Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    05/02/2026, 15:23

General

  • Target
    64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe
  • Size 929KB
  • Sample260205-ssmbnsh16f
  • SHA256 64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.1.0 Pro

Botnet
  • RemoteHost

C2
  • 130.12.181.94:2404

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-SPAHRR

  • 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
  • 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 4 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe
    "C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.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:3856
    • C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe
      "C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe"
      2⤵
        PID:4200
      • C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe
        "C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.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:1948
        • C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe
          "C:\Users\Admin\AppData\Local\Temp\64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b.exe"
          3⤵
            PID:2184
          • 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:228
            • C:\ProgramData\Remcos\remcos.exe
              "C:\ProgramData\Remcos\remcos.exe"
              4⤵
              • Executes dropped EXE
              PID:2944
            • 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:5000
              • C:\ProgramData\Remcos\remcos.exe
                "C:\ProgramData\Remcos\remcos.exe"
                5⤵
                • Executes dropped EXE
                PID:4396

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            remcos.exe

            • Path C:\ProgramData\Remcos\remcos.exe
            • Size 929KB
            • SHA256 64a71a666cb2d5f2e8f64e2c55e366e4a49eb78ad77ac6fae8c196c38166bc4b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
            • Size 1KB
            • SHA256 edddff5ded7054aa50265123b24a402e7ecd139fe603a55515c75905281ff22d
            • MD5 SHA1 SHA512 TLSH

            B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686
            • Size 471B
            • SHA256 d01560873a277ea0dd10b69713bbf213967ece6fd13c45180f0e5eabf0b770fa
            • MD5 SHA1 SHA512 TLSH

            DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF
            • Size 472B
            • SHA256 dca5a920b7de138e22dd89ce0962250edf71bfb5dea79acefea603ba52d70e99
            • MD5 SHA1 SHA512 TLSH

            24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
            • Size 410B
            • SHA256 d4f10ba5548c420b1bb5074360b14db1a04ef2427ca597a665332d0fac40c3b9
            • MD5 SHA1 SHA512 TLSH

            B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686
            • Size 402B
            • SHA256 4eac558b35a8c43e339345945a689108b2b7599fdfe2eb49a9e4d904c7b48f88
            • MD5 SHA1 SHA512 TLSH

            DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF
            • Size 402B
            • SHA256 8a7b6e438fd5f25ea55bc461d16f1be9d9a1b44ab22e45e3c69f76dacc2773e0
            • MD5 SHA1 SHA512 TLSH

            nsb876E.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb876E.tmp
            • Size 30B
            • SHA256 35dad955ee2ccfe66eb80d670721acf7f83915f1204f07d449aace9c9ca1f2e3
            • MD5 SHA1 SHA512

            nsb876E.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb876E.tmp
            • Size 33B
            • SHA256 d6063a46a92e1a2600bb31588a58cf906711aaaa1813e593c191da5881b46a59
            • MD5 SHA1 SHA512

            nsb87BD.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb87BD.tmp
            • Size 53B
            • SHA256 dd7a5687bb3ab3747d89b07eb730339598f15bac57b0b8d2236f453005665e8a
            • MD5 SHA1 SHA512 TLSH

            nsb87BD.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb87BD.tmp
            • Size 31B
            • SHA256 8d09042ee7d27127e53b0491e6fb306241a0ebdc5eee29fdc85476ef533afa37
            • MD5 SHA1 SHA512

            nsb880C.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb880C.tmp
            • Size 26B
            • SHA256 2e731782503bbf3b2fa333ff6e2da7c873dfeb1d11a25c5e7a013c11fb7028a1
            • MD5 SHA1 SHA512

            nsb880C.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb880C.tmp
            • Size 44B
            • SHA256 8af2202c26e0a994c5b16b68fa19146686debe7193461a55ccb0b7976ec6550d
            • MD5 SHA1 SHA512

            nsb880C.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsb880C.tmp
            • Size 51B
            • SHA256 6faa4089c2b1c9ca731f87d8f14aa80bb4d95fd77087df6ca2bbc88f505f6ee4
            • MD5 SHA1 SHA512 TLSH

            nsd3F38.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsd3F38.tmp
            • Size 74B
            • SHA256 d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
            • MD5 SHA1 SHA512 TLSH

            nsd3F38.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsd3F38.tmp
            • Size 37B
            • SHA256 df9ef051e1940f576446c4ef6d4ee0f201488c4c0485c26ef2bd3923b3e6a761
            • MD5 SHA1 SHA512

            nsd3F38.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsd3F38.tmp
            • Size 35B
            • SHA256 65dd548600ae0d7d0fd7e126181efd7667b5d02c1ece19742c66ab4f31155c91
            • MD5 SHA1 SHA512

            System.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsd3F87.tmp\System.dll
            • Size 12KB
            • SHA256 9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
            • MD5 SHA1 SHA512 SSDEEP TLSH

            nsl870E.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsl870E.tmp
            • Size 32B
            • SHA256 f5e747955048b7b2d530c6319ddd7592ff1cd539a20cd5c5ab6afacd46e8b410
            • MD5 SHA1 SHA512

            nsl870E.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsl870E.tmp
            • Size 67B
            • SHA256 6c9d5f35bd11e1d670553bca8b7ff96bfd5c555f09ac6f7a3ce8b97d3a02b133
            • MD5 SHA1 SHA512 TLSH

            nsm884C.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsm884C.tmp
            • Size 5B
            • SHA256 5860faf02b6bc6222ba5aca523560f0e364ccd8b67bee486fe8bf7c01d492ccb
            • MD5 SHA1 SHA512

            nsm884C.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsm884C.tmp
            • Size 10B
            • SHA256 40ccdff1a037de0fb10d03ea9fe79c2c96e7f18c3c7dffd92b42c2f0ed749116
            • MD5 SHA1 SHA512

            nsm884C.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsm884C.tmp
            • Size 15B
            • SHA256 384e1fc0d130aa5cbfa9077f6de89b555e096afb67cd2dd827933b992549e69c
            • MD5 SHA1 SHA512

            nsn3FC7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsn3FC7.tmp
            • Size 60B
            • SHA256 694bbd0614c4384eef9b6a7bfa02b5edc48599629ac4539832634fa626120b83
            • MD5 SHA1 SHA512 TLSH

            nss3F97.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nss3F97.tmp
            • Size 52B
            • SHA256 a9493973dd293917f3ebb932ab255f8cac40121707548de100d5969956bb1266
            • MD5 SHA1 SHA512 TLSH

            nsy4007.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsy4007.tmp
            • Size 56B
            • SHA256 79ddf981aeb889810ec55869ad24442f260833c8ac6f7ea1282a8c105c76b08c
            • MD5 SHA1 SHA512 TLSH

            nsy40A4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\nsy40A4.tmp
            • Size 30B
            • SHA256 1d41c63746052d97c9c35d167d50555630076dd85a19b594d01fca87eb44fbac
            • MD5 SHA1 SHA512

            Bandoleret.jpg

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\Bandoleret.jpg
            • Size 76KB
            • SHA256 8ee753b04312ac96233ccf47360f5d92927bef0f54b3511213f717439ef55695
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Catercousin.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\Catercousin.txt
            • Size 800B
            • SHA256 c07a603d2028367fc1a9e94ecc8849904daa75801a77416154ce322f38f5b51d
            • MD5 SHA1 SHA512 TLSH

            Impressionally.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\Impressionally.txt
            • Size 364B
            • SHA256 86da4c28088cff92bb974d5e9faa9339cd2ca1eab454863b256951c1aff7d0e8
            • MD5 SHA1 SHA512 TLSH

            Unempirical92.ini

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\Unempirical92.ini
            • Size 641B
            • SHA256 a1d6e4e7d790e554ed645298dbcb762ad604f274ab684ba343cd308eda2e5ad4
            • MD5 SHA1 SHA512 TLSH

            adverb.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\adverb.txt
            • Size 327B
            • SHA256 06f3eac47530f957560016d9902553fec6fcbe12dc5eba3e4b7237d5e44f3a31
            • MD5 SHA1 SHA512 TLSH

            bajonetlaasenes.lam

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\bajonetlaasenes.lam
            • Size 3.4MB
            • SHA256 3c01acfb3929bab7897b3d2270e1a96fa7a171ee12346d621e705a26f2cda836
            • MD5 SHA1 SHA512 SSDEEP TLSH

            bydemaaderne.jpg

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\bydemaaderne.jpg
            • Size 34KB
            • SHA256 01006f31d13e7167a3b4300bd0042638ed3175d94b0c3e8b49f002d721a76d10
            • MD5 SHA1 SHA512 SSDEEP TLSH

            cirrhopod.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\cirrhopod.txt
            • Size 495B
            • SHA256 f24240c9acff876f0acb78c8f1e25c09c5da38b22fbc814f3034f20069ec95e0
            • MD5 SHA1 SHA512 TLSH

            coffeewood.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\coffeewood.txt
            • Size 416B
            • SHA256 8cb03772fbab5a9027a91a896e45d43940ed204d20276cb7e0c2380fb0efe98a
            • MD5 SHA1 SHA512 TLSH

            datafelterne.Alb

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\datafelterne.Alb
            • Size 37KB
            • SHA256 db1cafad84a2968729c2bc1d923f8adf7bf3f707b18ed506e9e7846ee20852eb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            dubleanternes.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\dubleanternes.txt
            • Size 213B
            • SHA256 2099bb6e1867c90524d2fdc118cdd18f13cd26862a84bd73ea11f4e54581e78b
            • MD5 SHA1 SHA512 TLSH

            jaevner.han

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\jaevner.han
            • Size 5.1MB
            • SHA256 b20ff4534451a0d622efd5265f93a7cec4f62fefd6cdfcd24a4b38a99ca0a089
            • MD5 SHA1 SHA512 SSDEEP TLSH

            kighosterne.dit

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\kighosterne.dit
            • Size 160KB
            • SHA256 68993aff2e3b527c4a64d2189ad002c6dec5f9481a97199f1d5b61e00803efee
            • MD5 SHA1 SHA512 SSDEEP TLSH

            navnlses.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\navnlses.txt
            • Size 486B
            • SHA256 df2a7c2b3770882a1522207704835b6ceee3be106776f3461b436052c8252450
            • MD5 SHA1 SHA512 TLSH

            sammenhrende.jpg

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\sammenhrende.jpg
            • Size 20KB
            • SHA256 c3864caca0d9ae993c453f599e1aab7943340a6df1a287a69f859d91d77d67b6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            skrubhvlene.jpg

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\skrubhvlene.jpg
            • Size 20KB
            • SHA256 a5b7c6ecf418d34494293f579ba40b9d6880ec82203ca8ed6c57f31577985006
            • MD5 SHA1 SHA512 SSDEEP TLSH

            smaatteris.ini

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\smaatteris.ini
            • Size 613B
            • SHA256 b876512797b5a20a1177f3045cc75b5654ced5410058b7ff19b3075368ee4349
            • MD5 SHA1 SHA512 TLSH

            snobonomer.ini

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\snobonomer.ini
            • Size 464B
            • SHA256 7deb64739980941b842559d4a7de88d7eed576d977678713026c4e910b6c28c7
            • MD5 SHA1 SHA512 TLSH

            spookish.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\spookish.txt
            • Size 544B
            • SHA256 08782373b0c07b936782a167aa295b468197dae88a2af1c1fd11adda2e11f28b
            • MD5 SHA1 SHA512 TLSH

            strmforsyning.ini

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\strmforsyning.ini
            • Size 178B
            • SHA256 3f9284fbe097865ffb1ea9a3d305730f2eeccac0b63726faeb99009574ff2732
            • MD5 SHA1 SHA512 TLSH

            tyndskiden.txt

            • Path C:\Users\Admin\pushpin\Opiumsvalmuer\tyndskiden.txt
            • Size 250B
            • SHA256 e395ebcc109575d386077dfcfd058249c34ae2183877eba4a1be4ad543babada
            • MD5 SHA1 SHA512 TLSH

            Trkke.Sim

            • Path C:\Users\Admin\pushpin\Trkke.Sim
            • Size 218KB
            • SHA256 929c0634b60d99d8fbd0aee539c3e62362d10c9f1cabc72e9fd300c80023df28
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1948-605-0x0000000076EB1000-0x0000000076FD3000-memory.dmp

            memory/1948-604-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/1948-596-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/1948-595-0x0000000076EB1000-0x0000000076FD3000-memory.dmp

            memory/1948-591-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/1948-581-0x0000000076F5B000-0x0000000076F5C000-memory.dmp

            memory/1948-580-0x0000000076FDB000-0x0000000076FDC000-memory.dmp

            memory/1948-579-0x0000000076F48000-0x0000000076F49000-memory.dmp

            memory/3856-578-0x0000000073C55000-0x0000000073C56000-memory.dmp

            memory/5000-1222-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1221-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1219-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1223-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1224-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1225-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1226-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1227-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1228-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1229-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1230-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1231-0x00000000007F0000-0x0000000001B07000-memory.dmp

            memory/5000-1232-0x00000000007F0000-0x0000000001B07000-memory.dmp