Analysis

  • max time kernel
    99s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    09-08-2022 18:28

General

  • Target

    e6d92ae4bd68881ca34a4afa1a2fd890.exe

  • Size

    1.1MB

  • MD5

    e6d92ae4bd68881ca34a4afa1a2fd890

  • SHA1

    ab57049aab3945ef97766eb909fca8f700039c42

  • SHA256

    3a6ef5a50738a5230ca6c62f187b62b134ca090ba559f65c8a8204d9a66f724d

  • SHA512

    f6bbfb7ae64dbe6222258576dfbd6f1d66a6064a653471b5fbb1811b0870bce9a3fb3b6a3dba13d8e1e892670601307b13750336c731e8cf34fd3a54ac9ee89e

Malware Config

Extracted

Family

netwire

C2

185.140.53.154:3343

185.140.53.154:3345

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

    Pass@2022

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 9 IoCs
  • Netwire

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

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e6d92ae4bd68881ca34a4afa1a2fd890.exe
    "C:\Users\Admin\AppData\Local\Temp\e6d92ae4bd68881ca34a4afa1a2fd890.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SlqnwubuYUWfs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SlqnwubuYUWfs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDBDF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1500
    • C:\Users\Admin\AppData\Local\Temp\e6d92ae4bd68881ca34a4afa1a2fd890.exe
      "C:\Users\Admin\AppData\Local\Temp\e6d92ae4bd68881ca34a4afa1a2fd890.exe"
      2⤵
        PID:268

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpDBDF.tmp

      Filesize

      1KB

      MD5

      b4ce9ecacb2f17864b6e74ff8c69a6de

      SHA1

      d9a621f6224dbd44d431a84953b5ff7b203fe09d

      SHA256

      560c56045ea23e21eb4a0921598a2d0e4b979f84f84aa3a3fef2f8de4302b911

      SHA512

      4974bb50bc18548a0a0424c1a794215f24f63ea659e80854cd0f38c36173639d11c1faa2b5a1a63a951db26ea8adcb3801130c201bb3ad5742ff4659fc0d361d

    • memory/268-76-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-72-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-69-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-85-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-71-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-73-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-77-0x000000000040242D-mapping.dmp

    • memory/268-75-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-84-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-80-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-66-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/268-67-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1500-61-0x0000000000000000-mapping.dmp

    • memory/1652-82-0x000000006E450000-0x000000006E9FB000-memory.dmp

      Filesize

      5.7MB

    • memory/1652-83-0x000000006E450000-0x000000006E9FB000-memory.dmp

      Filesize

      5.7MB

    • memory/1652-60-0x0000000000000000-mapping.dmp

    • memory/2020-59-0x0000000004EF5000-0x0000000004F06000-memory.dmp

      Filesize

      68KB

    • memory/2020-54-0x0000000001110000-0x000000000122A000-memory.dmp

      Filesize

      1.1MB

    • memory/2020-55-0x0000000075731000-0x0000000075733000-memory.dmp

      Filesize

      8KB

    • memory/2020-81-0x0000000004EF5000-0x0000000004F06000-memory.dmp

      Filesize

      68KB

    • memory/2020-56-0x00000000005B0000-0x00000000005D0000-memory.dmp

      Filesize

      128KB

    • memory/2020-57-0x0000000000A10000-0x0000000000A1C000-memory.dmp

      Filesize

      48KB

    • memory/2020-65-0x0000000005040000-0x000000000506E000-memory.dmp

      Filesize

      184KB

    • memory/2020-64-0x0000000004EF5000-0x0000000004F06000-memory.dmp

      Filesize

      68KB

    • memory/2020-58-0x0000000005E30000-0x0000000005E9E000-memory.dmp

      Filesize

      440KB