Analysis

  • max time kernel
    90s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2023 08:38

General

  • Target

    SecuriteInfo.com.Win32.RATX-gen.8711.exe

  • Size

    715KB

  • MD5

    14a8ed4f4d833c20f775d254eb751f2d

  • SHA1

    5c3282c4b919fb7d5a84a8026233fe358de5a022

  • SHA256

    b3cd1a80df7ae1654da07a03006781c83240814dd6d99db27f1733ed8267661c

  • SHA512

    5210cffe7b9b7fb2fa884a71ee599c9305df08270ffc766afa8a409fff9eab5597bd1c677312e8afb0c27caf0966e416e653b5d20b738aadece91e292de14f18

  • SSDEEP

    12288:9zJs9gjEzcfWT+9FOcfx1HsAYaZAtpuxHJNp7lbheaiA/yQRq9CLQrx99s2z:U35Mx3Ya8ApbPeoyN9CWTs2

Malware Config

Extracted

Family

netwire

C2

212.193.30.230:7324

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\Host.exe

  • lock_executable

    false

  • offline_keylogger

    false

  • password

    Password123

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 4 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 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 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 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.8711.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.8711.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\abmJUJB.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4072
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\abmJUJB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp612B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1168
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:1732
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2820
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
          3⤵
          • Executes dropped EXE
          PID:4136

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp612B.tmp
      Filesize

      1KB

      MD5

      3e5ec33740eccf5f62ca13008e8dc76d

      SHA1

      6b7f3f9ffb8301f1a69c9a680c8e07466b9c624e

      SHA256

      c4cd025ed52813b884c8cb6bda8c17df690f9b14b99a478d58a535792f305b31

      SHA512

      4948d8067600b97f1b75be2e3eb35cc757fe97d4c864f8a08ab5eccbabce0125150428e5f0e4bccee3d0a63f8357d3f27828421150515463a5f19ff14ec1e7f4

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

      44KB

      MD5

      9d352bc46709f0cb5ec974633a0c3c94

      SHA1

      1969771b2f022f9a86d77ac4d4d239becdf08d07

      SHA256

      2c1eeb7097023c784c2bd040a2005a5070ed6f3a4abf13929377a9e39fab1390

      SHA512

      13c714244ec56beeb202279e4109d59c2a43c3cf29f90a374a751c04fd472b45228ca5a0178f41109ed863dbd34e0879e4a21f5e38ae3d89559c57e6be990a9b

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

      44KB

      MD5

      9d352bc46709f0cb5ec974633a0c3c94

      SHA1

      1969771b2f022f9a86d77ac4d4d239becdf08d07

      SHA256

      2c1eeb7097023c784c2bd040a2005a5070ed6f3a4abf13929377a9e39fab1390

      SHA512

      13c714244ec56beeb202279e4109d59c2a43c3cf29f90a374a751c04fd472b45228ca5a0178f41109ed863dbd34e0879e4a21f5e38ae3d89559c57e6be990a9b

    • memory/1168-138-0x0000000000000000-mapping.dmp
    • memory/1732-141-0x0000000000000000-mapping.dmp
    • memory/2820-152-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/2820-146-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/2820-145-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/2820-144-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/2820-143-0x0000000000000000-mapping.dmp
    • memory/4072-148-0x0000000005EA0000-0x0000000005F06000-memory.dmp
      Filesize

      408KB

    • memory/4072-161-0x00000000078A0000-0x00000000078BA000-memory.dmp
      Filesize

      104KB

    • memory/4072-140-0x0000000004FE0000-0x0000000005016000-memory.dmp
      Filesize

      216KB

    • memory/4072-137-0x0000000000000000-mapping.dmp
    • memory/4072-166-0x0000000007BC0000-0x0000000007BC8000-memory.dmp
      Filesize

      32KB

    • memory/4072-147-0x0000000005E00000-0x0000000005E22000-memory.dmp
      Filesize

      136KB

    • memory/4072-165-0x0000000007BE0000-0x0000000007BFA000-memory.dmp
      Filesize

      104KB

    • memory/4072-149-0x0000000005F80000-0x0000000005FE6000-memory.dmp
      Filesize

      408KB

    • memory/4072-164-0x0000000007AD0000-0x0000000007ADE000-memory.dmp
      Filesize

      56KB

    • memory/4072-163-0x0000000007B20000-0x0000000007BB6000-memory.dmp
      Filesize

      600KB

    • memory/4072-162-0x0000000007910000-0x000000000791A000-memory.dmp
      Filesize

      40KB

    • memory/4072-142-0x0000000005650000-0x0000000005C78000-memory.dmp
      Filesize

      6.2MB

    • memory/4072-160-0x0000000007EF0000-0x000000000856A000-memory.dmp
      Filesize

      6.5MB

    • memory/4072-159-0x0000000006B40000-0x0000000006B5E000-memory.dmp
      Filesize

      120KB

    • memory/4072-156-0x0000000006590000-0x00000000065AE000-memory.dmp
      Filesize

      120KB

    • memory/4072-157-0x0000000006B60000-0x0000000006B92000-memory.dmp
      Filesize

      200KB

    • memory/4072-158-0x0000000073560000-0x00000000735AC000-memory.dmp
      Filesize

      304KB

    • memory/4136-155-0x0000000005350000-0x000000000538C000-memory.dmp
      Filesize

      240KB

    • memory/4136-154-0x0000000000BA0000-0x0000000000BAE000-memory.dmp
      Filesize

      56KB

    • memory/4136-150-0x0000000000000000-mapping.dmp
    • memory/4848-133-0x0000000005B10000-0x00000000060B4000-memory.dmp
      Filesize

      5.6MB

    • memory/4848-134-0x0000000005660000-0x00000000056F2000-memory.dmp
      Filesize

      584KB

    • memory/4848-135-0x0000000005820000-0x000000000582A000-memory.dmp
      Filesize

      40KB

    • memory/4848-132-0x0000000000C00000-0x0000000000CB8000-memory.dmp
      Filesize

      736KB

    • memory/4848-136-0x0000000009340000-0x00000000093DC000-memory.dmp
      Filesize

      624KB