Analysis

  • max time kernel
    104s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-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 11 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.

  • Executes dropped EXE 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 26 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:1288
    • C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe
      "C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe"
      2⤵
        PID:4748
      • C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe
        "C:\Users\Admin\AppData\Local\Temp\9e3dac5c792d10815c94ae9474c93aa8.exe"
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:4268
        • 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
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:4376
          • 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:4760

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    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

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

      1.0MB

      MD5

      9e3dac5c792d10815c94ae9474c93aa8

      SHA1

      da3ffcfa7c41e842ea80548105fac93252149550

      SHA256

      e9b94cae938b5549cc9645b0e15337bc0ff894b9413305351937cf7831347d85

      SHA512

      69fe825e8c41cdc852407eb2d396344341ceeabcec2edb0bebe269245ca305796975a88d81d557b5cde3fe84c235fb4c26bbad60541b19709ede1240387c956b

    • memory/1288-139-0x0000000007DC0000-0x0000000007E5C000-memory.dmp
      Filesize

      624KB

    • memory/1288-134-0x00000000053E0000-0x0000000005984000-memory.dmp
      Filesize

      5.6MB

    • memory/1288-133-0x00000000004E0000-0x00000000005F2000-memory.dmp
      Filesize

      1.1MB

    • memory/1288-138-0x00000000050B0000-0x00000000050C0000-memory.dmp
      Filesize

      64KB

    • memory/1288-135-0x0000000004ED0000-0x0000000004F62000-memory.dmp
      Filesize

      584KB

    • memory/1288-136-0x0000000004E80000-0x0000000004E8A000-memory.dmp
      Filesize

      40KB

    • memory/1288-137-0x00000000050B0000-0x00000000050C0000-memory.dmp
      Filesize

      64KB

    • memory/4268-140-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4268-143-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4268-142-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4268-156-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4268-145-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4376-157-0x0000000005860000-0x0000000005870000-memory.dmp
      Filesize

      64KB

    • memory/4376-158-0x0000000005860000-0x0000000005870000-memory.dmp
      Filesize

      64KB

    • memory/4760-161-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4760-162-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4760-164-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4760-165-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4760-166-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB

    • memory/4760-167-0x0000000000400000-0x000000000044F000-memory.dmp
      Filesize

      316KB