Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 14:31

General

  • Target

    839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe

  • Size

    984KB

  • MD5

    3f6158f27ef80630313026f52cac93f4

  • SHA1

    ba374eb42010c5cf44fdc259983dc44442cb0753

  • SHA256

    839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b

  • SHA512

    7ce1b216d055a6ae8491d93fab07502646b1a1939e2796005005875405e65ae5a2d97fc7607690ba2d38683678d22206529ad57d26c243e76c695da5b67faaf0

  • SSDEEP

    24576:4Nxc5Gjn6R/TiWtnTS65ox40AjuCDLym06vQvyi3B:CxfjnkOYJ5cbuLyZ9

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

paygateme.net:2286

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-BDTHCE

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Remcos

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

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 2 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 6 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies registry class 36 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
    "C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\opYxqsS.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2908
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\opYxqsS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6A33.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4752
    • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
      "C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
        C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\zqvirlmqyzmazsxettzueztl"
        3⤵
          PID:1160
        • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
          C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\zqvirlmqyzmazsxettzueztl"
          3⤵
            PID:388
          • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
            C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\zqvirlmqyzmazsxettzueztl"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3356
          • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
            C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\csaasexsmhefcytiddmvpmoctnt"
            3⤵
              PID:3556
            • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
              C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\csaasexsmhefcytiddmvpmoctnt"
              3⤵
                PID:1276
              • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
                C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\csaasexsmhefcytiddmvpmoctnt"
                3⤵
                • Accesses Microsoft Outlook accounts
                PID:3544
              • C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
                C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\mmftswilapwsmmhmuogpsrjlctcyuw"
                3⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:3836
              • C:\Windows\SysWOW64\dxdiag.exe
                "C:\Windows\System32\dxdiag.exe" /t C:\Users\Admin\AppData\Local\Temp\sysinfo.txt
                3⤵
                • Drops file in System32 directory
                • Checks SCSI registry key(s)
                • Modifies registry class
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of SetWindowsHookEx
                PID:1540

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Execution

          Scheduled Task/Job

          1
          T1053

          Persistence

          Scheduled Task/Job

          1
          T1053

          Privilege Escalation

          Scheduled Task/Job

          1
          T1053

          Credential Access

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Query Registry

          2
          T1012

          System Information Discovery

          3
          T1082

          Peripheral Device Discovery

          1
          T1120

          Collection

          Data from Local System

          1
          T1005

          Email Collection

          1
          T1114

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\remcos\logs.dat
            Filesize

            144B

            MD5

            5700c31e31095efd1738c35a38db6689

            SHA1

            94b40de6fa7ff0339b145447db5d796372da3e32

            SHA256

            bdf94f697a6290e0cb02d52110eb3a2a1577e1045b1c4dd7f1a95e0b8566f6c5

            SHA512

            cc94ac03b62a8e4ac27b8d46496aa10e6f9b3aa77938cfb05bbe3a26e069e4fde198010ba5e49aa203b94e8aef5c696ab02f6f87b623d1849350cb424d55cf17

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_piobjlgv.zmy.ps1
            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\sysinfo.txt
            Filesize

            62KB

            MD5

            40980e269347e87c53921375c32cba95

            SHA1

            d072e7b577fd054b5d64d9e81483ecd94da14487

            SHA256

            0aa87a24026017f74fddb3296165ab18df88f96f1a271579b003a5dadc544801

            SHA512

            9912f7677bf99cd80b93d90438092a38b2c735f61564f1485c09359667e15f31ac148b216b699a3e0f31954288368140c79fc72418a15eeb44b73eeb07f78ef4

          • C:\Users\Admin\AppData\Local\Temp\sysinfo.txt
            Filesize

            84KB

            MD5

            c2bbd6acddef5f8e4194f4011075b2a6

            SHA1

            f82ce4f551c2d25d2a739edad34e23dc830e4d13

            SHA256

            f7364f4b16d0c712ccc25a238c2f57972c4bd84ce54a86b5acfc7f6c6768a583

            SHA512

            b3407dfe7b6cf7d6c68450e5cf214e88d4f8bda35d36948645f322be18e9455aee75f779d0c0b4e51d335a4abafaab67c40382fbf205a142ea7d562dbb2b4cfc

          • C:\Users\Admin\AppData\Local\Temp\tmp6A33.tmp
            Filesize

            1KB

            MD5

            5efe61958437b14b189c363d2aa20bee

            SHA1

            c14a68d0baa2b716e21c4cc882a91d80958983ee

            SHA256

            b95fdcaebcd3f713d33aea91ab4631a23ce26d9e73c0405070476fcaf2943217

            SHA512

            9187516dca9d302061a81f97c2822c08d016dc982374829f8c94c5407d2960958d3f35e916a4975d1257b65ca34e30e07dd63d0ebb6251026cc408ce5694b839

          • C:\Users\Admin\AppData\Local\Temp\zqvirlmqyzmazsxettzueztl
            Filesize

            4KB

            MD5

            758a04b957a9e217fe0f6a62bbd3c29e

            SHA1

            aca18d2a0f1847d49245cbc59a46c9fb8aab123a

            SHA256

            698768bf8e771c459d87a836723028bcf3e464a48961ca36cfa2d7d7ebbd5b1c

            SHA512

            1d15756acdb1e64dad35ed5808a9669b3157d65b8e93a5c9d9bcf4e014ccaa639db9c65c5514cc0e9067291566ae858a46c4649039187bfe59725139b6cc147e

          • memory/1100-4-0x00000000059B0000-0x00000000059C0000-memory.dmp
            Filesize

            64KB

          • memory/1100-1-0x00000000743F0000-0x0000000074BA0000-memory.dmp
            Filesize

            7.7MB

          • memory/1100-8-0x0000000005B90000-0x0000000005B9E000-memory.dmp
            Filesize

            56KB

          • memory/1100-9-0x0000000006AE0000-0x0000000006BA0000-memory.dmp
            Filesize

            768KB

          • memory/1100-10-0x0000000006CA0000-0x0000000006D3C000-memory.dmp
            Filesize

            624KB

          • memory/1100-2-0x0000000005C70000-0x0000000006214000-memory.dmp
            Filesize

            5.6MB

          • memory/1100-6-0x0000000005B50000-0x0000000005B64000-memory.dmp
            Filesize

            80KB

          • memory/1100-33-0x00000000743F0000-0x0000000074BA0000-memory.dmp
            Filesize

            7.7MB

          • memory/1100-0-0x0000000000C80000-0x0000000000D7C000-memory.dmp
            Filesize

            1008KB

          • memory/1100-3-0x0000000005760000-0x00000000057F2000-memory.dmp
            Filesize

            584KB

          • memory/1100-5-0x0000000005910000-0x000000000591A000-memory.dmp
            Filesize

            40KB

          • memory/1100-7-0x0000000005B80000-0x0000000005B8A000-memory.dmp
            Filesize

            40KB

          • memory/1540-132-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-130-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-128-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-131-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-129-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-133-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-123-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-124-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-122-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/1540-134-0x0000000002150000-0x0000000002151000-memory.dmp
            Filesize

            4KB

          • memory/2788-111-0x0000000010000000-0x0000000010019000-memory.dmp
            Filesize

            100KB

          • memory/2788-42-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-165-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-164-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-157-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-156-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-155-0x0000000010000000-0x0000000010019000-memory.dmp
            Filesize

            100KB

          • memory/2788-151-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-21-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-23-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-32-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-39-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-44-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-121-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-120-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-117-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-68-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-69-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-70-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-71-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-116-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-115-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-114-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-112-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-77-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-109-0x0000000010000000-0x0000000010019000-memory.dmp
            Filesize

            100KB

          • memory/2788-81-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-82-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2788-110-0x0000000010000000-0x0000000010019000-memory.dmp
            Filesize

            100KB

          • memory/2788-106-0x0000000010000000-0x0000000010019000-memory.dmp
            Filesize

            100KB

          • memory/2788-43-0x0000000000400000-0x0000000000482000-memory.dmp
            Filesize

            520KB

          • memory/2908-20-0x0000000004730000-0x0000000004740000-memory.dmp
            Filesize

            64KB

          • memory/2908-61-0x0000000006AC0000-0x0000000006B63000-memory.dmp
            Filesize

            652KB

          • memory/2908-45-0x0000000005AB0000-0x0000000005ACE000-memory.dmp
            Filesize

            120KB

          • memory/2908-46-0x0000000005B00000-0x0000000005B4C000-memory.dmp
            Filesize

            304KB

          • memory/2908-47-0x000000007F0E0000-0x000000007F0F0000-memory.dmp
            Filesize

            64KB

          • memory/2908-48-0x0000000006A80000-0x0000000006AB2000-memory.dmp
            Filesize

            200KB

          • memory/2908-67-0x0000000007000000-0x0000000007011000-memory.dmp
            Filesize

            68KB

          • memory/2908-49-0x0000000071A90000-0x0000000071ADC000-memory.dmp
            Filesize

            304KB

          • memory/2908-66-0x0000000007080000-0x0000000007116000-memory.dmp
            Filesize

            600KB

          • memory/2908-59-0x00000000060A0000-0x00000000060BE000-memory.dmp
            Filesize

            120KB

          • memory/2908-17-0x00000000743F0000-0x0000000074BA0000-memory.dmp
            Filesize

            7.7MB

          • memory/2908-19-0x0000000004730000-0x0000000004740000-memory.dmp
            Filesize

            64KB

          • memory/2908-80-0x00000000743F0000-0x0000000074BA0000-memory.dmp
            Filesize

            7.7MB

          • memory/2908-40-0x0000000005500000-0x0000000005854000-memory.dmp
            Filesize

            3.3MB

          • memory/2908-75-0x0000000007120000-0x0000000007128000-memory.dmp
            Filesize

            32KB

          • memory/2908-74-0x0000000007140000-0x000000000715A000-memory.dmp
            Filesize

            104KB

          • memory/2908-73-0x0000000007040000-0x0000000007054000-memory.dmp
            Filesize

            80KB

          • memory/2908-65-0x0000000006E70000-0x0000000006E7A000-memory.dmp
            Filesize

            40KB

          • memory/2908-18-0x0000000004D70000-0x0000000005398000-memory.dmp
            Filesize

            6.2MB

          • memory/2908-15-0x00000000021B0000-0x00000000021E6000-memory.dmp
            Filesize

            216KB

          • memory/2908-72-0x0000000007030000-0x000000000703E000-memory.dmp
            Filesize

            56KB

          • memory/2908-64-0x0000000006E00000-0x0000000006E1A000-memory.dmp
            Filesize

            104KB

          • memory/2908-63-0x0000000007440000-0x0000000007ABA000-memory.dmp
            Filesize

            6.5MB

          • memory/2908-62-0x0000000004730000-0x0000000004740000-memory.dmp
            Filesize

            64KB

          • memory/2908-30-0x0000000005490000-0x00000000054F6000-memory.dmp
            Filesize

            408KB

          • memory/2908-60-0x0000000004730000-0x0000000004740000-memory.dmp
            Filesize

            64KB

          • memory/2908-24-0x0000000004CC0000-0x0000000004D26000-memory.dmp
            Filesize

            408KB

          • memory/2908-22-0x0000000004B20000-0x0000000004B42000-memory.dmp
            Filesize

            136KB

          • memory/3356-91-0x0000000000400000-0x0000000000478000-memory.dmp
            Filesize

            480KB

          • memory/3356-84-0x0000000000400000-0x0000000000478000-memory.dmp
            Filesize

            480KB

          • memory/3356-87-0x0000000000400000-0x0000000000478000-memory.dmp
            Filesize

            480KB

          • memory/3356-104-0x0000000000400000-0x0000000000478000-memory.dmp
            Filesize

            480KB

          • memory/3544-100-0x0000000000400000-0x0000000000462000-memory.dmp
            Filesize

            392KB

          • memory/3544-90-0x0000000000400000-0x0000000000462000-memory.dmp
            Filesize

            392KB

          • memory/3544-86-0x0000000000400000-0x0000000000462000-memory.dmp
            Filesize

            392KB

          • memory/3544-97-0x0000000000400000-0x0000000000462000-memory.dmp
            Filesize

            392KB

          • memory/3836-102-0x0000000000400000-0x0000000000424000-memory.dmp
            Filesize

            144KB

          • memory/3836-99-0x0000000000400000-0x0000000000424000-memory.dmp
            Filesize

            144KB

          • memory/3836-101-0x0000000000400000-0x0000000000424000-memory.dmp
            Filesize

            144KB

          • memory/3836-92-0x0000000000400000-0x0000000000424000-memory.dmp
            Filesize

            144KB