Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/05/2026, 08:27

General

  • Target
    payment details.exe
  • Size 592KB
  • Sample260506-kclffady3s
  • SHA256 afead528c78ef5a3d8fe864f4684208781c7d56180b5d9094a59c974310e35be
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.2.1 Pro

Botnet
  • RemoteHost

C2
  • 23.95.103.211:2404

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-0WWRPX

  • 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.

  • Detected Nirsoft tools 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment details.exe
    "C:\Users\Admin\AppData\Local\Temp\payment details.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\AppData\Local\Temp\payment details.exe
      "C:\Users\Admin\AppData\Local\Temp\payment details.exe"
      2⤵
        PID:2984
      • C:\Users\Admin\AppData\Local\Temp\payment details.exe
        "C:\Users\Admin\AppData\Local\Temp\payment details.exe"
        2⤵
        • Checks computer location settings
        • 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:5412
        • C:\Users\Admin\AppData\Local\Temp\payment details.exe
          "C:\Users\Admin\AppData\Local\Temp\payment details.exe"
          3⤵
            PID:5872
          • C:\ProgramData\Remcos\remcos.exe
            "C:\ProgramData\Remcos\remcos.exe"
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in System32 directory
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:1408
            • C:\ProgramData\Remcos\remcos.exe
              "C:\ProgramData\Remcos\remcos.exe"
              4⤵
              • Executes dropped EXE
              PID:2384
            • 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
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5332
              • C:\ProgramData\Remcos\remcos.exe
                "C:\ProgramData\Remcos\remcos.exe"
                5⤵
                • Executes dropped EXE
                PID:6044
              • C:\Windows\SysWOW64\userinit.exe
                /stext "C:\Users\Admin\AppData\Local\Temp\cxfrgkytufgizecpulzuqdrpvait"
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2724
              • C:\Windows\SysWOW64\userinit.exe
                /stext "C:\Users\Admin\AppData\Local\Temp\mrskhcjninyvckybmwmobqdywgrbjpk"
                5⤵
                • Accesses Microsoft Outlook accounts
                • System Location Discovery: System Language Discovery
                PID:5128
              • C:\Windows\SysWOW64\userinit.exe
                /stext "C:\Users\Admin\AppData\Local\Temp\xtycivuoevqzmrnfvhzpevypfvjccaafhv"
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:5092

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            remcos.exe

            • Path C:\ProgramData\Remcos\remcos.exe
            • Size 592KB
            • SHA256 afead528c78ef5a3d8fe864f4684208781c7d56180b5d9094a59c974310e35be
            • MD5 SHA1 SHA512 SSDEEP TLSH

            24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
            • Size 1KB
            • SHA256 5678ad8e0a2fe7a06599406499ac1c367464fa82cbb37608b3e616315dcec7ba
            • MD5 SHA1 SHA512 TLSH

            4FA45AE1010E09657982D8D28B3BD38E_E12A0B8EDC6D67D64FAC7F53C5B2DBC4

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\4FA45AE1010E09657982D8D28B3BD38E_E12A0B8EDC6D67D64FAC7F53C5B2DBC4
            • Size 472B
            • SHA256 4a989867cfbda0cd54a96170cfa42f6a7b5c1328f25268ab33ac8874c2c46dbf
            • MD5 SHA1 SHA512 TLSH

            DDE8B1B7E253A9758EC380BD648952AF_A2D5CEEC2C581D0D49073AC0954273D3

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDE8B1B7E253A9758EC380BD648952AF_A2D5CEEC2C581D0D49073AC0954273D3
            • Size 472B
            • SHA256 b78777d7e13d857eac8f6e38103d64b62bd575779145392018879d4657c40a98
            • MD5 SHA1 SHA512 TLSH

            24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
            • Size 410B
            • SHA256 ebb2db85f281e5f11ab2047b1c460abeab27e6a4cdc22be0b48fb1f2315e94ad
            • MD5 SHA1 SHA512 TLSH

            4FA45AE1010E09657982D8D28B3BD38E_E12A0B8EDC6D67D64FAC7F53C5B2DBC4

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\4FA45AE1010E09657982D8D28B3BD38E_E12A0B8EDC6D67D64FAC7F53C5B2DBC4
            • Size 398B
            • SHA256 4c3081a7633492b0911f016c0432e834ec2f4acbafa82458f6a973c75f6f687d
            • MD5 SHA1 SHA512 TLSH

            DDE8B1B7E253A9758EC380BD648952AF_A2D5CEEC2C581D0D49073AC0954273D3

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDE8B1B7E253A9758EC380BD648952AF_A2D5CEEC2C581D0D49073AC0954273D3
            • Size 398B
            • SHA256 04e7b26883a0024d2740e286259f7fa89872ce8ec84c6449a9bd0493a4616055
            • MD5 SHA1 SHA512 TLSH

            cxfrgkytufgizecpulzuqdrpvait

            • Path C:\Users\Admin\AppData\Local\Temp\cxfrgkytufgizecpulzuqdrpvait
            • Size 4KB
            • SHA256 32ed1bba248be21eda4d118b7db3458b0877e2642a83019ead67729e52402472
            • MD5 SHA1 SHA512 SSDEEP TLSH

            nsg9309.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsg9309.tmp
            • Size 17B
            • SHA256 1a5bf931879e4348adaa5a155208f1c1329c3d12c1b51006098190a595a02a9d
            • MD5 SHA1 SHA512

            nsg9309.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsg9309.tmp
            • Size 18B
            • SHA256 2c358a39ad02f9133b59f28fa48bfef03c631522ff50cdd0dca86c8719baecf1
            • MD5 SHA1 SHA512

            nsg9309.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsg9309.tmp
            • Size 56B
            • SHA256 5534952ddca779992f89057886a4b6ca9e7571ff75caec7eba3b57d968feac1c
            • MD5 SHA1 SHA512 TLSH

            nsnCB0.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsnCB0.tmp
            • Size 38B
            • SHA256 1feb2f5544655440d6bdf724776f3fc7b9c9dfb226fe96385423579e03954626
            • MD5 SHA1 SHA512

            nsnCB0.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsnCB0.tmp
            • Size 39B
            • SHA256 688f5bdbcde116a168af5f0ea57296f14181abe8fb92292eaf11febd498e3d42
            • MD5 SHA1 SHA512

            nsnCB0.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsnCB0.tmp
            • Size 52B
            • SHA256 a9493973dd293917f3ebb932ab255f8cac40121707548de100d5969956bb1266
            • MD5 SHA1 SHA512 TLSH

            nso8EB1.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nso8EB1.tmp
            • Size 31B
            • SHA256 3e3573216f1f8de74e0c00566b297b31f2c5b0e1015114d370fb84cfcdbe97d3
            • MD5 SHA1 SHA512

            nsp9087.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsp9087.tmp
            • Size 16B
            • SHA256 cc88cad1427b013d4e18f53bbcf978b7d06baae78929230ef5c7ff06d2b8f03d
            • MD5 SHA1 SHA512

            nsp9087.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsp9087.tmp
            • Size 59B
            • SHA256 3f4446d8752298854929e7f919ae82409f59d9ee92426093c0068248f380ea08
            • MD5 SHA1 SHA512 TLSH

            nsp9087.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsp9087.tmp
            • Size 60B
            • SHA256 bb0e2f078e736c99f2a82176576079fd88c3505af4df4d6c31099d0dee01b004
            • MD5 SHA1 SHA512 TLSH

            nsv8663.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsv8663.tmp
            • Size 59B
            • SHA256 5745e24f1d2217560ffd59274adb500eb2b350a3fcc86cda4e6181fbe4f96ece
            • MD5 SHA1 SHA512 TLSH

            nsv8663.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsv8663.tmp
            • Size 74B
            • SHA256 d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
            • MD5 SHA1 SHA512 TLSH

            System.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsw8F5.tmp\System.dll
            • Size 12KB
            • SHA256 acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506
            • MD5 SHA1 SHA512 SSDEEP TLSH

            nsw9E0.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsw9E0.tmp
            • Size 57B
            • SHA256 80eb66b392cf670bb4afede5a57488fc9e9166f9a8c492f290d150c834e1e6aa
            • MD5 SHA1 SHA512 TLSH

            nsw9E0.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsw9E0.tmp
            • Size 60B
            • SHA256 a8131e5fa3f1e8a7e35a248fb3da529eb2885731ca6687bac3278f53a698850c
            • MD5 SHA1 SHA512 TLSH

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 1B
            • SHA256 8254c329a92850f6d539dd376f4816ee2764517da5e0235514af433164480d7a
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 2B
            • SHA256 8e5202705183bd3a20a29e224499b0f77a8273ee33cd93cca71043c57ad4bdfc
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 3B
            • SHA256 01a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 5B
            • SHA256 ff91566d755f5d038ae698a2cc0a7d4d14e5273afafc37b6f03afda163768fa0
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 6B
            • SHA256 6923dd1bc0460082c5d55a831908c24a282860b7f1cd6c2b79cf1bc8857c639c
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 7B
            • SHA256 639b68bd180b47d542dd001d03557ee2d5b3065c3c783143bc9fb548f3fd7713
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 8B
            • SHA256 1c329924865741e0222d3ead23072cfbed14f96e2b0432573068eb0640513101
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 9B
            • SHA256 ae789a65914ed002efb82dad89e5a4d4b9ec8e7faae30d0ed6e3c0d20f7d3858
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 10B
            • SHA256 a7de06c22e4e67908840ec3f00ab8fe9e04ae94fb16a74136002afbaf607ff92
            • MD5 SHA1 SHA512

            nsyEC4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsyEC4.tmp
            • Size 35B
            • SHA256 d0e8090d72a46d9e63f067ead52fb96d5e95cc9401b0a18f135b391bc6cbac2e
            • MD5 SHA1 SHA512

            Arbejdspressets.app

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Arbejdspressets.app
            • Size 70KB
            • SHA256 707b45bf97996cee1b8576e939a2f68b5940a17f748736bb197448728fde5eae
            • MD5 SHA1 SHA512 SSDEEP TLSH

            valorizes.did

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Informnur\valorizes.did
            • Size 82KB
            • SHA256 25e9250addd5228b3249a598923a6541496a775ee24e9f525af172754f0c5cef
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Jeblers158

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Jeblers158
            • Size 260KB
            • SHA256 9d37d081130554693d2fd187613d09d5ae85c07a1b2e0c017bd84ffe8b194c53
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Fecundability.mod

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Outsatisfying\Fecundability.mod
            • Size 8KB
            • SHA256 f856e1d6d653e884b5178f158f1df410cd8e1da19bc28e619dc5581774ec80fb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            gelatification.ove

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Outsatisfying\gelatification.ove
            • Size 44KB
            • SHA256 866d7c2d4dd47bf4efdd4ef0ad3979f814f7f24d4613d44c879c6ad0509a8f95
            • MD5 SHA1 SHA512 SSDEEP TLSH

            glgninger.unr

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Outsatisfying\glgninger.unr
            • Size 33KB
            • SHA256 1719392f8ea339b00a45b518d4f3e9564a002f626caad260e712b7fd32912644
            • MD5 SHA1 SHA512 SSDEEP TLSH

            kerry.hyd

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Outsatisfying\kerry.hyd
            • Size 45KB
            • SHA256 0093eaf8c5cf89b092bb8e5b633593da2155de86ea776e9fa8220ea337274d7c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Unpunctual

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\hetaerae\Unpunctual
            • Size 83KB
            • SHA256 5632204d9c2ee2af765bf3ba46d3de940380ec50afdfffdc1baa00544cc5e13a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2724-1190-0x0000000000400000-0x000000000047E000-memory.dmp

            memory/2724-1180-0x0000000000400000-0x000000000047E000-memory.dmp

            memory/4440-562-0x0000000074365000-0x0000000074366000-memory.dmp

            memory/5092-1182-0x0000000000400000-0x0000000000424000-memory.dmp

            memory/5092-1186-0x0000000000400000-0x0000000000424000-memory.dmp

            memory/5128-1181-0x0000000000400000-0x000000000045E000-memory.dmp

            memory/5128-1188-0x0000000000400000-0x000000000045E000-memory.dmp

            memory/5332-1197-0x0000000037470000-0x0000000037489000-memory.dmp

            memory/5332-1201-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1206-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1205-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1204-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1203-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1202-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1175-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1200-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1199-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1192-0x0000000037470000-0x0000000037489000-memory.dmp

            memory/5332-1196-0x0000000037470000-0x0000000037489000-memory.dmp

            memory/5332-1195-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5332-1198-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5412-591-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5412-563-0x0000000077708000-0x0000000077709000-memory.dmp

            memory/5412-564-0x00000000777A9000-0x00000000777AA000-memory.dmp

            memory/5412-583-0x0000000077681000-0x00000000777A1000-memory.dmp

            memory/5412-578-0x00000000004C0000-0x0000000001714000-memory.dmp

            memory/5412-565-0x0000000077725000-0x0000000077726000-memory.dmp

            memory/5412-570-0x00000000777A9000-0x00000000777AA000-memory.dmp

            memory/5412-569-0x00000000004C0000-0x0000000001714000-memory.dmp