Analysis

  • max time kernel
    85s
  • max time network
    98s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20-01-2023 06:31

General

  • Target

    e0143cf54d109163f0f807816907b3e375170dd9ce576164a519efba66983459_timedlll.exe

  • Size

    484KB

  • MD5

    8f18d06bd4d22a313565373d9e638ebc

  • SHA1

    9e83aa2284e2c2094d649b909d50b885c4193fe5

  • SHA256

    e0143cf54d109163f0f807816907b3e375170dd9ce576164a519efba66983459

  • SHA512

    efd124190ccef60f2826e0a608dbc5d2c5f9d75a57c0eb2dec874592e6bc8f5a38155e6b81590c038a6a1009fa93e410daa5cb01f15a1f2ee4340ab98a9702c8

  • SSDEEP

    6144:ql41F6zaFhj4pgKTmUK5vN5vdKrV1T8xt2+ilHsPerH6inevq4Wl:ql46Qhj4prSpVRduVJ8++9mrLevzWl

Malware Config

Extracted

Family

netwire

C2

185.145.45.41:3368

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

    fuwqWcrJ

  • offline_keylogger

    true

  • password

    Gentle123

  • registry_autorun

    false

  • use_mutex

    true

Signatures

  • NetWire RAT payload 1 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
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0143cf54d109163f0f807816907b3e375170dd9ce576164a519efba66983459_timedlll.exe
    "C:\Users\Admin\AppData\Local\Temp\e0143cf54d109163f0f807816907b3e375170dd9ce576164a519efba66983459_timedlll.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /TN "Belgningsstuens" /TR "C:\Users\Admin\AppData\Roaming\kinglike.exe"
      2⤵
      • Creates scheduled task(s)
      PID:872
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /run /tn "Belgningsstuens"
      2⤵
        PID:964
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {7F547DCF-AB6D-4DC1-A657-A53599CDC312} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1712
      • C:\Users\Admin\AppData\Roaming\kinglike.exe
        C:\Users\Admin\AppData\Roaming\kinglike.exe
        2⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of UnmapMainImage
        PID:240

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      484KB

      MD5

      ea40ee2956af9027022020b83c67eaeb

      SHA1

      0e5f3811b06f6d6a6147d06f0eeec4fb1d1afcc1

      SHA256

      eb62ceaf85055120714d9b82b8da39e7d08a95ebb1763b03009511532c40c7d3

      SHA512

      8c0cc4840ae0b32dfa71ac9dbdb175fe8ec541636e1470ff324cc26265c5aef8ac1e796f0d505d8e37dff0efea7913a0072a2ebdb205ec3aed92bba40ba0d25e

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

      Filesize

      484KB

      MD5

      ea40ee2956af9027022020b83c67eaeb

      SHA1

      0e5f3811b06f6d6a6147d06f0eeec4fb1d1afcc1

      SHA256

      eb62ceaf85055120714d9b82b8da39e7d08a95ebb1763b03009511532c40c7d3

      SHA512

      8c0cc4840ae0b32dfa71ac9dbdb175fe8ec541636e1470ff324cc26265c5aef8ac1e796f0d505d8e37dff0efea7913a0072a2ebdb205ec3aed92bba40ba0d25e

    • C:\Windows\win.ini

      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • memory/240-71-0x0000000077D40000-0x0000000077EC0000-memory.dmp

      Filesize

      1.5MB

    • memory/240-63-0x0000000000000000-mapping.dmp

    • memory/240-68-0x0000000003590000-0x0000000003690000-memory.dmp

      Filesize

      1024KB

    • memory/240-69-0x0000000003590000-0x0000000003690000-memory.dmp

      Filesize

      1024KB

    • memory/240-73-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/240-79-0x0000000072940000-0x0000000072A93000-memory.dmp

      Filesize

      1.3MB

    • memory/240-80-0x0000000077D40000-0x0000000077EC0000-memory.dmp

      Filesize

      1.5MB

    • memory/872-58-0x0000000000000000-mapping.dmp

    • memory/964-60-0x0000000000000000-mapping.dmp

    • memory/1356-61-0x0000000077D40000-0x0000000077EC0000-memory.dmp

      Filesize

      1.5MB

    • memory/1356-59-0x0000000077D40000-0x0000000077EC0000-memory.dmp

      Filesize

      1.5MB

    • memory/1356-57-0x0000000076711000-0x0000000076713000-memory.dmp

      Filesize

      8KB

    • memory/1356-56-0x0000000002610000-0x0000000002710000-memory.dmp

      Filesize

      1024KB