Analysis

  • max time kernel
    95s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2024, 16:37

General

  • Target

    32e8d0e130e19197c2de46149c22d10bff8c433d7cfbf70dbafa9045921d57a9N.exe

  • Size

    564KB

  • MD5

    b39ac22e0641959304b95fd969021d70

  • SHA1

    3bbe955d6fd93841683e0c827238d647c2884105

  • SHA256

    32e8d0e130e19197c2de46149c22d10bff8c433d7cfbf70dbafa9045921d57a9

  • SHA512

    1cae881e6942fa16cbfd3582ee913f9f93e07c69121a6430852292256a1e63d167752092233eff907f2cee94f9c0399bb8f3f36c1b2d7dba2357c6d258847f31

  • SSDEEP

    12288:tTHa2Vj4T4rVhPsKjsusDWTAgYRubaQziKiQW4cR:tTHZ4T4hN5M/QzDVUR

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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 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\32e8d0e130e19197c2de46149c22d10bff8c433d7cfbf70dbafa9045921d57a9N.exe
    "C:\Users\Admin\AppData\Local\Temp\32e8d0e130e19197c2de46149c22d10bff8c433d7cfbf70dbafa9045921d57a9N.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 behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\AppData\Local\Temp\n8468\s8468.exe
      "C:\Users\Admin\AppData\Local\Temp\n8468\s8468.exe" ins.exe /u 52fe2c91-49dc-40b7-b209-1f140a000013 /e 12385882 /h 8bd8fb.api.socdn.com /v "C:\Users\Admin\AppData\Local\Temp\32e8d0e130e19197c2de46149c22d10bff8c433d7cfbf70dbafa9045921d57a9N.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:2656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 3896
      2⤵
      • Program crash
      PID:316
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1964 -ip 1964
    1⤵
      PID:4892

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\n8468\s8468.exe

      Filesize

      411KB

      MD5

      13b0085a03720e67fb8c73db3f14609e

      SHA1

      ddf811f21e6c066b644d03e6751e16efb0fbecce

      SHA256

      f9449897f9ca99b99837ad322c8b6737e7a47e3827b6a4c073c6ca8911d8c340

      SHA512

      39b95dce14b3eea6f191d4dbaaff87ebbc8f3b6982e7b4ee5ebeed83d3b7397441665f25dec5eb9f8a1f3b12f4ddcd604d5852b781f592488263161c0d620e82

    • memory/2656-14-0x00007FFCBC245000-0x00007FFCBC246000-memory.dmp

      Filesize

      4KB

    • memory/2656-15-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-16-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-35-0x000000001C5D0000-0x000000001C5DE000-memory.dmp

      Filesize

      56KB

    • memory/2656-38-0x000000001CDB0000-0x000000001D27E000-memory.dmp

      Filesize

      4.8MB

    • memory/2656-39-0x000000001D280000-0x000000001D31C000-memory.dmp

      Filesize

      624KB

    • memory/2656-40-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-41-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-42-0x000000001C5A0000-0x000000001C5A8000-memory.dmp

      Filesize

      32KB

    • memory/2656-43-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-44-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-45-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-46-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-47-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-48-0x00007FFCBC245000-0x00007FFCBC246000-memory.dmp

      Filesize

      4KB

    • memory/2656-49-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-50-0x000000001E3E0000-0x000000001E442000-memory.dmp

      Filesize

      392KB

    • memory/2656-51-0x0000000020CB0000-0x0000000020DEC000-memory.dmp

      Filesize

      1.2MB

    • memory/2656-52-0x0000000021300000-0x000000002180E000-memory.dmp

      Filesize

      5.1MB

    • memory/2656-53-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-54-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-55-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-56-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-57-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-59-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB

    • memory/2656-60-0x00007FFCBBF90000-0x00007FFCBC931000-memory.dmp

      Filesize

      9.6MB