Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-02-2025 09:49

General

  • Target

    NEW ORDER FE7191PO1.exe

  • Size

    971KB

  • MD5

    b0442c4273a9316c625815156b6fbbe5

  • SHA1

    2e581d3e24a7e2e69369b259afd32dbcc0cbf20e

  • SHA256

    c1eeb9ddca80bda9fa0f220c2eb5767021a29055e8edc7b25249e65aa24123eb

  • SHA512

    c6100e66aa886239f96beade7e2e3431b26545653b8d482faacd274d31f6e8ce49488e5fa366733b6acfa1edc40dd91d8a888676556c37eceaeaf7ad185acabe

  • SSDEEP

    24576:+bYUn9Wx+3amLyuRVRc2dqJsSJ68H6pIsaHqwk53kxqfTGDk:+XQxqaoycKuqJunIsaHZk53kEl

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

xbbxzqaw.ddns.net:4072

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-MBHG8E

  • 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.

  • Remcos family
  • Detected Nirsoft tools 2 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3708
    • 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\NEW ORDER FE7191PO1.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4368
    • C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe
      "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4664
      • C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe
        "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe" /stext "C:\Users\Admin\AppData\Local\Temp\xyerrzmekapeurfxobijkurnwkqzrwbts"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3328
      • C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe
        "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe" /stext "C:\Users\Admin\AppData\Local\Temp\itjkrs"
        3⤵
          PID:3852
        • C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe
          "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe" /stext "C:\Users\Admin\AppData\Local\Temp\itjkrs"
          3⤵
            PID:3484
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 12
              4⤵
              • Program crash
              PID:1336
          • C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe
            "C:\Users\Admin\AppData\Local\Temp\NEW ORDER FE7191PO1.exe" /stext "C:\Users\Admin\AppData\Local\Temp\kvwcscham"
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:5000
      • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
        "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NDI2OTA4NDU1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
        1⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        PID:2320
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3484 -ip 3484
        1⤵
          PID:3284

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\remcos\logs.dat

          Filesize

          144B

          MD5

          26ee5ad38514295328e2c1fb8b6c68ed

          SHA1

          b8f130fef821d5164444ef234f4771cee726fc78

          SHA256

          2051b6fa47924ab4dc210a87b6b1287ee9979fa26704ce5506eb1d2f553b1236

          SHA512

          c38d4c45904c2e44e0bf4493039319280d002e81de68452a4a715da824928312c302ad9b2f019fcab7c7484abb4fe517b8e7150a946a20fc0e8d1b649652ba2d

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_klcnftui.use.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\xyerrzmekapeurfxobijkurnwkqzrwbts

          Filesize

          4KB

          MD5

          2a88aefa59b8c5d89bf69741a9072920

          SHA1

          5f6800f7454fd83aa371b12f206bce4f896936b0

          SHA256

          c24a083af8f7ff8e302bf58047df487edb010a68f9df7472965eaca6c79f9b41

          SHA512

          e4e676d14e67a3c347e1de662e089630717b4a486d2c8a656e20c4c3671e514c617a6b8ef890df8dea9fab0010e3a5225232e9147280d7e17a4a0a3efe23aa36

        • memory/3328-117-0x0000000000400000-0x0000000000478000-memory.dmp

          Filesize

          480KB

        • memory/3328-119-0x0000000000400000-0x0000000000478000-memory.dmp

          Filesize

          480KB

        • memory/3328-123-0x0000000000400000-0x0000000000478000-memory.dmp

          Filesize

          480KB

        • memory/3484-118-0x0000000000400000-0x0000000000457000-memory.dmp

          Filesize

          348KB

        • memory/3708-4-0x0000000005290000-0x000000000529A000-memory.dmp

          Filesize

          40KB

        • memory/3708-8-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/3708-9-0x000000000A750000-0x000000000A810000-memory.dmp

          Filesize

          768KB

        • memory/3708-10-0x000000000C810000-0x000000000C8AC000-memory.dmp

          Filesize

          624KB

        • memory/3708-7-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

          Filesize

          4KB

        • memory/3708-6-0x00000000066C0000-0x00000000066DE000-memory.dmp

          Filesize

          120KB

        • memory/3708-5-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/3708-20-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/3708-3-0x00000000051E0000-0x0000000005272000-memory.dmp

          Filesize

          584KB

        • memory/3708-2-0x0000000005790000-0x0000000005D34000-memory.dmp

          Filesize

          5.6MB

        • memory/3708-1-0x0000000000730000-0x0000000000826000-memory.dmp

          Filesize

          984KB

        • memory/3708-0-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

          Filesize

          4KB

        • memory/4368-59-0x0000000007AC0000-0x0000000007ADA000-memory.dmp

          Filesize

          104KB

        • memory/4368-70-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/4368-24-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/4368-22-0x0000000002E70000-0x0000000002EA6000-memory.dmp

          Filesize

          216KB

        • memory/4368-26-0x0000000005880000-0x0000000005EA8000-memory.dmp

          Filesize

          6.2MB

        • memory/4368-27-0x00000000057C0000-0x00000000057E2000-memory.dmp

          Filesize

          136KB

        • memory/4368-28-0x0000000005FB0000-0x0000000006016000-memory.dmp

          Filesize

          408KB

        • memory/4368-29-0x0000000006110000-0x0000000006176000-memory.dmp

          Filesize

          408KB

        • memory/4368-23-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/4368-39-0x0000000006190000-0x00000000064E4000-memory.dmp

          Filesize

          3.3MB

        • memory/4368-40-0x0000000006780000-0x000000000679E000-memory.dmp

          Filesize

          120KB

        • memory/4368-41-0x00000000067E0000-0x000000000682C000-memory.dmp

          Filesize

          304KB

        • memory/4368-43-0x00000000704E0000-0x000000007052C000-memory.dmp

          Filesize

          304KB

        • memory/4368-54-0x0000000006D50000-0x0000000006D6E000-memory.dmp

          Filesize

          120KB

        • memory/4368-55-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/4368-42-0x00000000079A0000-0x00000000079D2000-memory.dmp

          Filesize

          200KB

        • memory/4368-57-0x00000000079E0000-0x0000000007A83000-memory.dmp

          Filesize

          652KB

        • memory/4368-56-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/4368-53-0x0000000073D10000-0x00000000744C0000-memory.dmp

          Filesize

          7.7MB

        • memory/4368-21-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

          Filesize

          4KB

        • memory/4368-58-0x0000000008110000-0x000000000878A000-memory.dmp

          Filesize

          6.5MB

        • memory/4368-60-0x0000000007B30000-0x0000000007B3A000-memory.dmp

          Filesize

          40KB

        • memory/4368-61-0x0000000007D40000-0x0000000007DD6000-memory.dmp

          Filesize

          600KB

        • memory/4368-62-0x0000000007CC0000-0x0000000007CD1000-memory.dmp

          Filesize

          68KB

        • memory/4368-63-0x0000000007CF0000-0x0000000007CFE000-memory.dmp

          Filesize

          56KB

        • memory/4368-64-0x0000000007D00000-0x0000000007D14000-memory.dmp

          Filesize

          80KB

        • memory/4368-65-0x0000000007E00000-0x0000000007E1A000-memory.dmp

          Filesize

          104KB

        • memory/4368-66-0x0000000007DE0000-0x0000000007DE8000-memory.dmp

          Filesize

          32KB

        • memory/4664-71-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-98-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-72-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-73-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-75-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-74-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-77-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-81-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-82-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-83-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-84-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-11-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-86-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-89-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-90-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-25-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-99-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-106-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-107-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-114-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-115-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-15-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-19-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-18-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-12-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/4664-14-0x0000000000400000-0x000000000047F000-memory.dmp

          Filesize

          508KB

        • memory/5000-121-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/5000-122-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/5000-120-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB