Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30-01-2024 02:23

General

  • Target

    file.exe

  • Size

    698KB

  • MD5

    bf2a3e48b0ea897e1cb01f8e2d37a995

  • SHA1

    4e7cd01f8126099d550e126ff1c44b9f60f79b70

  • SHA256

    207c4f9e62528d693f096220ad365f5124918efc7994c537c956f9a79bcbadd3

  • SHA512

    78769b0130eed100e2bb1d0794f371b0fa1286d0c644337bc2d9bbe24f6467fd89aa8acf92ac719cc3c045d57097665fe8f3f567f2d4297a7ee7968bbab58b91

  • SSDEEP

    12288:mh1Fk70TnvjcDopmEUd4+rL4VZvvApKFuzWMfJoacb7hj30Cq7rc4p/2:Ak70TrcDopfE+wUFuzW3NFgdrJx2

Score
7/10

Malware Config

Signatures

  • .NET Reactor proctector 4 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1372
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 600
      2⤵
      • Program crash
      PID:2680

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1372-0-0x0000000004920000-0x00000000049B8000-memory.dmp

    Filesize

    608KB

  • memory/1372-1-0x00000000744A0000-0x0000000074B8E000-memory.dmp

    Filesize

    6.9MB

  • memory/1372-2-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB

  • memory/1372-3-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB

  • memory/1372-4-0x0000000004810000-0x00000000048A8000-memory.dmp

    Filesize

    608KB

  • memory/1372-5-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB

  • memory/1372-8-0x0000000002260000-0x0000000004260000-memory.dmp

    Filesize

    32.0MB

  • memory/1372-9-0x00000000744A0000-0x0000000074B8E000-memory.dmp

    Filesize

    6.9MB

  • memory/1372-10-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB

  • memory/1372-11-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB

  • memory/1372-12-0x0000000002260000-0x0000000004260000-memory.dmp

    Filesize

    32.0MB