Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 09:42

General

  • Target

    b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe

  • Size

    178KB

  • MD5

    b0674e788aa2f6027e1331ae68821110

  • SHA1

    cc98d49ff6628e81569a613f83f1073044650bb5

  • SHA256

    b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9

  • SHA512

    1a058cd3e35d70c778ed548101d96f8f71310f4b7a78bb9b70594bc8271eda849469a2c488e769006a2432b3a6ca39c00d4854324fad3922be064251a31690ee

  • SSDEEP

    3072:I7VNBmjq8Kmvn6rIVTYC7H2rAalUW4R6rv3p8WStxlQu2VCPwp:I7VzxYnWI6agAalr4UrPp8WStPQu28K

Malware Config

Extracted

Family

netwire

C2

wallou.publicvm.com:3365

mediafire.duckdns.org:3365

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    DLL2

  • keylogger_dir

    %AppData%\System\

  • lock_executable

    true

  • mutex

    KgpcGWmM

  • offline_keylogger

    true

  • password

    Reborn

  • registry_autorun

    false

  • use_mutex

    true

Signatures

  • NetWire RAT payload 2 IoCs
  • Netwire

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

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 36 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 20 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe
    "C:\Users\Admin\AppData\Local\Temp\b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1788
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:4768
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:3556
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:3484
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:4376
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1956
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2428
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1800
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:4884
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:4260
    • C:\Windows\SysWOW64\attrib.exe
      "C:\Windows\System32\attrib.exe" +s +h C:\Users\Admin\AppData\Local\Temp\b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe
      2⤵
      • Sets file to hidden
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:828
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4724
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:3296
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:808
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:4492
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2528
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:1164
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:744
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:448
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2104
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:3012
    • C:\Windows\SysWOW64\ping.exe
      C:\Windows\System32\ping.exe google.com
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Runs ping.exe
      PID:2576
    • C:\Users\Admin\AppData\Local\Temp\b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe
      "C:\Users\Admin\AppData\Local\Temp\b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1768
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3696
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3480
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4676
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1668
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3180
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4404
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4536
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3912
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4732
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:668
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1336
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "IntelCore" /t REG_SZ /F /D "C:\ProgramData\IntelCore\IntelCore.exe
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4544

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\IntelCore\IntelCore.exe

          Filesize

          178KB

          MD5

          58979739b4a36e636deb2ba74573d5c9

          SHA1

          a2615341ecff9d2be78a1110c606e2f4eed67e75

          SHA256

          eed62e935cee605c4f83363f23eb9207a5d1f8ca7d3f2c171f85dd5f9d857eb6

          SHA512

          de109fadc30a7593b42e178582c8467e2b0410775530cbb68c6d6b4a0385f01e06f809a3de3798dfe4e85a675b1eb09e3e117fad52e672f93d835580c9499dc2

        • C:\Users\Admin\AppData\Local\Temp\b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9N.exe

          Filesize

          178KB

          MD5

          b0674e788aa2f6027e1331ae68821110

          SHA1

          cc98d49ff6628e81569a613f83f1073044650bb5

          SHA256

          b5a6a7bb51594561825295ee7fdee1a1e4a693030f35b5894200f5e5140aeec9

          SHA512

          1a058cd3e35d70c778ed548101d96f8f71310f4b7a78bb9b70594bc8271eda849469a2c488e769006a2432b3a6ca39c00d4854324fad3922be064251a31690ee

        • memory/1416-0-0x0000000074F22000-0x0000000074F23000-memory.dmp

          Filesize

          4KB

        • memory/1416-1-0x0000000074F20000-0x00000000754D1000-memory.dmp

          Filesize

          5.7MB

        • memory/1416-2-0x0000000074F20000-0x00000000754D1000-memory.dmp

          Filesize

          5.7MB

        • memory/1416-3-0x0000000074F22000-0x0000000074F23000-memory.dmp

          Filesize

          4KB

        • memory/1416-4-0x0000000074F20000-0x00000000754D1000-memory.dmp

          Filesize

          5.7MB

        • memory/1768-6-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/1768-9-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB