Overview

overview

10

Static

static

640a4062e2...bd.exe

windows7_x64

1

640a4062e2...bd.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    82s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    03/03/2022, 09:06

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General

  • Target
    640a4062e2342bec319aba59ca0173bd.exe
  • Size 551KB
  • Sample220303-k2rzhsabc3
  • SHA256 4dff3b9f6ec800110b9744c9b0cfdfc3bc805dd9a44e5d8a41f6e1a89f636173
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 2 IoCs
  • Program crash 2 IoCs
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\640a4062e2342bec319aba59ca0173bd.exe
    "C:\Users\Admin\AppData\Local\Temp\640a4062e2342bec319aba59ca0173bd.exe"
    1⤵
      PID:2140
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 464
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 484
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:1364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2140 -ip 2140
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:3168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2140 -ip 2140
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:3212

    Network

          MITRE ATT&CK Enterprise v6

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          Downloads

          memory/2140-130-0x0000000002250000-0x00000000022B0000-memory.dmp
          Download