Analysis

  • max time kernel
    85s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 20:14

General

  • Target

    60637300dc8375cf869b6292c9668ed9b16ed1ef38315fcdef70046e2b664045.exe

  • Size

    512KB

  • MD5

    37756af016521b96b32b7fc3b9822c9c

  • SHA1

    790c9a3bf6470e330c64edbe07526802b5e97bd3

  • SHA256

    60637300dc8375cf869b6292c9668ed9b16ed1ef38315fcdef70046e2b664045

  • SHA512

    63c205001738e93c57e347780c638c380fdd11f731a9fb7695cb99f265dbd6f53a8dc11bc53bdec711b96ef7aa020a4a5e9b09486cb9c04bc8d0a2e531112c98

  • 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\60637300dc8375cf869b6292c9668ed9b16ed1ef38315fcdef70046e2b664045.exe
    "C:\Users\Admin\AppData\Local\Temp\60637300dc8375cf869b6292c9668ed9b16ed1ef38315fcdef70046e2b664045.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:1236
    • C:\Users\Admin\AppData\Local\Temp\n2187\s2187.exe
      "C:\Users\Admin\AppData\Local\Temp\n2187\s2187.exe" 58e5d97f0a4c940b68155715UxQm9b64xBv8YYru94N1CkclGBJMiHgCFw3g5mfUx/hwCMcTB0H4BMsm4CyvQWzUyIDn95s3n5HMIcfoLLEZ87R6OvthjKmFPYNQ8y2NoSj7lAO0fD5rx90s4kMV8sekCTe6TN6CbCQ+d+3iUjvZtU0m /v "C:\Users\Admin\AppData\Local\Temp\60637300dc8375cf869b6292c9668ed9b16ed1ef38315fcdef70046e2b664045.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:672

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n2187\s2187.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n2187\s2187.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n2187\s2187.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n2187\s2187.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n2187\s2187.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n2187\s2187.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/672-62-0x000007FEF3350000-0x000007FEF3D73000-memory.dmp

          Filesize

          10.1MB

        • memory/672-63-0x000007FEF22B0000-0x000007FEF3346000-memory.dmp

          Filesize

          16.6MB

        • memory/672-64-0x000007FEFB7C1000-0x000007FEFB7C3000-memory.dmp

          Filesize

          8KB

        • memory/672-65-0x0000000002026000-0x0000000002045000-memory.dmp

          Filesize

          124KB

        • memory/672-66-0x000007FEEDF50000-0x000007FEEEDDF000-memory.dmp

          Filesize

          14.6MB

        • memory/672-67-0x000007FEEDC60000-0x000007FEEDF4A000-memory.dmp

          Filesize

          2.9MB

        • memory/672-68-0x0000000002026000-0x0000000002045000-memory.dmp

          Filesize

          124KB

        • memory/1236-54-0x0000000075991000-0x0000000075993000-memory.dmp

          Filesize

          8KB