Analysis

  • max time kernel
    106s
  • max time network
    94s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2022 22:40

General

  • Target

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe

  • Size

    561KB

  • MD5

    0ab8b9c1bba35c18c6dc2bb3f0970318

  • SHA1

    145317e69240fbd896a381f7bda6d8d5c7af51aa

  • SHA256

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe

  • SHA512

    acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59

Malware Config

Signatures

  • NetWire RAT payload 8 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Executes dropped EXE 2 IoCs
  • Drops startup file 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe
    "C:\Users\Admin\AppData\Local\Temp\c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"
      2⤵
      • Drops startup file
      PID:1952
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"
        3⤵
        • Executes dropped EXE
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1936
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"
          4⤵
          • Executes dropped EXE
          PID:1756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe

    Filesize

    561KB

    MD5

    0ab8b9c1bba35c18c6dc2bb3f0970318

    SHA1

    145317e69240fbd896a381f7bda6d8d5c7af51aa

    SHA256

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe

    SHA512

    acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe

    Filesize

    561KB

    MD5

    0ab8b9c1bba35c18c6dc2bb3f0970318

    SHA1

    145317e69240fbd896a381f7bda6d8d5c7af51aa

    SHA256

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe

    SHA512

    acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe

    Filesize

    561KB

    MD5

    0ab8b9c1bba35c18c6dc2bb3f0970318

    SHA1

    145317e69240fbd896a381f7bda6d8d5c7af51aa

    SHA256

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe

    SHA512

    acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe

    Filesize

    561KB

    MD5

    0ab8b9c1bba35c18c6dc2bb3f0970318

    SHA1

    145317e69240fbd896a381f7bda6d8d5c7af51aa

    SHA256

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe

    SHA512

    acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe

    Filesize

    561KB

    MD5

    0ab8b9c1bba35c18c6dc2bb3f0970318

    SHA1

    145317e69240fbd896a381f7bda6d8d5c7af51aa

    SHA256

    c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe

    SHA512

    acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59

  • memory/1756-67-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-77-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-84-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-83-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-82-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-78-0x00000000004026D0-mapping.dmp

  • memory/1756-75-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-73-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-68-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-70-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1756-72-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1936-65-0x0000000000470000-0x0000000000482000-memory.dmp

    Filesize

    72KB

  • memory/1936-63-0x0000000001010000-0x00000000010A2000-memory.dmp

    Filesize

    584KB

  • memory/1936-61-0x0000000000000000-mapping.dmp

  • memory/1944-58-0x0000000000000000-mapping.dmp

  • memory/1952-57-0x0000000000000000-mapping.dmp

  • memory/2004-54-0x0000000000050000-0x00000000000E2000-memory.dmp

    Filesize

    584KB

  • memory/2004-56-0x0000000000320000-0x0000000000332000-memory.dmp

    Filesize

    72KB

  • memory/2004-55-0x0000000075D41000-0x0000000075D43000-memory.dmp

    Filesize

    8KB