Overview

overview

10

Static

static

4d7391266c...24.exe

windows7_x64

1

4d7391266c...24.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    138s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    03/03/2022, 08:41

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General

  • Target
    4d7391266c664799583a76cc6da68424.exe
  • Size 4.7MB
  • Sample220303-klfasaaaf3
  • SHA256 be7e411ea010e7c3bee637eaf2cb5b033c7f767841a59771ad422c4c4e701a0a
  • 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\4d7391266c664799583a76cc6da68424.exe
    "C:\Users\Admin\AppData\Local\Temp\4d7391266c664799583a76cc6da68424.exe"
    1⤵
      PID:1136
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 476
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2184
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 504
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:3236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1136 -ip 1136
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:3804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1136 -ip 1136
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:2000

    Network

          MITRE ATT&CK Enterprise v6

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          Downloads

          memory/1136-130-0x0000000002930000-0x0000000002990000-memory.dmp
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