Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2022 08:22

General

  • Target

    828988c5e283c07b481aae790b9f1664.exe

  • Size

    7KB

  • MD5

    828988c5e283c07b481aae790b9f1664

  • SHA1

    68240ab5ec927d8ee2af027110faee0f2531c828

  • SHA256

    44676f7732f4e6adfe2ba94d8e7dbaf4f6bf9d46f81118081f0f3a64f3fcb133

  • SHA512

    1a40e9d93a7689a9cce3bc3255b92cc2c9456efc6ebe246dfc6d2a8abeea137cd79469e0565a785bf6f4a2b79559297cf54b1e75d521b8a4df03e4cda6fe0a8d

  • SSDEEP

    192:K9OoaGuIh1pL6ktM9xyXAVxVui75HjXE55g57:K9Ooa5Ih1pLlM9QeT5b25q

Malware Config

Extracted

Family

netwire

C2

212.193.30.230:3345

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password@9

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 3 IoCs
  • Netwire

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

  • 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\828988c5e283c07b481aae790b9f1664.exe
    "C:\Users\Admin\AppData\Local\Temp\828988c5e283c07b481aae790b9f1664.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping google.com
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4844
      • C:\Windows\SysWOW64\PING.EXE
        ping google.com
        3⤵
        • Runs ping.exe
        PID:4492
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2668
    • C:\Users\Admin\AppData\Local\Temp\828988c5e283c07b481aae790b9f1664.exe
      C:\Users\Admin\AppData\Local\Temp\828988c5e283c07b481aae790b9f1664.exe
      2⤵
        PID:3016

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2668-144-0x0000000005C20000-0x0000000005C3E000-memory.dmp

      Filesize

      120KB

    • memory/2668-143-0x00000000055A0000-0x0000000005606000-memory.dmp

      Filesize

      408KB

    • memory/2668-140-0x0000000002650000-0x0000000002686000-memory.dmp

      Filesize

      216KB

    • memory/2668-141-0x0000000004E10000-0x0000000005438000-memory.dmp

      Filesize

      6.2MB

    • memory/2668-146-0x0000000006110000-0x000000000612A000-memory.dmp

      Filesize

      104KB

    • memory/2668-145-0x0000000007420000-0x0000000007A9A000-memory.dmp

      Filesize

      6.5MB

    • memory/2668-142-0x0000000005530000-0x0000000005596000-memory.dmp

      Filesize

      408KB

    • memory/2668-139-0x0000000000000000-mapping.dmp

    • memory/3016-151-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/3016-147-0x0000000000000000-mapping.dmp

    • memory/3016-148-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/3016-150-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/4492-137-0x0000000000000000-mapping.dmp

    • memory/4844-136-0x0000000000000000-mapping.dmp

    • memory/4920-133-0x0000000004F70000-0x0000000005514000-memory.dmp

      Filesize

      5.6MB

    • memory/4920-134-0x0000000004A60000-0x0000000004AF2000-memory.dmp

      Filesize

      584KB

    • memory/4920-138-0x0000000007490000-0x00000000074B2000-memory.dmp

      Filesize

      136KB

    • memory/4920-132-0x0000000000010000-0x0000000000018000-memory.dmp

      Filesize

      32KB

    • memory/4920-135-0x0000000006090000-0x000000000609A000-memory.dmp

      Filesize

      40KB