Analysis

  • max time kernel
    137s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22-02-2023 11:11

General

  • Target

    9e3dac5c792d10815c94ae9474c93aa8.exe

  • Size

    1.0MB

  • MD5

    9e3dac5c792d10815c94ae9474c93aa8

  • SHA1

    da3ffcfa7c41e842ea80548105fac93252149550

  • SHA256

    e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

  • SHA512

    69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

  • SSDEEP

    24576:bgky9IIScJ+HlZwRqm4QkoWp2xoKkcrETLwWmAae0:b7LwRqm48Wp2+KkcowWmAa

Malware Config

Extracted

Family

netwire

C2

zekeriyasolek44.duckdns.org:3102

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    Valentine End

  • install_path

    %Windows%\Windows DataPoint\Windows Data Start.exe

  • lock_executable

    false

  • mutex

    Windows

  • offline_keylogger

    false

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 14 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
  • Adds Run key to start application 2 TTPs 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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe
    "C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe
      "C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe"
      2⤵
        PID:1944
      • C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe
        "C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1156
        • C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
          "C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe" -m "C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:856
          • C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
            "C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe"
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            PID:1528

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
      Filesize

      1.0MB

      MD5

      9e3dac5c792d10815c94ae9474c93aa8

      SHA1

      da3ffcfa7c41e842ea80548105fac93252149550

      SHA256

      e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

      SHA512

      69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

    • C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
      Filesize

      1.0MB

      MD5

      9e3dac5c792d10815c94ae9474c93aa8

      SHA1

      da3ffcfa7c41e842ea80548105fac93252149550

      SHA256

      e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

      SHA512

      69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

    • C:\Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
      Filesize

      1.0MB

      MD5

      9e3dac5c792d10815c94ae9474c93aa8

      SHA1

      da3ffcfa7c41e842ea80548105fac93252149550

      SHA256

      e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

      SHA512

      69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

    • \Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
      Filesize

      1.0MB

      MD5

      9e3dac5c792d10815c94ae9474c93aa8

      SHA1

      da3ffcfa7c41e842ea80548105fac93252149550

      SHA256

      e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

      SHA512

      69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

    • \Users\Admin\AppData\Local\Temp\%Windows\Windows DataPoint\Windows Data Start.exe
      Filesize

      1.0MB

      MD5

      9e3dac5c792d10815c94ae9474c93aa8

      SHA1

      da3ffcfa7c41e842ea80548105fac93252149550

      SHA256

      e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

      SHA512

      69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

    • memory/856-82-0x0000000004E20000-0x0000000004E60000-memory.dmp
      Filesize

      256KB

    • memory/856-81-0x0000000004E20000-0x0000000004E60000-memory.dmp
      Filesize

      256KB

    • memory/856-80-0x0000000001070000-0x0000000001182000-memory.dmp
      Filesize

      1.1MB

    • memory/1156-62-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-79-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-64-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-65-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/1156-66-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-68-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-70-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-72-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-63-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1156-61-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-94-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-95-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-99-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-98-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-97-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-96-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/1528-90-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/1704-57-0x0000000000450000-0x0000000000490000-memory.dmp
      Filesize

      256KB

    • memory/1704-54-0x0000000000C20000-0x0000000000D32000-memory.dmp
      Filesize

      1.1MB

    • memory/1704-55-0x0000000000450000-0x0000000000490000-memory.dmp
      Filesize

      256KB

    • memory/1704-56-0x00000000003A0000-0x00000000003B4000-memory.dmp
      Filesize

      80KB

    • memory/1704-60-0x0000000002250000-0x000000000229C000-memory.dmp
      Filesize

      304KB

    • memory/1704-58-0x00000000003E0000-0x00000000003EC000-memory.dmp
      Filesize

      48KB

    • memory/1704-59-0x0000000008050000-0x0000000008122000-memory.dmp
      Filesize

      840KB