Analysis

  • max time kernel
    105s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2022 09:46

General

  • Target

    SecuriteInfo.com.W32.AIDetectNet.01.2581.exe

  • Size

    1021KB

  • MD5

    b6c18768c7043853fc9879044d10a01e

  • SHA1

    83c8052ab0ee996e96982b3d1b1c5cfc921a0b81

  • SHA256

    ddd2f1305efa9e79461ecc7e387fc890bba66326cbf18f760887bd97540ba588

  • SHA512

    26d2ea0b0b3e1691400bd94add5a3407c12582688411e94592165eba7b236cf91cc8e6108a76d5204866e7cc38f32dd3d17082b4c66d42d323aa97967316ff0c

Malware Config

Extracted

Family

netwire

C2

149.102.132.253:3399

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 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 behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.2581.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.2581.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zLDQIAIFDK.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3584
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zLDQIAIFDK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpACAB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:952
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.2581.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.2581.exe"
      2⤵
        PID:3876

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpACAB.tmp

      Filesize

      1KB

      MD5

      e15ab86f6ce21a9b1d4072ba446d3073

      SHA1

      a88a454e663e84a4769999f36da940f168ac6f5b

      SHA256

      c11d04286bc9681095421d03b76bace24142dc04162e622da0d3cbed791c9e1e

      SHA512

      7399ffd5b7eb9a07f63b2be2893d5c8c6a08b34e30811e2ff7beac9f7b24bb9a3b2232d177c018330c6e34b710435f26e311f7638d454e272a04439b75fae20e

    • memory/952-137-0x0000000000000000-mapping.dmp

    • memory/1844-131-0x0000000005B80000-0x0000000006124000-memory.dmp

      Filesize

      5.6MB

    • memory/1844-132-0x0000000005670000-0x0000000005702000-memory.dmp

      Filesize

      584KB

    • memory/1844-133-0x0000000005660000-0x000000000566A000-memory.dmp

      Filesize

      40KB

    • memory/1844-134-0x00000000091F0000-0x000000000928C000-memory.dmp

      Filesize

      624KB

    • memory/1844-135-0x0000000009170000-0x00000000091D6000-memory.dmp

      Filesize

      408KB

    • memory/1844-130-0x0000000000BC0000-0x0000000000CC4000-memory.dmp

      Filesize

      1.0MB

    • memory/3584-151-0x00000000061D0000-0x00000000061EE000-memory.dmp

      Filesize

      120KB

    • memory/3584-154-0x0000000006F90000-0x0000000006F9A000-memory.dmp

      Filesize

      40KB

    • memory/3584-142-0x0000000004FC0000-0x00000000055E8000-memory.dmp

      Filesize

      6.2MB

    • memory/3584-158-0x00000000071A0000-0x00000000071A8000-memory.dmp

      Filesize

      32KB

    • memory/3584-157-0x0000000007260000-0x000000000727A000-memory.dmp

      Filesize

      104KB

    • memory/3584-156-0x0000000007150000-0x000000000715E000-memory.dmp

      Filesize

      56KB

    • memory/3584-155-0x00000000071C0000-0x0000000007256000-memory.dmp

      Filesize

      600KB

    • memory/3584-145-0x0000000004BD0000-0x0000000004BF2000-memory.dmp

      Filesize

      136KB

    • memory/3584-146-0x0000000004C70000-0x0000000004CD6000-memory.dmp

      Filesize

      408KB

    • memory/3584-138-0x0000000002260000-0x0000000002296000-memory.dmp

      Filesize

      216KB

    • memory/3584-148-0x0000000005B90000-0x0000000005BAE000-memory.dmp

      Filesize

      120KB

    • memory/3584-149-0x0000000006BD0000-0x0000000006C02000-memory.dmp

      Filesize

      200KB

    • memory/3584-150-0x00000000712B0000-0x00000000712FC000-memory.dmp

      Filesize

      304KB

    • memory/3584-136-0x0000000000000000-mapping.dmp

    • memory/3584-152-0x0000000007560000-0x0000000007BDA000-memory.dmp

      Filesize

      6.5MB

    • memory/3584-153-0x0000000006F20000-0x0000000006F3A000-memory.dmp

      Filesize

      104KB

    • memory/3876-147-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/3876-144-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/3876-143-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/3876-141-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/3876-140-0x0000000000000000-mapping.dmp