Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-10-2022 15:00

General

  • Target

    c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe

  • Size

    91KB

  • MD5

    e59eb3c46870c8331d40464d1dcacc34

  • SHA1

    41deeee3508275807476fbb72e4aa7b8263c9362

  • SHA256

    c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c

  • SHA512

    d0878707e5e6dd1b8e9cee3bc4c6b8bdc4b949dc6fa1f9a8755809af6e504e3983760bbe66b663d19c582347fdaa8fac0994e60bcdbcd0b3952535a53b8856e3

  • SSDEEP

    1536:18l0sr8wujP2zmj0IextvIgi647CDkxN9uO+1eEm/S38zNyA3JuQQ/r:1k04LE2z8teTIgFniN9S1goONLA

Malware Config

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
  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe
    "C:\Users\Admin\AppData\Local\Temp\c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3852
    • C:\Users\Admin\AppData\Local\Temp\c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe
      "C:\Users\Admin\AppData\Local\Temp\c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe"
      2⤵
        PID:1748
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Roaming\PEVerify.exe" "C:\Users\Admin\AppData\Local\Temp\c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3828
        • C:\Users\Admin\AppData\Roaming\PEVerify.exe
          "C:\Users\Admin\AppData\Roaming\PEVerify.exe" "C:\Users\Admin\AppData\Local\Temp\c605def48c1260429f668b322e679c9cfffe303eb3a3ce1e7cdd48ff2328807c.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2516

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\PEVerify.exe
      Filesize

      10KB

      MD5

      9286123c291b2157b4a6b4be0644146f

      SHA1

      5d3358cb6164a468656012e1a331dd0e015f4f50

      SHA256

      fbe24956f48d857265bade94c931409f0ffabdda2110909580936bb671777431

      SHA512

      bb9a0daa3a12c55bc014eae3eaf69acf21bfb0fb9d5896acaf13cbbbfe389bcd8c0577a703c90249dc904c9e7bb2e95574053a716032d576904b98171ce053ec

    • C:\Users\Admin\AppData\Roaming\PEVerify.exe
      Filesize

      10KB

      MD5

      9286123c291b2157b4a6b4be0644146f

      SHA1

      5d3358cb6164a468656012e1a331dd0e015f4f50

      SHA256

      fbe24956f48d857265bade94c931409f0ffabdda2110909580936bb671777431

      SHA512

      bb9a0daa3a12c55bc014eae3eaf69acf21bfb0fb9d5896acaf13cbbbfe389bcd8c0577a703c90249dc904c9e7bb2e95574053a716032d576904b98171ce053ec

    • memory/1748-136-0x0000000000400000-0x000000000041E000-memory.dmp
      Filesize

      120KB

    • memory/1748-134-0x0000000000400000-0x000000000041E000-memory.dmp
      Filesize

      120KB

    • memory/1748-133-0x0000000000000000-mapping.dmp
    • memory/1748-141-0x0000000000400000-0x000000000041E000-memory.dmp
      Filesize

      120KB

    • memory/1748-144-0x0000000000400000-0x000000000041E000-memory.dmp
      Filesize

      120KB

    • memory/2516-138-0x0000000000000000-mapping.dmp
    • memory/2516-142-0x00000000753C0000-0x0000000075971000-memory.dmp
      Filesize

      5.7MB

    • memory/2516-145-0x00000000753C0000-0x0000000075971000-memory.dmp
      Filesize

      5.7MB

    • memory/3828-137-0x0000000000000000-mapping.dmp
    • memory/3852-132-0x00000000753C0000-0x0000000075971000-memory.dmp
      Filesize

      5.7MB

    • memory/3852-143-0x00000000753C0000-0x0000000075971000-memory.dmp
      Filesize

      5.7MB