Analysis

  • max time kernel
    127s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2022 08:21

General

  • Target

    3c1e6cd3871d8aa14b4ea85689393b48.exe

  • Size

    7KB

  • MD5

    3c1e6cd3871d8aa14b4ea85689393b48

  • SHA1

    9b05cf7551df9ec8a772253bd6b1222388e4d60e

  • SHA256

    35a2e0e9daf4aaa64a5e8057eb6114c95bb4326763f768e09dbf25b57b387766

  • SHA512

    b19d1f8c42415ec620aaee7da2e6710630c027b8210ce11ed71db3e3e12c3523c34bf71804b7702950569104ab811ae17e6c5d2e25fe4480b778923cccaa6919

  • SSDEEP

    192:Y9O488udnr3gTZ4ELGDM9xyXAVxVVdWS75HjXEU0F:Y9O48jdUZ4ELWM9QeP5b90

Malware Config

Signatures

  • NetWire RAT payload 3 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c1e6cd3871d8aa14b4ea85689393b48.exe
    "C:\Users\Admin\AppData\Local\Temp\3c1e6cd3871d8aa14b4ea85689393b48.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:820
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping google.com
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4932
      • C:\Windows\SysWOW64\PING.EXE
        ping google.com
        3⤵
        • Runs ping.exe
        PID:4444
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1372
    • C:\Users\Admin\AppData\Local\Temp\3c1e6cd3871d8aa14b4ea85689393b48.exe
      C:\Users\Admin\AppData\Local\Temp\3c1e6cd3871d8aa14b4ea85689393b48.exe
      2⤵
        PID:3900

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Remote System Discovery

    1
    T1018

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/820-138-0x0000000008C60000-0x0000000008C82000-memory.dmp
      Filesize

      136KB

    • memory/820-133-0x0000000005EA0000-0x0000000006444000-memory.dmp
      Filesize

      5.6MB

    • memory/820-134-0x0000000005990000-0x0000000005A22000-memory.dmp
      Filesize

      584KB

    • memory/820-135-0x00000000069C0000-0x00000000069CA000-memory.dmp
      Filesize

      40KB

    • memory/820-132-0x0000000000F50000-0x0000000000F58000-memory.dmp
      Filesize

      32KB

    • memory/1372-144-0x0000000005C20000-0x0000000005C3E000-memory.dmp
      Filesize

      120KB

    • memory/1372-145-0x0000000007460000-0x0000000007ADA000-memory.dmp
      Filesize

      6.5MB

    • memory/1372-139-0x0000000000000000-mapping.dmp
    • memory/1372-140-0x0000000000EA0000-0x0000000000ED6000-memory.dmp
      Filesize

      216KB

    • memory/1372-141-0x0000000005090000-0x00000000056B8000-memory.dmp
      Filesize

      6.2MB

    • memory/1372-142-0x0000000004D80000-0x0000000004DE6000-memory.dmp
      Filesize

      408KB

    • memory/1372-143-0x0000000004FA0000-0x0000000005006000-memory.dmp
      Filesize

      408KB

    • memory/1372-146-0x0000000006120000-0x000000000613A000-memory.dmp
      Filesize

      104KB

    • memory/3900-147-0x0000000000000000-mapping.dmp
    • memory/3900-148-0x0000000000400000-0x000000000042B000-memory.dmp
      Filesize

      172KB

    • memory/3900-150-0x0000000000400000-0x000000000042B000-memory.dmp
      Filesize

      172KB

    • memory/3900-151-0x0000000000400000-0x000000000042B000-memory.dmp
      Filesize

      172KB

    • memory/4444-137-0x0000000000000000-mapping.dmp
    • memory/4932-136-0x0000000000000000-mapping.dmp