Analysis

  • max time kernel
    67s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 01:57

General

  • Target

    90968460208bd301228427cbc1dd8e07d7e3dbabdc88bca585dd8079dd58ab43.exe

  • Size

    512KB

  • MD5

    073af020a55fbe8ba0036cc6723a07f5

  • SHA1

    283d2636dda4d906d98204508426657691102cfa

  • SHA256

    90968460208bd301228427cbc1dd8e07d7e3dbabdc88bca585dd8079dd58ab43

  • SHA512

    46f37d7c598893e1ce43b1a8c9a01c00ab6303666336be4a49c49465fa3044cd0e93b15cf3d0fce2b5a81e8ec6bfd99c39cd1dce89e8b5538dc8477fdd2b9795

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E49:0+h9OY70z+warul3E49

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\90968460208bd301228427cbc1dd8e07d7e3dbabdc88bca585dd8079dd58ab43.exe
    "C:\Users\Admin\AppData\Local\Temp\90968460208bd301228427cbc1dd8e07d7e3dbabdc88bca585dd8079dd58ab43.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:1800
    • C:\Users\Admin\AppData\Local\Temp\n584\s584.exe
      "C:\Users\Admin\AppData\Local\Temp\n584\s584.exe" 7351b7f6eaedc83d6796ab55dflRl4VtGXzckQetNNbvnxA6QRR/4SGGOZOGutd5pPIq/UJLsZTOcEiAbIBAvfbKh5SX/eCyrju2Y7/EvgwUYmIWJNIcXvm1I1gdB4Ugo9KwugFTFW1jdCQEu6QteiOAuDZokmnAkGQBAk6gAFprb6NL /v "C:\Users\Admin\AppData\Local\Temp\90968460208bd301228427cbc1dd8e07d7e3dbabdc88bca585dd8079dd58ab43.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1108

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n584\s584.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n584\s584.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n584\s584.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n584\s584.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n584\s584.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n584\s584.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/1108-62-0x000007FEF3A90000-0x000007FEF44B3000-memory.dmp

          Filesize

          10.1MB

        • memory/1108-63-0x000007FEF29F0000-0x000007FEF3A86000-memory.dmp

          Filesize

          16.6MB

        • memory/1108-64-0x000007FEFBE11000-0x000007FEFBE13000-memory.dmp

          Filesize

          8KB

        • memory/1108-65-0x000007FEEE200000-0x000007FEEF08F000-memory.dmp

          Filesize

          14.6MB

        • memory/1108-66-0x0000000001E66000-0x0000000001E85000-memory.dmp

          Filesize

          124KB

        • memory/1108-67-0x000007FEF2700000-0x000007FEF29EA000-memory.dmp

          Filesize

          2.9MB

        • memory/1108-68-0x0000000001E66000-0x0000000001E85000-memory.dmp

          Filesize

          124KB

        • memory/1800-54-0x00000000758C1000-0x00000000758C3000-memory.dmp

          Filesize

          8KB