Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2022 15:07

General

  • Target

    5eed016d16ed7abb1ee84e19da014d366e2de316a8e938dc318c22fa33ae1939.exe

  • Size

    1.1MB

  • MD5

    a166cf965631b35753a21c0753ba6636

  • SHA1

    8bbe0fd326a908e8cef75cb1cfdaf23e7c60bc46

  • SHA256

    5eed016d16ed7abb1ee84e19da014d366e2de316a8e938dc318c22fa33ae1939

  • SHA512

    a6626353c1335fc894c1a345176eeb779f161b20832fb2ba75a04fc66672127289a1dba407c7ea45d9b4bab0030dbeb5f18d888dd5a2da1f7ffeedc15adcbeb1

Malware Config

Extracted

Family

netwire

C2

95.167.151.235:8973

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • lock_executable

    false

  • offline_keylogger

    false

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 4 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 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5eed016d16ed7abb1ee84e19da014d366e2de316a8e938dc318c22fa33ae1939.exe
    "C:\Users\Admin\AppData\Local\Temp\5eed016d16ed7abb1ee84e19da014d366e2de316a8e938dc318c22fa33ae1939.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Users\Admin\AppData\Local\TVoood.exe
      C:\Users\Admin\AppData\Local\TVoood.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Windows\SysWOW64\wsmprovhost.exe
        wsmprovhost.exe
        3⤵
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        PID:1744
        • C:\Windows\SysWOW64\wsmprovhost.exe
          "C:\Windows\SysWOW64\wsmprovhost.exe"
          4⤵
            PID:3032

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Ass.bmp

      Filesize

      773KB

      MD5

      23203ba1782a28c8f4484a409344be06

      SHA1

      402c48a6b12c4009115190fcfbd00081a3af3128

      SHA256

      02e4da182cbb41f59c5cb5c9e2a9ba4262ef305e052207928e8fca5d16d0b549

      SHA512

      b774fe55c8258d00be92a3ae177771fe6ed58db039e29f07e1f78e63f3dbf79146764fc9ec6cff30b4a6f3b4473a786e1d9367a0d2ddec5356e028e9d2f08f70

    • C:\Users\Admin\AppData\Local\TVoood.exe

      Filesize

      445KB

      MD5

      36d93f874f3758a6e5b3de260679f24b

      SHA1

      9251c3134f569363331dc70db6c74a0f0413c4ba

      SHA256

      81b980813969b6f3334331f80194db92088f144ffd0f0c74294a7a92b8e6b8a9

      SHA512

      350d86e842a951762a9f086d775be7cf61a62ac6a04851b16cb5544f148aa9d0c70c1fb1c15ed723b9908d015ea3990081303107e42b460884f8839e58954c18

    • C:\Users\Admin\AppData\Local\TVoood.exe

      Filesize

      445KB

      MD5

      36d93f874f3758a6e5b3de260679f24b

      SHA1

      9251c3134f569363331dc70db6c74a0f0413c4ba

      SHA256

      81b980813969b6f3334331f80194db92088f144ffd0f0c74294a7a92b8e6b8a9

      SHA512

      350d86e842a951762a9f086d775be7cf61a62ac6a04851b16cb5544f148aa9d0c70c1fb1c15ed723b9908d015ea3990081303107e42b460884f8839e58954c18

    • \Users\Admin\AppData\Local\TVoood.exe

      Filesize

      445KB

      MD5

      36d93f874f3758a6e5b3de260679f24b

      SHA1

      9251c3134f569363331dc70db6c74a0f0413c4ba

      SHA256

      81b980813969b6f3334331f80194db92088f144ffd0f0c74294a7a92b8e6b8a9

      SHA512

      350d86e842a951762a9f086d775be7cf61a62ac6a04851b16cb5544f148aa9d0c70c1fb1c15ed723b9908d015ea3990081303107e42b460884f8839e58954c18

    • \Users\Admin\AppData\Local\TVoood.exe

      Filesize

      445KB

      MD5

      36d93f874f3758a6e5b3de260679f24b

      SHA1

      9251c3134f569363331dc70db6c74a0f0413c4ba

      SHA256

      81b980813969b6f3334331f80194db92088f144ffd0f0c74294a7a92b8e6b8a9

      SHA512

      350d86e842a951762a9f086d775be7cf61a62ac6a04851b16cb5544f148aa9d0c70c1fb1c15ed723b9908d015ea3990081303107e42b460884f8839e58954c18

    • memory/1372-58-0x0000000000000000-mapping.dmp

    • memory/1372-65-0x0000000010410000-0x00000000104B8000-memory.dmp

      Filesize

      672KB

    • memory/1744-64-0x0000000000000000-mapping.dmp

    • memory/1744-72-0x0000000010410000-0x00000000104B8000-memory.dmp

      Filesize

      672KB

    • memory/1744-80-0x0000000010410000-0x00000000104B8000-memory.dmp

      Filesize

      672KB

    • memory/1744-84-0x0000000010410000-0x00000000104B8000-memory.dmp

      Filesize

      672KB

    • memory/1940-54-0x0000000076A21000-0x0000000076A23000-memory.dmp

      Filesize

      8KB

    • memory/1940-60-0x0000000000400000-0x000000000063C000-memory.dmp

      Filesize

      2.2MB

    • memory/1940-55-0x0000000000400000-0x000000000063C000-memory.dmp

      Filesize

      2.2MB

    • memory/3032-74-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/3032-77-0x0000000000402BCB-mapping.dmp

    • memory/3032-76-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/3032-82-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/3032-83-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB