Analysis

  • max time kernel
    5s
  • max time network
    2s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 15:08

General

  • Target

    arcloader.exe

  • Size

    619KB

  • MD5

    8a7d53912412eb717504a2ac4a45acec

  • SHA1

    aa290efb150a0dabc246cb0fa7712a575db581bf

  • SHA256

    bf50f3c601ca2f7fb5218124daeaf4b8c3a9ec8fbc72cf50992b18f08a139f44

  • SHA512

    de2839f5bdc91391abb8ffd4e6609eb8aa900dbaa1bb8dd874c8998110836383b7a921ba8daa1adcce3f6602029c3dd74c10d1e5bf1029b2bf868e46d782451b

  • SSDEEP

    6144:g9mH7n97hKU1N+Z5JWYiEuJyIWsREyHEyKwPnqbnUKE9CLPI9KVtq4okclY2fU:MmH7Kd1pNRsuyHETwSbUKFLvtq4R

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\arcloader.exe
    "C:\Users\Admin\AppData\Local\Temp\arcloader.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2176
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 256
        3⤵
        • Program crash
        PID:2596

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2176-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-4-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-6-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2176-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2176-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2364-0-0x0000000000F00000-0x0000000000F9C000-memory.dmp

    Filesize

    624KB

  • memory/2364-5-0x00000000024F0000-0x00000000044F0000-memory.dmp

    Filesize

    32.0MB

  • memory/2364-1-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2364-16-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB