Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 03:16

General

  • Target

    260dca671fdc6582f92149399ef8d87a.exe

  • Size

    512KB

  • MD5

    260dca671fdc6582f92149399ef8d87a

  • SHA1

    02aa39c95acf2626c9196c62a45be3ff264b85e7

  • SHA256

    16ba8bb031846bb9c43f3b062cca5d90de1da90e1c270cfe886f80d421fc8a2f

  • SHA512

    c0467a320664226bc2673e245ab1b9e8feedf2f072a35c9edf28c9f200414b72e87862dd84fba0ff0a14780bcc67e4b9d992dddf71186cce5c6de0b8102d52d2

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4D:0+h9OY70z+warul3E4D

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • 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).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 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\260dca671fdc6582f92149399ef8d87a.exe
    "C:\Users\Admin\AppData\Local\Temp\260dca671fdc6582f92149399ef8d87a.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:5052
    • C:\Users\Admin\AppData\Local\Temp\n9390\s9390.exe
      "C:\Users\Admin\AppData\Local\Temp\n9390\s9390.exe" fb273f705641386283face71GxSnqnQxWfDYpwTC96yU8AcoKmz1N4bYL6wwGZJmbie6KkQgHAjFQhCBOr8gKAZ1fomtIDuyqGarYqFPSRQ7XT6dpQREuHg9IHjrytnh+Rxwq/O9FpuXLdpnSRV+IMn/4qRZ2XScfRU1QmKFwwsUscxC /v "C:\Users\Admin\AppData\Local\Temp\260dca671fdc6582f92149399ef8d87a.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:2196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2196-13-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-12-0x00007FFB708C0000-0x00007FFB71261000-memory.dmp

    Filesize

    9.6MB

  • memory/2196-29-0x000000001B1D0000-0x000000001B1E2000-memory.dmp

    Filesize

    72KB

  • memory/2196-33-0x000000001C570000-0x000000001C60C000-memory.dmp

    Filesize

    624KB

  • memory/2196-32-0x000000001C000000-0x000000001C4CE000-memory.dmp

    Filesize

    4.8MB

  • memory/2196-34-0x000000001C720000-0x000000001C782000-memory.dmp

    Filesize

    392KB

  • memory/2196-35-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-36-0x000000001B5B0000-0x000000001B5B8000-memory.dmp

    Filesize

    32KB

  • memory/2196-38-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-37-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-40-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-39-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-41-0x00000000202C0000-0x00000000207CE000-memory.dmp

    Filesize

    5.1MB

  • memory/2196-42-0x0000000020A10000-0x0000000020B4C000-memory.dmp

    Filesize

    1.2MB

  • memory/2196-44-0x0000000000980000-0x0000000000990000-memory.dmp

    Filesize

    64KB

  • memory/2196-43-0x00007FFB708C0000-0x00007FFB71261000-memory.dmp

    Filesize

    9.6MB

  • memory/2196-46-0x00007FFB708C0000-0x00007FFB71261000-memory.dmp

    Filesize

    9.6MB