Analysis

  • max time kernel
    90s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2023, 07:11

General

  • Target
    SWIFTMT10300000.bat.exe
  • Size 1.5MB
  • Sample230105-hzyceaef7v
  • SHA256 aed18cdef3de7bb5192dec939a7b6e8989ce8a6dd1da25ae640f8f2586b29eae
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • 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 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFTMT10300000.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFTMT10300000.bat.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4300
    • C:\Users\Admin\AppData\Local\Temp\SWIFTMT10300000.bat.exe
      "{path}"
      2⤵
        PID:1596
      • C:\Users\Admin\AppData\Local\Temp\SWIFTMT10300000.bat.exe
        "{path}"
        2⤵
          PID:4208
        • C:\Users\Admin\AppData\Local\Temp\SWIFTMT10300000.bat.exe
          "{path}"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Adds Run key to start application
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:3812

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            SWIFTMT10300000.bat.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SWIFTMT10300000.bat.exe.log
            • Size 1KB
            • SHA256 e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
            • MD5 SHA1 SHA512

            memory/3812-144-0x0000000006EC0000-0x0000000007082000-memory.dmp

            memory/3812-143-0x0000000006CA0000-0x0000000006CF0000-memory.dmp

            memory/3812-142-0x0000000005930000-0x0000000005996000-memory.dmp

            memory/3812-140-0x0000000000400000-0x000000000042E000-memory.dmp

            memory/4300-132-0x0000000000370000-0x00000000004FE000-memory.dmp

            memory/4300-136-0x0000000004E90000-0x0000000004E9A000-memory.dmp

            memory/4300-135-0x0000000005080000-0x000000000511C000-memory.dmp

            memory/4300-134-0x0000000004EA0000-0x0000000004F32000-memory.dmp

            memory/4300-133-0x0000000005590000-0x0000000005B34000-memory.dmp