Analysis

  • max time kernel
    159s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05/02/2022, 18:13

General

  • Target
    Payment Comfirmation.exe
  • Size 379KB
  • Sample220205-wtppzaeac7
  • SHA256 cdf96811c3ce5645b19c096fa4fffca84bcb7dc4885008f83373fe580ea57f01
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.baconplumbing.co.za

  • Port

    587

  • Password

    Andrew@1652

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 5 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 47 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Comfirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Comfirmation.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 1176
      2⤵
      • Program crash
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2968
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:1408
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:3596
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3944 -ip 3944
    1⤵
    • Suspicious use of NtCreateProcessExOtherParentProcess
    • Suspicious use of WriteProcessMemory
    PID:2084

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3944-130-0x00000000005A0000-0x0000000000604000-memory.dmp

        memory/3944-131-0x0000000004FC0000-0x0000000005052000-memory.dmp

        memory/3944-132-0x0000000004EF0000-0x0000000004F12000-memory.dmp

        memory/3944-133-0x0000000005710000-0x0000000005CB4000-memory.dmp

        memory/3944-150-0x0000000005160000-0x0000000005704000-memory.dmp

        memory/3944-151-0x0000000005E10000-0x0000000005E54000-memory.dmp

        memory/4028-173-0x0000000000400000-0x0000000000422000-memory.dmp

        memory/4028-174-0x00000000050B0000-0x00000000050B1000-memory.dmp

        memory/4028-178-0x00000000054F0000-0x000000000558C000-memory.dmp

        memory/4028-179-0x0000000005F60000-0x0000000006122000-memory.dmp

        memory/4028-180-0x00000000063A0000-0x0000000006406000-memory.dmp

        memory/4028-181-0x00000000068D0000-0x00000000068DA000-memory.dmp