Analysis

  • max time kernel
    4294179s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    26-03-2022 05:47

General

  • Target

    9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3.exe

  • Size

    1.2MB

  • MD5

    f59e76fec35f01ad7f96b7f745eb1876

  • SHA1

    7bf2cacf634758d1106d75719577064e6546d7b7

  • SHA256

    9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3

  • SHA512

    409fd7d9a5a6b87be9b14f38c391057d918fd8f79cfe2ed9ed0238d9cdc39c8fca2b6b3868835bc0c914c2e43692b79da13af3bdf27748dfbbc4c2132d7c4573

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.turkaykalibrasyon.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Cc_8A46

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 35 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
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3.exe
    "C:\Users\Admin\AppData\Local\Temp\9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:296
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\3bc9d0e4991c4127854c846f1c363314.xml"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1076
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\3bc9d0e4991c4127854c846f1c363314.xml"
        3⤵
        • Creates scheduled task(s)
        PID:1576
    • C:\Users\Admin\AppData\Local\Temp\9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3.exe
      "C:\Users\Admin\AppData\Local\Temp\9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:592
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\9ddb0e06b87cf5674f6f9a36de72f61487683d5bea023d9894b13a15ae14dcb3.exe'
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1488

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/296-55-0x0000000000B60000-0x0000000000BFC000-memory.dmp

    Filesize

    624KB

  • memory/296-54-0x0000000076851000-0x0000000076853000-memory.dmp

    Filesize

    8KB

  • memory/592-65-0x0000000004E40000-0x0000000004E7E000-memory.dmp

    Filesize

    248KB

  • memory/592-61-0x0000000002210000-0x0000000002296000-memory.dmp

    Filesize

    536KB

  • memory/592-62-0x00000000002C9000-0x00000000002DA000-memory.dmp

    Filesize

    68KB

  • memory/592-66-0x0000000006550000-0x00000000065E0000-memory.dmp

    Filesize

    576KB

  • memory/1488-67-0x000000006F040000-0x000000006F5EB000-memory.dmp

    Filesize

    5.7MB

  • memory/1488-68-0x0000000002550000-0x000000000319A000-memory.dmp

    Filesize

    12.3MB