e453b03b02dbfd751c7157

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4a:0+h9OY70z+warul3E4a

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\cb862b14f63223089cc13ca62444c8ea2a4cd0f50a0df32d1dccd956e9dd5269.exe
    "C:\Users\Admin\AppData\Local\Temp\cb862b14f63223089cc13ca62444c8ea2a4cd0f50a0df32d1dccd956e9dd5269.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:1352
    • C:\Users\Admin\AppData\Local\Temp\n7289\s7289.exe
      "C:\Users\Admin\AppData\Local\Temp\n7289\s7289.exe" 2dbbd5e3a83a8768003c1377fEqgVA3FAw197XrbGfBNcZjjKxhNG43nMsd3sZ+wFj0HPHmcIjX8nl/tCn6JMt4F4n+4m1/dSqxDPKmV7SgFNT8SoTTXY3i/YJ6HUnz4VDkl6yeA6vmgV7t+7wBT4oeBEtooqaYwuv7WEJKqDK6Qe/MY /v "C:\Users\Admin\AppData\Local\Temp\cb862b14f63223089cc13ca62444c8ea2a4cd0f50a0df32d1dccd956e9dd5269.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1324

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n7289\s7289.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n7289\s7289.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7289\s7289.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7289\s7289.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7289\s7289.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n7289\s7289.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/1324-62-0x000007FEF3C50000-0x000007FEF4673000-memory.dmp

          Filesize

          10.1MB

        • memory/1324-63-0x000007FEF2BB0000-0x000007FEF3C46000-memory.dmp

          Filesize

          16.6MB

        • memory/1324-64-0x0000000001F96000-0x0000000001FB5000-memory.dmp

          Filesize

          124KB

        • memory/1324-65-0x000007FEEDD50000-0x000007FEEEBDF000-memory.dmp

          Filesize

          14.6MB

        • memory/1324-66-0x000007FEF20D0000-0x000007FEF23BA000-memory.dmp

          Filesize

          2.9MB

        • memory/1324-67-0x0000000001F96000-0x0000000001FB5000-memory.dmp

          Filesize

          124KB

        • memory/1352-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

          Filesize

          8KB