Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 01:38

General

  • Target

    430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5.exe

  • Size

    885KB

  • MD5

    4486c981feaebbbd36fed46237157836

  • SHA1

    c8c48956dadaf9c71fbcb95ccbb27771071f777f

  • SHA256

    430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5

  • SHA512

    483cb6ca50611ee90f3958d9acee301969503e821352fdfc7e4d84617249bea2bfb72006fd3d9c56156813fcc29a44c39016f5854e83b78757a0a29ea68b6cb6

  • SSDEEP

    24576:uzDv0aPkkju5aJKQQBvHG5571qWU9ujI:unjPjcakQ77/U9

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:52121

officerem.duckdns.org:52121

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-6GPUH1

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5.exe
    "C:\Users\Admin\AppData\Local\Temp\430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\430def766ae648ee115b2ca3151e4519bfd8c002b0dbe1f1620a3c3702a2e3a5.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4320
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OdQDwgVqjDzll.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2020
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OdQDwgVqjDzll" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA72D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3192
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:3176
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3968

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      3d086a433708053f9bf9523e1d87a4e8

      SHA1

      b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

      SHA256

      6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

      SHA512

      931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      f552334578d321c28bf01a5bbc1bab1f

      SHA1

      d9d9238ca9edd16bdf8ba571b3f525499506abc9

      SHA256

      15134b1c437200821d470f6cf59c2db7a58007f726f5df7e5f40ce84da858c99

      SHA512

      c25c1939bfeb1d53a2fbe9d6834be5e77e5064f60f562b58d9aab021061481d0c60c58d3c786f525bc5de992c8f40b4f4711104dc7c00a5a328bf6ac53bdbec2

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2ah2mzoj.trq.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpA72D.tmp

      Filesize

      1KB

      MD5

      6d755b6bf8639ef6dfe007dacd21e394

      SHA1

      a9fe6cadf1190450f1e91bfc3ab956d6ce936593

      SHA256

      9b6670707ee2978946fa3ea8023e0b912b85335dbeb5247ca9f57480ef17442c

      SHA512

      5acbec8d6055ae4f75bbfba60671bb14e8e6ba8c2e6718dce7769d58f3113c8b6f52dca22a09a94077828466d9f8498d266a90e6ddae04b6135069670c86804b

    • memory/2020-74-0x0000000006CF0000-0x0000000006D0E000-memory.dmp

      Filesize

      120KB

    • memory/2020-53-0x0000000006D30000-0x0000000006D62000-memory.dmp

      Filesize

      200KB

    • memory/2020-92-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/2020-75-0x0000000006D70000-0x0000000006E13000-memory.dmp

      Filesize

      652KB

    • memory/2020-85-0x00000000073B0000-0x00000000073B8000-memory.dmp

      Filesize

      32KB

    • memory/2020-54-0x0000000073150000-0x000000007319C000-memory.dmp

      Filesize

      304KB

    • memory/2020-84-0x00000000073D0000-0x00000000073EA000-memory.dmp

      Filesize

      104KB

    • memory/2020-80-0x0000000007310000-0x00000000073A6000-memory.dmp

      Filesize

      600KB

    • memory/2020-44-0x00000000058D0000-0x0000000005C24000-memory.dmp

      Filesize

      3.3MB

    • memory/2020-34-0x0000000005760000-0x00000000057C6000-memory.dmp

      Filesize

      408KB

    • memory/2020-82-0x00000000072C0000-0x00000000072CE000-memory.dmp

      Filesize

      56KB

    • memory/2020-19-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/2020-39-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/2020-32-0x0000000004F40000-0x0000000004FA6000-memory.dmp

      Filesize

      408KB

    • memory/3692-10-0x000000000BC70000-0x000000000BD0C000-memory.dmp

      Filesize

      624KB

    • memory/3692-9-0x00000000093E0000-0x000000000949E000-memory.dmp

      Filesize

      760KB

    • memory/3692-1-0x0000000000B70000-0x0000000000C54000-memory.dmp

      Filesize

      912KB

    • memory/3692-2-0x0000000005B60000-0x0000000006104000-memory.dmp

      Filesize

      5.6MB

    • memory/3692-0-0x000000007468E000-0x000000007468F000-memory.dmp

      Filesize

      4KB

    • memory/3692-3-0x0000000005650000-0x00000000056E2000-memory.dmp

      Filesize

      584KB

    • memory/3692-4-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3692-5-0x00000000056F0000-0x00000000056FA000-memory.dmp

      Filesize

      40KB

    • memory/3692-6-0x00000000057B0000-0x00000000057C2000-memory.dmp

      Filesize

      72KB

    • memory/3692-7-0x000000007468E000-0x000000007468F000-memory.dmp

      Filesize

      4KB

    • memory/3692-8-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3692-49-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3968-47-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-102-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-94-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-93-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-51-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-95-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-50-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-96-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-78-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-101-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-45-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-100-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/3968-99-0x0000000000400000-0x000000000047F000-memory.dmp

      Filesize

      508KB

    • memory/4320-16-0x0000000005440000-0x0000000005A68000-memory.dmp

      Filesize

      6.2MB

    • memory/4320-83-0x00000000078B0000-0x00000000078C4000-memory.dmp

      Filesize

      80KB

    • memory/4320-81-0x0000000007870000-0x0000000007881000-memory.dmp

      Filesize

      68KB

    • memory/4320-79-0x00000000076E0000-0x00000000076EA000-memory.dmp

      Filesize

      40KB

    • memory/4320-76-0x0000000007CC0000-0x000000000833A000-memory.dmp

      Filesize

      6.5MB

    • memory/4320-91-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/4320-77-0x0000000007670000-0x000000000768A000-memory.dmp

      Filesize

      104KB

    • memory/4320-64-0x0000000073150000-0x000000007319C000-memory.dmp

      Filesize

      304KB

    • memory/4320-48-0x0000000006340000-0x000000000635E000-memory.dmp

      Filesize

      120KB

    • memory/4320-52-0x0000000006390000-0x00000000063DC000-memory.dmp

      Filesize

      304KB

    • memory/4320-26-0x0000000005BB0000-0x0000000005BD2000-memory.dmp

      Filesize

      136KB

    • memory/4320-20-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/4320-18-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/4320-17-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/4320-15-0x0000000004DD0000-0x0000000004E06000-memory.dmp

      Filesize

      216KB