Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-08-2024 20:09

General

  • Target

    000c13477a518c8512baadb8a985bf20N.exe

  • Size

    497KB

  • MD5

    000c13477a518c8512baadb8a985bf20

  • SHA1

    af704381bbed1e70d4158d47c4f2cdeaf0e67a97

  • SHA256

    1d55184e6e3584e518c1ea703fdcdb35c6a9505d44f2cdc892b94606571387a2

  • SHA512

    0f4149e8de7553f30c4b0901473208ff0804c694024f29c6a51f1c5d5f9393c659cc1dfc0bdb8acc47cbc6320af1ce93c16966e9cbd75414c2ba811479d9824d

  • SSDEEP

    12288:bYYZr6ypt7xGspjYu+Uhx63UXBQddduJDOxen:bYcr6y/xxsg9BND0en

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).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 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\000c13477a518c8512baadb8a985bf20N.exe
    "C:\Users\Admin\AppData\Local\Temp\000c13477a518c8512baadb8a985bf20N.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Users\Admin\AppData\Local\Temp\n6337\000c13477a518c8512baadb8a985bf20N.exe
      "C:\Users\Admin\AppData\Local\Temp\n6337\000c13477a518c8512baadb8a985bf20N.exe" ins.exe /e 12598035 /u 52fe2c91-49dc-40b7-b209-1f140a000013 /v "C:\Users\Admin\AppData\Local\Temp\000c13477a518c8512baadb8a985bf20N.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:2280
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 4452
      2⤵
      • Program crash
      PID:5092
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2784 -ip 2784
    1⤵
      PID:3984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\n6337\000c13477a518c8512baadb8a985bf20N.exe

      Filesize

      286KB

      MD5

      c268c937148a046322219b77c5a031b0

      SHA1

      e83ed15c7ef694a2281955a16ffeec0672c56107

      SHA256

      c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

      SHA512

      44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

    • memory/2280-11-0x00007FFAA7D35000-0x00007FFAA7D36000-memory.dmp

      Filesize

      4KB

    • memory/2280-12-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB

    • memory/2280-26-0x00000000017C0000-0x00000000017CA000-memory.dmp

      Filesize

      40KB

    • memory/2280-29-0x000000001CA90000-0x000000001CF5E000-memory.dmp

      Filesize

      4.8MB

    • memory/2280-30-0x000000001D000000-0x000000001D09C000-memory.dmp

      Filesize

      624KB

    • memory/2280-31-0x00000000017A0000-0x00000000017A8000-memory.dmp

      Filesize

      32KB

    • memory/2280-32-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB

    • memory/2280-33-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB

    • memory/2280-34-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB

    • memory/2280-35-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB

    • memory/2280-36-0x000000001E090000-0x000000001E0F2000-memory.dmp

      Filesize

      392KB

    • memory/2280-37-0x0000000020680000-0x00000000207BC000-memory.dmp

      Filesize

      1.2MB

    • memory/2280-38-0x0000000020CD0000-0x00000000211DE000-memory.dmp

      Filesize

      5.1MB

    • memory/2280-39-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB

    • memory/2280-41-0x00007FFAA7A80000-0x00007FFAA8421000-memory.dmp

      Filesize

      9.6MB