Analysis

  • max time kernel
    133s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2022 15:48

General

  • Target

    SecuriteInfo.com.W32.AIDetectNet.01.1417.exe

  • Size

    578KB

  • MD5

    a3add136bad0055382516c28b2d98ed6

  • SHA1

    bb218fb9cbb76d9c4e0f4d44f3745f3405957a02

  • SHA256

    5d7b005b25fc4042bf4306cb81f0e332ff10a61ead6744d4dae14da8f08b7db5

  • SHA512

    0c204063f19b2603ec8bff61547d17b14ae01329a4a587c53a37ba37c0aa9122d3fead68138f10ad18788aae00aec580122c7ddc54a3e10b012ab7f5284587a0

  • SSDEEP

    12288:hc0FHAlmHX2zbro5A97xpbMlylSx1LHoY/dlBKr9:ZAlmHAgA9QLW

Malware Config

Extracted

Family

netwire

C2

37.0.14.206:3384

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    true

  • offline_keylogger

    true

  • password

    Password234

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 11 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
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1417.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1417.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VqaJbkwvcY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA43C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1604
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1417.exe
      "{path}"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Users\Admin\AppData\Roaming\Install\Host.exe
        "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:320
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VqaJbkwvcY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B2D.tmp"
          4⤵
          • Creates scheduled task(s)
          PID:1152
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          "{path}"
          4⤵
          • Executes dropped EXE
          PID:1884

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3B2D.tmp
    Filesize

    1KB

    MD5

    6a0a4f75ebb790051c83ba9ba7eef870

    SHA1

    71335acfb9dc6f352f8396f1014c434aa4e55bf1

    SHA256

    919d0c4cdd04f8c17e0fdfab816667d72a663a77bc7fa987451869a03f763ffd

    SHA512

    438706c2f0669c3c3e8e5ec18c4008783c2db0f94f461bffc2a81757e32e1cbb0610ffce161dd55b64a0ca9cca0b99106e2d9895b27d958bec917fe4766034b7

  • C:\Users\Admin\AppData\Local\Temp\tmpA43C.tmp
    Filesize

    1KB

    MD5

    6a0a4f75ebb790051c83ba9ba7eef870

    SHA1

    71335acfb9dc6f352f8396f1014c434aa4e55bf1

    SHA256

    919d0c4cdd04f8c17e0fdfab816667d72a663a77bc7fa987451869a03f763ffd

    SHA512

    438706c2f0669c3c3e8e5ec18c4008783c2db0f94f461bffc2a81757e32e1cbb0610ffce161dd55b64a0ca9cca0b99106e2d9895b27d958bec917fe4766034b7

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    578KB

    MD5

    a3add136bad0055382516c28b2d98ed6

    SHA1

    bb218fb9cbb76d9c4e0f4d44f3745f3405957a02

    SHA256

    5d7b005b25fc4042bf4306cb81f0e332ff10a61ead6744d4dae14da8f08b7db5

    SHA512

    0c204063f19b2603ec8bff61547d17b14ae01329a4a587c53a37ba37c0aa9122d3fead68138f10ad18788aae00aec580122c7ddc54a3e10b012ab7f5284587a0

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    578KB

    MD5

    a3add136bad0055382516c28b2d98ed6

    SHA1

    bb218fb9cbb76d9c4e0f4d44f3745f3405957a02

    SHA256

    5d7b005b25fc4042bf4306cb81f0e332ff10a61ead6744d4dae14da8f08b7db5

    SHA512

    0c204063f19b2603ec8bff61547d17b14ae01329a4a587c53a37ba37c0aa9122d3fead68138f10ad18788aae00aec580122c7ddc54a3e10b012ab7f5284587a0

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    578KB

    MD5

    a3add136bad0055382516c28b2d98ed6

    SHA1

    bb218fb9cbb76d9c4e0f4d44f3745f3405957a02

    SHA256

    5d7b005b25fc4042bf4306cb81f0e332ff10a61ead6744d4dae14da8f08b7db5

    SHA512

    0c204063f19b2603ec8bff61547d17b14ae01329a4a587c53a37ba37c0aa9122d3fead68138f10ad18788aae00aec580122c7ddc54a3e10b012ab7f5284587a0

  • \Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    578KB

    MD5

    a3add136bad0055382516c28b2d98ed6

    SHA1

    bb218fb9cbb76d9c4e0f4d44f3745f3405957a02

    SHA256

    5d7b005b25fc4042bf4306cb81f0e332ff10a61ead6744d4dae14da8f08b7db5

    SHA512

    0c204063f19b2603ec8bff61547d17b14ae01329a4a587c53a37ba37c0aa9122d3fead68138f10ad18788aae00aec580122c7ddc54a3e10b012ab7f5284587a0

  • \Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    578KB

    MD5

    a3add136bad0055382516c28b2d98ed6

    SHA1

    bb218fb9cbb76d9c4e0f4d44f3745f3405957a02

    SHA256

    5d7b005b25fc4042bf4306cb81f0e332ff10a61ead6744d4dae14da8f08b7db5

    SHA512

    0c204063f19b2603ec8bff61547d17b14ae01329a4a587c53a37ba37c0aa9122d3fead68138f10ad18788aae00aec580122c7ddc54a3e10b012ab7f5284587a0

  • memory/320-82-0x00000000010F0000-0x0000000001186000-memory.dmp
    Filesize

    600KB

  • memory/320-78-0x0000000000000000-mapping.dmp
  • memory/1152-84-0x0000000000000000-mapping.dmp
  • memory/1492-61-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-62-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-68-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-70-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-71-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-72-0x000000000040242D-mapping.dmp
  • memory/1492-75-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-66-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-64-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-67-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1492-81-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1604-59-0x0000000000000000-mapping.dmp
  • memory/1832-54-0x0000000000E40000-0x0000000000ED6000-memory.dmp
    Filesize

    600KB

  • memory/1832-58-0x0000000000900000-0x000000000092E000-memory.dmp
    Filesize

    184KB

  • memory/1832-57-0x0000000000C70000-0x0000000000CEE000-memory.dmp
    Filesize

    504KB

  • memory/1832-56-0x00000000005E0000-0x0000000000600000-memory.dmp
    Filesize

    128KB

  • memory/1832-55-0x0000000075791000-0x0000000075793000-memory.dmp
    Filesize

    8KB

  • memory/1884-97-0x000000000040242D-mapping.dmp
  • memory/1884-101-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB

  • memory/1884-102-0x0000000000400000-0x0000000000433000-memory.dmp
    Filesize

    204KB