Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05/11/2020, 04:30

General

  • Target
    igfx.sfx.exe
  • Size 703KB
  • Sample201105-lb6sj32bsa
  • SHA256 ee2e84f75b0b6043c2a2e3b84bdeabc0be4a4a1e4c6ec6a3ff255963b545425d
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\igfx.sfx.exe
    "C:\Users\Admin\AppData\Local\Temp\igfx.sfx.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\igfx.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\igfx.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3884
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3012

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/3012-17-0x0000000004E50000-0x0000000004E51000-memory.dmp

        memory/3012-16-0x0000000004E90000-0x0000000004E91000-memory.dmp

        memory/3012-20-0x0000000005CB0000-0x0000000005CB1000-memory.dmp

        memory/3012-19-0x0000000005A60000-0x0000000005A61000-memory.dmp

        memory/3012-18-0x0000000005FC0000-0x0000000005FC1000-memory.dmp

        memory/3012-10-0x0000000000400000-0x0000000000484000-memory.dmp

        memory/3012-12-0x0000000072140000-0x000000007282E000-memory.dmp

        memory/3012-15-0x00000000052B0000-0x00000000052B1000-memory.dmp

        memory/3884-9-0x00000000027E0000-0x00000000027ED000-memory.dmp

        memory/3884-5-0x00000000721B0000-0x000000007289E000-memory.dmp

        memory/3884-8-0x0000000005070000-0x00000000050B3000-memory.dmp

        memory/3884-6-0x0000000000470000-0x0000000000471000-memory.dmp