Analysis

  • max time kernel
    71s
  • max time network
    139s
  • 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, 14:56

General

  • Target

    0417120f15cf34746cbb3a1af9faedb492a3e71b41d7d48d7b177d09385f4ac6.exe

  • Size

    512KB

  • MD5

    19c4c460606a97e68f037a1a7d1e667c

  • SHA1

    7907111bcfa84be35dc19bf518276adc902c688b

  • SHA256

    0417120f15cf34746cbb3a1af9faedb492a3e71b41d7d48d7b177d09385f4ac6

  • SHA512

    f3340e46d8a713d6d41c2985ed5b0531e920db36e6d3843f61f5ee44360cff49799a26dd3dbcbf705c43325f1114940addbe6006f7883f6bc12d4b9fa469c78e

  • 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 3 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\0417120f15cf34746cbb3a1af9faedb492a3e71b41d7d48d7b177d09385f4ac6.exe
    "C:\Users\Admin\AppData\Local\Temp\0417120f15cf34746cbb3a1af9faedb492a3e71b41d7d48d7b177d09385f4ac6.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:2224
    • C:\Users\Admin\AppData\Local\Temp\n9715\s9715.exe
      "C:\Users\Admin\AppData\Local\Temp\n9715\s9715.exe" 295fcfe5dc1ba927800085e3gHlroQkZi8g52wqUGKbQ7R7BIyhOeMuJ6f/GeTR0lM1BfZeCbutaqytK9yVFcCtsLIabDCKxrqyC0rZbo2Ge7+Bh8B4MjTyOJXmGzz1BWsx9GO1Lw0PGWkkcPGJ7J9vTSm0fzj/q84mjeQJ0eTT+tFYO /v "C:\Users\Admin\AppData\Local\Temp\0417120f15cf34746cbb3a1af9faedb492a3e71b41d7d48d7b177d09385f4ac6.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:5016

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n9715\s9715.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n9715\s9715.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/5016-135-0x00007FFDDE7B0000-0x00007FFDDF1E6000-memory.dmp

          Filesize

          10.2MB

        • memory/5016-136-0x000000000139A000-0x000000000139F000-memory.dmp

          Filesize

          20KB

        • memory/5016-137-0x000000000139A000-0x000000000139F000-memory.dmp

          Filesize

          20KB