Analysis

  • max time kernel
    111s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 11:45

General

  • Target

    99cf8b9ecef4e9dc7196761c2ce9648d82ace0a76674efc21fa565e39e2349cd.exe

  • Size

    333KB

  • MD5

    cca95274bbaabcfee72efaccca85a58f

  • SHA1

    b19c2fa5d7243ebcc3e782b4e3442f9984b3c5c5

  • SHA256

    99cf8b9ecef4e9dc7196761c2ce9648d82ace0a76674efc21fa565e39e2349cd

  • SHA512

    db70626e44ad33fc7de55ca8a358cfadb6c2d47b5278e1f3e9ffd0bf96cdbb8912cc868b424e7a5565a53624c13caec0be6877325f338d01e7179d6acec7a652

  • SSDEEP

    6144:68YGTEOzKyTcxRGfTeyr48vouepdTk3xN7zHx2LHtgEbE+:686OsxRGLeyr48vYpdTkBRzR2LHtgEb7

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.netins.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Nskt3238

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

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

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

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\99cf8b9ecef4e9dc7196761c2ce9648d82ace0a76674efc21fa565e39e2349cd.exe
    "C:\Users\Admin\AppData\Local\Temp\99cf8b9ecef4e9dc7196761c2ce9648d82ace0a76674efc21fa565e39e2349cd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3304
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1948

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1948-10-0x0000000006030000-0x0000000006080000-memory.dmp

          Filesize

          320KB

        • memory/1948-8-0x0000000004EE0000-0x0000000004F7C000-memory.dmp

          Filesize

          624KB

        • memory/1948-2-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/1948-15-0x0000000074F30000-0x00000000756E0000-memory.dmp

          Filesize

          7.7MB

        • memory/1948-14-0x0000000006810000-0x000000000681A000-memory.dmp

          Filesize

          40KB

        • memory/1948-6-0x0000000074F30000-0x00000000756E0000-memory.dmp

          Filesize

          7.7MB

        • memory/1948-13-0x0000000006260000-0x00000000062F2000-memory.dmp

          Filesize

          584KB

        • memory/1948-11-0x0000000006350000-0x0000000006512000-memory.dmp

          Filesize

          1.8MB

        • memory/1948-7-0x00000000053F0000-0x0000000005994000-memory.dmp

          Filesize

          5.6MB

        • memory/1948-12-0x0000000074F30000-0x00000000756E0000-memory.dmp

          Filesize

          7.7MB

        • memory/1948-9-0x0000000074F30000-0x00000000756E0000-memory.dmp

          Filesize

          7.7MB

        • memory/3304-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

          Filesize

          4KB

        • memory/3304-1-0x00000000009C0000-0x0000000000A18000-memory.dmp

          Filesize

          352KB

        • memory/3304-5-0x0000000074F30000-0x00000000756E0000-memory.dmp

          Filesize

          7.7MB

        • memory/3304-4-0x0000000074F30000-0x00000000756E0000-memory.dmp

          Filesize

          7.7MB