Analysis

  • max time kernel
    168s
  • max time network
    220s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 05:12

General

  • Target

    0999b63ffa6c29dd12731cd246a22e273287f075af1f7e336541a367f747ade3.exe

  • Size

    472KB

  • MD5

    f4c848ec2137bcd25a580d3f36aafb7e

  • SHA1

    9fd7a9fef7435b1837b37e23ec2e014f4e28dac0

  • SHA256

    0999b63ffa6c29dd12731cd246a22e273287f075af1f7e336541a367f747ade3

  • SHA512

    61014a6fb4d9bd8c9f874b9030291ddfbe305f477ee38c353ce94cc79d0ce97b69c4691ac01ed0b68c30a7f8e163d48585f4c0f21e43211a15047a3787dd246d

  • SSDEEP

    12288:Or7/xshhnLnyR4VzrxSeoziOebPkw2vA2LtYxEqPiciqBgUIy:a/mhhLnyR4VzrxnoziZbPkwJsYxEqPi+

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    patrick11111

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 9 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0999b63ffa6c29dd12731cd246a22e273287f075af1f7e336541a367f747ade3.exe
    "C:\Users\Admin\AppData\Local\Temp\0999b63ffa6c29dd12731cd246a22e273287f075af1f7e336541a367f747ade3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1216
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"
        3⤵
        • Adds Run key to start application
        PID:5032
    • C:\Users\Admin\AppData\Local\Temp\0999b63ffa6c29dd12731cd246a22e273287f075af1f7e336541a367f747ade3.exe
      "C:\Users\Admin\AppData\Local\Temp\0999b63ffa6c29dd12731cd246a22e273287f075af1f7e336541a367f747ade3.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4448
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:4036
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1228

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1216-134-0x0000000000000000-mapping.dmp

  • memory/1228-150-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1228-149-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1228-147-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1228-146-0x0000000000000000-mapping.dmp

  • memory/2188-133-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/2188-132-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/2188-138-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/4036-145-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4036-141-0x0000000000000000-mapping.dmp

  • memory/4036-142-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4036-144-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4448-136-0x0000000000000000-mapping.dmp

  • memory/4448-140-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/4448-139-0x0000000074EA0000-0x0000000075451000-memory.dmp

    Filesize

    5.7MB

  • memory/4448-137-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/5032-135-0x0000000000000000-mapping.dmp