Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 18:08

General

  • Target

    af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe

  • Size

    894KB

  • MD5

    7d297c7ac8ae14d5431181b79d20831b

  • SHA1

    3aa890021a9ce5071ace233e72096e21a481c153

  • SHA256

    af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c

  • SHA512

    4dfae8095bfc722b872ac7cbb6a96dc302893c6de8c33c7b67fdbd34645387bf463f42060e4cc50f91f8586cb9ec2ff599937d91970a7c4698ad46dff186f201

  • SSDEEP

    12288:260nsDt02aQqTSpqdtQxIUPXnohqsMtc18p1THM4yHXxKoO3XdgO6wSmvL:21naampqdGTocsEcn467O3XdgrkL

Malware Config

Extracted

Family

remcos

Botnet

czt

C2

aadavidron.duckdns.org:53848

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Windeep.exe

  • copy_folder

    AppDir

  • 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-FS2BKT

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Remcos family
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe
    "C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.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:876
    • 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\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2252
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VSNeHYIHmY.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:460
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VSNeHYIHmY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC97A.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2208
    • C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe
      "C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"
      2⤵
        PID:3900
      • C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe
        "C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"
        2⤵
          PID:3600
        • C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe
          "C:\Users\Admin\AppData\Local\Temp\af5e154a353470228f0929245ef3eed1f151a962a68116d56a18b8619f83c77c.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:2680

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\remcos\logs.dat

        Filesize

        144B

        MD5

        ead1d5e906e72a2fd55240f503a2c71a

        SHA1

        152a4865922d6e9615b2b97130f830357e7d2c7c

        SHA256

        69b94da8f93708b6c4b0a877b8eb89751fa9cfaea6f3716a1a772ebb4bf43378

        SHA512

        8a4d9a23c55654389bbacfa1376e6f0fe4013a5e10167410fdd9a4898732ba05cf8f7609d1c0c7d5e6328b26beecb44f90192de79dabd09b7fb05bf9f79d47e0

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

        Filesize

        2KB

        MD5

        968cb9309758126772781b83adb8a28f

        SHA1

        8da30e71accf186b2ba11da1797cf67f8f78b47c

        SHA256

        92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

        SHA512

        4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

        Filesize

        18KB

        MD5

        8758f65c687eb0355c01735587811dae

        SHA1

        43f6eef906518e653111256fb83ac7a1a3f467b4

        SHA256

        c2b304eff4acbe37584e19ecd37c1f9255d9b9dcbc8a5bb8ce1052e3084d44d6

        SHA512

        f1282db89dc22c32cbd26fd42bb3085b34f98c0d93bf3c5503ac165c881d27475748d214df961fcb610fc5b4cc7780e33d9ae13eb24bfe1fdb2af26d32a6f889

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mtfpbijz.wj1.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpC97A.tmp

        Filesize

        1KB

        MD5

        f6e953b75122114f61889279c75e1e34

        SHA1

        7c9888455cbff573513f190b3802be0ad7c952a4

        SHA256

        84174df299a50e7fd049a360bb18129a6eb5230d0401bab46da2d6456d758374

        SHA512

        d327792f394f3899d06bb5f23dbf63c54728a2832efc8e3a8670f1de451a04158c0c8a13161e488245e7c2236bfcf02079aeca170e32af6bae8af969f8dae080

      • memory/460-98-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/460-89-0x0000000007C90000-0x0000000007CA4000-memory.dmp

        Filesize

        80KB

      • memory/460-72-0x0000000073520000-0x000000007356C000-memory.dmp

        Filesize

        304KB

      • memory/460-83-0x0000000008090000-0x000000000870A000-memory.dmp

        Filesize

        6.5MB

      • memory/460-86-0x0000000007CD0000-0x0000000007D66000-memory.dmp

        Filesize

        600KB

      • memory/460-33-0x0000000006160000-0x00000000064B4000-memory.dmp

        Filesize

        3.3MB

      • memory/460-23-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/460-55-0x0000000006620000-0x000000000663E000-memory.dmp

        Filesize

        120KB

      • memory/460-20-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/460-19-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/876-4-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/876-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

        Filesize

        4KB

      • memory/876-3-0x0000000005AE0000-0x0000000005B72000-memory.dmp

        Filesize

        584KB

      • memory/876-2-0x0000000005FF0000-0x0000000006594000-memory.dmp

        Filesize

        5.6MB

      • memory/876-5-0x0000000005A50000-0x0000000005A5A000-memory.dmp

        Filesize

        40KB

      • memory/876-10-0x0000000006F50000-0x0000000007014000-memory.dmp

        Filesize

        784KB

      • memory/876-6-0x0000000005D50000-0x0000000005DEC000-memory.dmp

        Filesize

        624KB

      • memory/876-9-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/876-8-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

        Filesize

        4KB

      • memory/876-53-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/876-7-0x0000000005C70000-0x0000000005C82000-memory.dmp

        Filesize

        72KB

      • memory/876-1-0x0000000000F60000-0x0000000001046000-memory.dmp

        Filesize

        920KB

      • memory/2252-99-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/2252-90-0x0000000007F50000-0x0000000007F6A000-memory.dmp

        Filesize

        104KB

      • memory/2252-25-0x00000000058B0000-0x0000000005916000-memory.dmp

        Filesize

        408KB

      • memory/2252-24-0x0000000005810000-0x0000000005832000-memory.dmp

        Filesize

        136KB

      • memory/2252-15-0x0000000003000000-0x0000000003036000-memory.dmp

        Filesize

        216KB

      • memory/2252-56-0x0000000006980000-0x00000000069CC000-memory.dmp

        Filesize

        304KB

      • memory/2252-26-0x0000000005990000-0x00000000059F6000-memory.dmp

        Filesize

        408KB

      • memory/2252-16-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/2252-70-0x0000000006E90000-0x0000000006EAE000-memory.dmp

        Filesize

        120KB

      • memory/2252-17-0x0000000005A20000-0x0000000006048000-memory.dmp

        Filesize

        6.2MB

      • memory/2252-18-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/2252-71-0x00000000078C0000-0x0000000007963000-memory.dmp

        Filesize

        652KB

      • memory/2252-60-0x0000000073520000-0x000000007356C000-memory.dmp

        Filesize

        304KB

      • memory/2252-59-0x0000000006EB0000-0x0000000006EE2000-memory.dmp

        Filesize

        200KB

      • memory/2252-21-0x0000000074A50000-0x0000000075200000-memory.dmp

        Filesize

        7.7MB

      • memory/2252-84-0x0000000007C10000-0x0000000007C2A000-memory.dmp

        Filesize

        104KB

      • memory/2252-85-0x0000000007C80000-0x0000000007C8A000-memory.dmp

        Filesize

        40KB

      • memory/2252-91-0x0000000007F30000-0x0000000007F38000-memory.dmp

        Filesize

        32KB

      • memory/2252-87-0x0000000007E10000-0x0000000007E21000-memory.dmp

        Filesize

        68KB

      • memory/2252-88-0x0000000007E40000-0x0000000007E4E000-memory.dmp

        Filesize

        56KB

      • memory/2680-116-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-127-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-49-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-46-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-97-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-81-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-44-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-58-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-100-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-101-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-103-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-104-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-105-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-106-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-108-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-109-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-110-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-111-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-112-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-114-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-115-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-57-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-117-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-118-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-119-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-120-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-122-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-123-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-124-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-125-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-126-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-39-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-128-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-54-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-130-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-131-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-132-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-133-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-134-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-135-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-136-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-138-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-139-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-140-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-141-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-142-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-143-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-144-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-146-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-147-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-148-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-149-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-150-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-151-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-152-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-154-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-155-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-156-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-157-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-158-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-159-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB

      • memory/2680-160-0x0000000000400000-0x000000000047F000-memory.dmp

        Filesize

        508KB