Overview

overview

10

Static

static

bf09b8a3df...3d.exe

windows7_x64

1

bf09b8a3df...3d.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    113s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    28/02/2022, 08:33

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General

  • Target
    bf09b8a3df0d9079b2dc960493670b3d.exe
  • Size 514KB
  • Sample220228-kfxb4sdgc9
  • SHA256 8e62159a2ff16be699ee6acf84d5764cf1ac801f825d019f0dd72b0700ff14aa
  • 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\bf09b8a3df0d9079b2dc960493670b3d.exe
    "C:\Users\Admin\AppData\Local\Temp\bf09b8a3df0d9079b2dc960493670b3d.exe"
    1⤵
      PID:3580
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3580 -s 452
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4012
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3580 -s 492
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:3688
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3580 -ip 3580
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:3752
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3580 -ip 3580
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:3900

    Network

          MITRE ATT&CK Enterprise v6

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          Downloads

          memory/3580-130-0x0000000002320000-0x0000000002380000-memory.dmp
          Download