Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2023 08:18

General

  • Target

    HEUR-Backdoor.Win32.Generic-d25e23199a7c7f97e.exe

  • Size

    389KB

  • MD5

    da276444d26b555c6c794248df8019c7

  • SHA1

    13bcf9ee210e4130a45dbde394b5e242e34af2e3

  • SHA256

    d25e23199a7c7f97e3e21ff927d53002353f22f299c41dca7cd3cdc3cae6531d

  • SHA512

    4574da66f92cbae2e4b81558a93c28af5ad716dbab9ca6758744ec2a821c9aef36347f3f1418e4d84940bc3baaac5b59377ab224598a2fecc6b3197b8daa8cd6

  • SSDEEP

    6144:93PyM/PNbjuSR81Uwzqs52CEhuA0Xop90V/az3Ws2of1Q:RPyCV/o/qUWDAopyV/rZof1Q

Malware Config

Extracted

Family

netwire

C2

william1979.ddns.net:4416

mathkros79.ddns.net:4416

engine79.ddns.net:4416

chrisle79.ddns.net:4416

jacknop79.ddns.net:4416

smath79.ddns.net:4416

whatis79.ddns.net:4416

goodgt79.ddns.net:4416

bonding79.ddns.net:4416

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    Jan 2018

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password2$

  • 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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HEUR-Backdoor.Win32.Generic-d25e23199a7c7f97e.exe
    "C:\Users\Admin\AppData\Local\Temp\HEUR-Backdoor.Win32.Generic-d25e23199a7c7f97e.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe"
      2⤵
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:1100
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\FolderN\name.exe.lnk" /f
        3⤵
          PID:1168
      • C:\Users\Admin\AppData\Roaming\tmp.exe
        "C:\Users\Admin\AppData\Roaming\tmp.exe"
        2⤵
        • Executes dropped EXE
        PID:588
      • C:\Users\Admin\AppData\Local\Temp\svhost.exe
        "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
        2⤵
        • Executes dropped EXE
        PID:1352
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c C:\Users\Admin\AppData\Roaming\FolderN\name.exe.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:308
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 300
          3⤵
          • Delays execution with timeout.exe
          PID:908

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      85KB

      MD5

      2e5f1cf69f92392f8829fc9c9263ae9b

      SHA1

      97b9ca766bbbdaa8c9ec960dc41b598f7fad82a5

      SHA256

      51985a57e085d8b17042f0cdc1f905380b792854733eb3275fd8fce4e3bb886b

      SHA512

      f7e096dd9d0fa3a3c04c01bf229c4b344798a4c8b7b848588c1d78cb9fadfa9b1d0fd53c1fe74d191d5561e9eb551a4a3fc918363f119ea60024dd3d67c83883

    • C:\Users\Admin\AppData\Roaming\FolderN\name.exe

      Filesize

      389KB

      MD5

      da276444d26b555c6c794248df8019c7

      SHA1

      13bcf9ee210e4130a45dbde394b5e242e34af2e3

      SHA256

      d25e23199a7c7f97e3e21ff927d53002353f22f299c41dca7cd3cdc3cae6531d

      SHA512

      4574da66f92cbae2e4b81558a93c28af5ad716dbab9ca6758744ec2a821c9aef36347f3f1418e4d84940bc3baaac5b59377ab224598a2fecc6b3197b8daa8cd6

    • C:\Users\Admin\AppData\Roaming\FolderN\name.exe.bat

      Filesize

      189B

      MD5

      dca86f6bec779bba1b58d992319e88db

      SHA1

      844e656d3603d15ae56f36298f8031ad52935829

      SHA256

      413b4ee68f5400fcd30ae5df957d723989b400637dbc7f5d158fa050bdc20743

      SHA512

      4b9d532a777921543b3243020ea4b655a8b956c400b237ce714b5bd8e9a3ad7fdbcb11410e84e2e0ecc45e87dcd107385a487f5bb5b359aabd1322314ef2d24c

    • C:\Users\Admin\AppData\Roaming\FolderN\name.exe.bat

      Filesize

      189B

      MD5

      dca86f6bec779bba1b58d992319e88db

      SHA1

      844e656d3603d15ae56f36298f8031ad52935829

      SHA256

      413b4ee68f5400fcd30ae5df957d723989b400637dbc7f5d158fa050bdc20743

      SHA512

      4b9d532a777921543b3243020ea4b655a8b956c400b237ce714b5bd8e9a3ad7fdbcb11410e84e2e0ecc45e87dcd107385a487f5bb5b359aabd1322314ef2d24c

    • C:\Users\Admin\AppData\Roaming\tmp.exe

      Filesize

      89KB

      MD5

      9c393cac6ef1c3282e3daf6ec50b79de

      SHA1

      34afa77f3d276191c278d56fa870d11c5069f48e

      SHA256

      7231c7a76d9c4d0a307197522a2aec968f31865a4b2c4b962b64b01e9229315b

      SHA512

      82543c3b43d10616ff9687e468ab75f3e96d0f0fdc795df2ef341b91c4ef915b0bad5bfbf6916939d40596d9bcd3190a1371bced3be16513768cc096c9c9b66e

    • C:\Users\Admin\AppData\Roaming\tmp.exe

      Filesize

      89KB

      MD5

      9c393cac6ef1c3282e3daf6ec50b79de

      SHA1

      34afa77f3d276191c278d56fa870d11c5069f48e

      SHA256

      7231c7a76d9c4d0a307197522a2aec968f31865a4b2c4b962b64b01e9229315b

      SHA512

      82543c3b43d10616ff9687e468ab75f3e96d0f0fdc795df2ef341b91c4ef915b0bad5bfbf6916939d40596d9bcd3190a1371bced3be16513768cc096c9c9b66e

    • \Users\Admin\AppData\Local\Temp\svhost.exe

      Filesize

      85KB

      MD5

      2e5f1cf69f92392f8829fc9c9263ae9b

      SHA1

      97b9ca766bbbdaa8c9ec960dc41b598f7fad82a5

      SHA256

      51985a57e085d8b17042f0cdc1f905380b792854733eb3275fd8fce4e3bb886b

      SHA512

      f7e096dd9d0fa3a3c04c01bf229c4b344798a4c8b7b848588c1d78cb9fadfa9b1d0fd53c1fe74d191d5561e9eb551a4a3fc918363f119ea60024dd3d67c83883

    • \Users\Admin\AppData\Roaming\FolderN\name.exe

      Filesize

      389KB

      MD5

      da276444d26b555c6c794248df8019c7

      SHA1

      13bcf9ee210e4130a45dbde394b5e242e34af2e3

      SHA256

      d25e23199a7c7f97e3e21ff927d53002353f22f299c41dca7cd3cdc3cae6531d

      SHA512

      4574da66f92cbae2e4b81558a93c28af5ad716dbab9ca6758744ec2a821c9aef36347f3f1418e4d84940bc3baaac5b59377ab224598a2fecc6b3197b8daa8cd6

    • \Users\Admin\AppData\Roaming\FolderN\name.exe

      Filesize

      389KB

      MD5

      da276444d26b555c6c794248df8019c7

      SHA1

      13bcf9ee210e4130a45dbde394b5e242e34af2e3

      SHA256

      d25e23199a7c7f97e3e21ff927d53002353f22f299c41dca7cd3cdc3cae6531d

      SHA512

      4574da66f92cbae2e4b81558a93c28af5ad716dbab9ca6758744ec2a821c9aef36347f3f1418e4d84940bc3baaac5b59377ab224598a2fecc6b3197b8daa8cd6

    • \Users\Admin\AppData\Roaming\tmp.exe

      Filesize

      89KB

      MD5

      9c393cac6ef1c3282e3daf6ec50b79de

      SHA1

      34afa77f3d276191c278d56fa870d11c5069f48e

      SHA256

      7231c7a76d9c4d0a307197522a2aec968f31865a4b2c4b962b64b01e9229315b

      SHA512

      82543c3b43d10616ff9687e468ab75f3e96d0f0fdc795df2ef341b91c4ef915b0bad5bfbf6916939d40596d9bcd3190a1371bced3be16513768cc096c9c9b66e

    • \Users\Admin\AppData\Roaming\tmp.exe

      Filesize

      89KB

      MD5

      9c393cac6ef1c3282e3daf6ec50b79de

      SHA1

      34afa77f3d276191c278d56fa870d11c5069f48e

      SHA256

      7231c7a76d9c4d0a307197522a2aec968f31865a4b2c4b962b64b01e9229315b

      SHA512

      82543c3b43d10616ff9687e468ab75f3e96d0f0fdc795df2ef341b91c4ef915b0bad5bfbf6916939d40596d9bcd3190a1371bced3be16513768cc096c9c9b66e

    • memory/588-111-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/588-101-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/588-98-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1060-54-0x0000000000A40000-0x0000000000A80000-memory.dmp

      Filesize

      256KB

    • memory/1060-99-0x0000000000A40000-0x0000000000A80000-memory.dmp

      Filesize

      256KB

    • memory/1352-82-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1352-89-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1352-86-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1352-78-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1352-83-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1352-81-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1352-79-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1352-80-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB