Analysis

  • max time kernel
    102s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/03/2025, 06:17

General

  • Target

    db0b5b8185efd6ca7c3f569aec811ea6.exe

  • Size

    5.6MB

  • MD5

    db0b5b8185efd6ca7c3f569aec811ea6

  • SHA1

    9b4c4966684020b351943b44bb3be066e23f2ccb

  • SHA256

    d2b0f426014687a310ac74bfe78da227f506d163d6635527d115c0b96b5d0ab4

  • SHA512

    891b19ba225e729d691906a5a3765c248a130c562cb587fe2fee507fd78a2f585e13d851ab23b32bbeed3f87d01cd2f2d50fde9ceaaffbc12f2de6e20f96408b

  • SSDEEP

    98304:OvGBBkxCZS9bYZhID0qLNYfeW+4IkRpKMzVUp6QRDy:aGBBJDhID0qLNY64BR0MzVUp6QRDy

Score
7/10

Malware Config

Signatures

  • .NET Reactor proctector 3 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db0b5b8185efd6ca7c3f569aec811ea6.exe
    "C:\Users\Admin\AppData\Local\Temp\db0b5b8185efd6ca7c3f569aec811ea6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regasm.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regasm.exe /U "C:\Users\Admin\AppData\Roaming\LoaderV4\LoaderV4\1.0.0.0\RegsvcsRegasm X64.dll"
      2⤵
        PID:4420

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\LoaderV4\LoaderV4\1.0.0.0\RegsvcsRegasm X64.dll

      Filesize

      207KB

      MD5

      06d5f500105e6dd6d423080dfbe915e4

      SHA1

      8bf682233a063fd93c9d5cc7bdfdc93a9e473beb

      SHA256

      b27fa76d324d61489e0245a4373e2704627f8f006d6797cfbba70c5aa5fbdb47

      SHA512

      b70ebb02d4a751adc82184fd97e337c371178f663e7e14197f97ea2954ffa766bf2bfe5dc5e999fbed6c885e9a8cd8d474cb082e3dd96bb7281f7a5c5441dd08

    • memory/2204-0-0x00007FFFBE0C3000-0x00007FFFBE0C5000-memory.dmp

      Filesize

      8KB

    • memory/2204-1-0x0000000000EE0000-0x0000000001480000-memory.dmp

      Filesize

      5.6MB

    • memory/2204-2-0x000000001C110000-0x000000001C296000-memory.dmp

      Filesize

      1.5MB

    • memory/4420-6-0x00007FFFBE133000-0x00007FFFBE135000-memory.dmp

      Filesize

      8KB

    • memory/4420-5-0x000002B538A70000-0x000002B538A80000-memory.dmp

      Filesize

      64KB

    • memory/4420-9-0x000002B53A6E0000-0x000002B53A71A000-memory.dmp

      Filesize

      232KB

    • memory/4420-8-0x000002B53A680000-0x000002B53A6BA000-memory.dmp

      Filesize

      232KB