Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/07/2026, 00:47

General

  • Target
    0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe
  • Size 880KB
  • Sample260727-a5kphatdnd
  • SHA256 0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.1.0 Pro

Botnet
  • RemoteHost

C2
  • 31.57.216.56:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-XL2DMU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • NSIS installer 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe
    "C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe
      "C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe"
      2⤵
        PID:5920
      • C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe
        "C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2512
        • C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe
          "C:\Users\Admin\AppData\Local\Temp\0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1.exe"
          3⤵
            PID:4324
          • C:\ProgramData\Remcos\remcos.exe
            "C:\ProgramData\Remcos\remcos.exe"
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:5744
            • C:\ProgramData\Remcos\remcos.exe
              "C:\ProgramData\Remcos\remcos.exe"
              4⤵
              • Executes dropped EXE
              PID:5168
            • C:\ProgramData\Remcos\remcos.exe
              "C:\ProgramData\Remcos\remcos.exe"
              4⤵
              • Loads dropped DLL
              • Adds Run key to start application
              • Suspicious use of NtCreateThreadExHideFromDebugger
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5184
              • C:\ProgramData\Remcos\remcos.exe
                "C:\ProgramData\Remcos\remcos.exe"
                5⤵
                • Executes dropped EXE
                PID:4392

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            remcos.exe

            • Path C:\ProgramData\Remcos\remcos.exe
            • Size 880KB
            • SHA256 0e6ed705bf4d09492f4b49f74fdc708c36a26e4840a9b01187be793e3a123fc1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
            • Size 1KB
            • SHA256 d1ef1f91f2eca8dd3cf4052371c565b26ff90eb510ad3c0195b41faaab84e93f
            • MD5 SHA1 SHA512 TLSH

            B3513D73A177A2707D910183759B389B_7DD27661FE660D16AA99AE0402116C4E

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B3513D73A177A2707D910183759B389B_7DD27661FE660D16AA99AE0402116C4E
            • Size 471B
            • SHA256 c41768c105157d3877e210931af280484464c51e0d5ba231e6e0d36acfa772a8
            • MD5 SHA1 SHA512 TLSH

            DDE8B1B7E253A9758EC380BD648952AF_DF1A6565DCD908C2FD1C90E4018E7B7A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDE8B1B7E253A9758EC380BD648952AF_DF1A6565DCD908C2FD1C90E4018E7B7A
            • Size 472B
            • SHA256 07479401b5b0400532bf6402342cd2c6b5c5faa4c851b8fc6643e894e515d909
            • MD5 SHA1 SHA512 TLSH

            24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
            • Size 410B
            • SHA256 3111209503cf850bfcea80f4ad8e9958c23d74de59015a48cfe7662ae526c30b
            • MD5 SHA1 SHA512 TLSH

            B3513D73A177A2707D910183759B389B_7DD27661FE660D16AA99AE0402116C4E

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B3513D73A177A2707D910183759B389B_7DD27661FE660D16AA99AE0402116C4E
            • Size 410B
            • SHA256 fa7775a6978d01cc487d7afd417a9488f4dda989a2a6ee61459e5474bf3998aa
            • MD5 SHA1 SHA512 TLSH

            DDE8B1B7E253A9758EC380BD648952AF_DF1A6565DCD908C2FD1C90E4018E7B7A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDE8B1B7E253A9758EC380BD648952AF_DF1A6565DCD908C2FD1C90E4018E7B7A
            • Size 398B
            • SHA256 ffc8a66f61578d5b7372f9e31615903e46e13d83cf23f67ab850c0031fc06e8f
            • MD5 SHA1 SHA512 TLSH

            nsaDB2A.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsaDB2A.tmp
            • Size 29B
            • SHA256 1cd17ebc8f026d74e357291a799786fd75557cfb6752ab682fb941ae1e91dc2a
            • MD5 SHA1 SHA512

            System.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nseD922.tmp\System.dll
            • Size 12KB
            • SHA256 a44ca08afb3f6bafd76aa35c259f3d599fe34f6f49ea5118626c1c1a540b0f03
            • MD5 SHA1 SHA512 SSDEEP TLSH

            nsfDAAC.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsfDAAC.tmp
            • Size 51B
            • SHA256 ff3c24d54e26181abef26c0db419ffc3a0947e557f0a73f44c9b9984540b8683
            • MD5 SHA1 SHA512 TLSH

            nsfDAAC.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsfDAAC.tmp
            • Size 56B
            • SHA256 3d241a858189b4e379d0902cb349154eb62934eb1734531d6f539cbb6470502c
            • MD5 SHA1 SHA512 TLSH

            nsi21C3.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsi21C3.tmp
            • Size 18B
            • SHA256 b271abd85535886a3753ee0a5e8957a1bf2e502c4a275d1d8f7f5ddf3b7de292
            • MD5 SHA1 SHA512

            nsi21C3.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsi21C3.tmp
            • Size 30B
            • SHA256 1886befe7455fcda2daf5715f2b768e012a1d6debe288fa5feb4e523fd4f52d4
            • MD5 SHA1 SHA512

            nsi21C3.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsi21C3.tmp
            • Size 39B
            • SHA256 e9f76c3dcf61068c71c8748639c37793963e1929aca11eed3c2caed692bd17ff
            • MD5 SHA1 SHA512

            nsi21C3.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsi21C3.tmp
            • Size 50B
            • SHA256 dbcd27d2bc601f3f5e3eb88dd23dece5d924d6840f6ec9f6004d0f79ad260f20
            • MD5 SHA1 SHA512 TLSH

            nsi21C3.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsi21C3.tmp
            • Size 68B
            • SHA256 860e81e337b378b1d03c4f9205ef876d901e44758d7068a43f7d80eaec9c59aa
            • MD5 SHA1 SHA512 TLSH

            nsoD911.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsoD911.tmp
            • Size 74B
            • SHA256 d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
            • MD5 SHA1 SHA512 TLSH

            nsoD911.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsoD911.tmp
            • Size 61B
            • SHA256 706dc879eaaeee6ada053cfd98acedee299c07a8dc98f0cc024cc614057c38b6
            • MD5 SHA1 SHA512 TLSH

            nsuD9CF.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsuD9CF.tmp
            • Size 20B
            • SHA256 c152946d88097adcbbeb52acd3782c8d106f88dfafc7c9af47f67e67ba33854a
            • MD5 SHA1 SHA512

            nsuD9CF.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsuD9CF.tmp
            • Size 37B
            • SHA256 9c719d5b57ba39eeac8bb3dc66e5e4116e6df0d13708c46dbb0df2a89b50467d
            • MD5 SHA1 SHA512

            nsuD9CF.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsuD9CF.tmp
            • Size 45B
            • SHA256 a66d886953526d5601da515e1aa53a3f8cbc829aedd557cdf4d0f9573793486e
            • MD5 SHA1 SHA512

            nsuD9CF.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsuD9CF.tmp
            • Size 52B
            • SHA256 a9493973dd293917f3ebb932ab255f8cac40121707548de100d5969956bb1266
            • MD5 SHA1 SHA512 TLSH

            nszDA3D.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nszDA3D.tmp
            • Size 10B
            • SHA256 a7de06c22e4e67908840ec3f00ab8fe9e04ae94fb16a74136002afbaf607ff92
            • MD5 SHA1 SHA512

            nszDA3D.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nszDA3D.tmp
            • Size 27B
            • SHA256 92bbc71aa04b34f3d6666861e615244db3d3be6f1287b3947115ea9d0e98a5d7
            • MD5 SHA1 SHA512

            nszDA3D.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nszDA3D.tmp
            • Size 54B
            • SHA256 87fec31c06bfe7557d233b68c1da1c15ba4cc33f76d59d7f9e3a1a1bee90d938
            • MD5 SHA1 SHA512 TLSH

            nszDA3D.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nszDA3D.tmp
            • Size 35B
            • SHA256 84d5e797b28fbe75f92376eee4a9760e39903d922bbd036cd6b9ee7dd4614340
            • MD5 SHA1 SHA512

            nszDA3D.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nszDA3D.tmp
            • Size 60B
            • SHA256 a60360534b5a7966158740177d0a48f1ef430b5bff2af517f8063385ff5de4a0
            • MD5 SHA1 SHA512 TLSH

            Bundtningerne.txt

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Bundtningerne.txt
            • Size 396B
            • SHA256 528c6c3235fc148a18c72ccfd4e44a5ee62b53ec0de8fe172946cf6128725d50
            • MD5 SHA1 SHA512 TLSH

            mallorcinernes.jpg

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Commentarial\mallorcinernes.jpg
            • Size 3KB
            • SHA256 6bfc95e4e5815a73c86df6990317ecad7b2cb6b406af63d88ccc325542cdc594
            • MD5 SHA1 SHA512 TLSH

            thetch.und

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Commentarial\thetch.und
            • Size 7.4MB
            • SHA256 ee8a49c485efd1fd35b7041274f634fe7eb738f4fd242ac04dd50bee0b216113
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Controversially240.txt

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Controversially240.txt
            • Size 427B
            • SHA256 dc9f8f9c1307ab701922217ee2738ab85b7189bd59d84390891a8f6c24ddd05f
            • MD5 SHA1 SHA512 TLSH

            Egenses.jpg

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Egenses.jpg
            • Size 20KB
            • SHA256 ea9382aa8777538c7f6bd79540ac93a0109839ba9ee9d5a03fe0dd55c28a3184
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Hovednglerne

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Hovednglerne
            • Size 34KB
            • SHA256 0a985b7c6f07a6463a55250f49af93a167d2294f7ccf18e031ee90e5e4c821ad
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Mnttelefoner41.jpg

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Mnttelefoner41.jpg
            • Size 98KB
            • SHA256 aff48351891c99bfc9e145d0a13d4a0e56a9976adc657cde0937942620501cdf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Revolverbnkes.ini

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Revolverbnkes.ini
            • Size 534B
            • SHA256 fe643cb2a1d64d92b6f7fef19f953df9895c3d61df16ee7cfbdeec4a359fba97
            • MD5 SHA1 SHA512 TLSH

            Rundmundene.jpg

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Rundmundene.jpg
            • Size 44KB
            • SHA256 47b9500d075fd8fda4f69a84e96895671c5a07ebcc866c89dd6cbf889adddebb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Skrot

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Skrot
            • Size 239KB
            • SHA256 3c5d9fb2beec22b48b241ce82abe5d6cc3b043868f9548c34b2930e22d856ece
            • MD5 SHA1 SHA512 SSDEEP TLSH

            balletomane.ini

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Tamburkorpsene\balletomane.ini
            • Size 408B
            • SHA256 a50d99abaa72cda75af9afebefb3b8c04d912ec0681f021374a312de398290e2
            • MD5 SHA1 SHA512 TLSH

            bushelful.ini

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Tamburkorpsene\bushelful.ini
            • Size 409B
            • SHA256 3ef9cbcfc7a4a4c16731eb3a71cf641590da16a88fe08206c33ff64df75f5e0d
            • MD5 SHA1 SHA512 TLSH

            bvet.jpg

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Tamburkorpsene\bvet.jpg
            • Size 15KB
            • SHA256 a40a42d1985b51d40057eee2d516823f2c6f7cd71043496746bdb992cb874d66
            • MD5 SHA1 SHA512 SSDEEP TLSH

            differentiabiliteten.ini

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Tamburkorpsene\differentiabiliteten.ini
            • Size 242B
            • SHA256 bc4e11da0dc000e6d6a035522bc5d137bcd615f1c6214886f2fc9bd99bd91a83
            • MD5 SHA1 SHA512 TLSH

            leaviest.jpg

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Tamburkorpsene\leaviest.jpg
            • Size 26KB
            • SHA256 a2fb08a672a0ae940793b798c6b21fdf78aaecebc0067d97527ed1593aac9ba5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            lepa.txt

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Tamburkorpsene\lepa.txt
            • Size 504B
            • SHA256 136bbd7bbe4ef88cf4c2887d6dd567b5dbd7bcf15ec8e943797ee64117bb628c
            • MD5 SHA1 SHA512 TLSH

            Uncensurableness.ini

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\Uncensurableness.ini
            • Size 628B
            • SHA256 a801cf7932700f3288b81ae24026793cef5866d0d2140cd0950e4cb2baaf6133
            • MD5 SHA1 SHA512 TLSH

            adventive.ini

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\adventive.ini
            • Size 644B
            • SHA256 3a9f1ffc91c29bd9e5211d72dcfd73e82ece3c2d91876323fb83d89123205970
            • MD5 SHA1 SHA512 TLSH

            anabolic.txt

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\undervisningscentrene\annuity\anabolic.txt
            • Size 396B
            • SHA256 9a5de342b70ef39baff507f2bb601bad76afb6cc88d5d34a67f85e4d4e752d6e
            • MD5 SHA1 SHA512 TLSH

            memory/2512-591-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/2512-589-0x0000000077491000-0x00000000775BF000-memory.dmp

            memory/2512-585-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/2512-575-0x00000000775C5000-0x00000000775C6000-memory.dmp

            memory/2512-574-0x00000000774FD000-0x00000000774FE000-memory.dmp

            memory/2512-573-0x000000007753F000-0x0000000077540000-memory.dmp

            memory/2760-572-0x00000000741C5000-0x00000000741C6000-memory.dmp

            memory/5184-1192-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1196-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1197-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1198-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1199-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1200-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1201-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1202-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1203-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1204-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1205-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1206-0x0000000000480000-0x0000000001766000-memory.dmp

            memory/5184-1207-0x0000000000480000-0x0000000001766000-memory.dmp