Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    09/02/2026, 10:18

General

  • Target
    scan.exe
  • Size 449KB
  • Sample260209-mb2gdaay4a
  • SHA256 1da2a52ea89a09f4950642ee586e398c4cf117a1f0dd50bb1362f635a6720f53
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.1.0 Pro

Botnet
  • RemoteHost

C2
  • 130.12.182.225:2404

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-UR6K0X

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • 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 MailPassView 1 IoCs

    Password recovery tool for various email clients

  • 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 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
  • 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.

  • NSIS installer 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\scan.exe
    "C:\Users\Admin\AppData\Local\Temp\scan.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Users\Admin\AppData\Local\Temp\scan.exe
      "C:\Users\Admin\AppData\Local\Temp\scan.exe"
      2⤵
        PID:3648
      • C:\Users\Admin\AppData\Local\Temp\scan.exe
        "C:\Users\Admin\AppData\Local\Temp\scan.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:584
        • C:\Users\Admin\AppData\Local\Temp\scan.exe
          "C:\Users\Admin\AppData\Local\Temp\scan.exe"
          3⤵
            PID:1332
          • C:\ProgramData\Remcos\remcos.exe
            "C:\ProgramData\Remcos\remcos.exe"
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:3972
            • C:\ProgramData\Remcos\remcos.exe
              "C:\ProgramData\Remcos\remcos.exe"
              4⤵
              • Executes dropped EXE
              PID:4588
            • 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:3096
              • C:\ProgramData\Remcos\remcos.exe
                "C:\ProgramData\Remcos\remcos.exe"
                5⤵
                • Executes dropped EXE
                PID:3968
              • C:\Windows\SysWOW64\rmclient.exe
                /stext "C:\Users\Admin\AppData\Local\Temp\finxhoqilvkqeabuhwyoafttfdihrta"
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2556
              • C:\Windows\SysWOW64\rmclient.exe
                /stext "C:\Users\Admin\AppData\Local\Temp\ikbphgbjhdcvpopyygthdkfkgjaqseqabk"
                5⤵
                  PID:2264
                • C:\Windows\SysWOW64\rmclient.exe
                  /stext "C:\Users\Admin\AppData\Local\Temp\ikbphgbjhdcvpopyygthdkfkgjaqseqabk"
                  5⤵
                  • Accesses Microsoft Outlook accounts
                  • System Location Discovery: System Language Discovery
                  PID:3104
                • C:\Windows\SysWOW64\rmclient.exe
                  /stext "C:\Users\Admin\AppData\Local\Temp\segiiym"
                  5⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4260

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              remcos.exe

              • Path C:\ProgramData\Remcos\remcos.exe
              • Size 449KB
              • SHA256 1da2a52ea89a09f4950642ee586e398c4cf117a1f0dd50bb1362f635a6720f53
              • MD5 SHA1 SHA512 SSDEEP TLSH

              24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
              • Size 1KB
              • SHA256 03b1af3d6ba9ffe9e5b20c13cba2dadf3ed997a1506616437b7511fb70bdad49
              • MD5 SHA1 SHA512 TLSH

              B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686
              • Size 471B
              • SHA256 17d5ef90e4bc8fc4c1a20db5b3e04d3355f4e3d55b92575181ab27e98aba9718
              • MD5 SHA1 SHA512 TLSH

              DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF
              • Size 472B
              • SHA256 f8f3c19bd07c88100ac94b2ba9d372866d1c9cfac7ff111052b6924b95351746
              • MD5 SHA1 SHA512 TLSH

              24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
              • Size 410B
              • SHA256 4786e893a26f959ce1d32264d67f873c87e8375d667a279757102722dbab301f
              • MD5 SHA1 SHA512 TLSH

              B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B3513D73A177A2707D910183759B389B_E9E006D9E9A5048EBD1C5EE3C5504686
              • Size 402B
              • SHA256 4686e6ead0a20f1f816ad2168c01bb817563a00dfc6bcfcc82447a22ee0a8a52
              • MD5 SHA1 SHA512 TLSH

              DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DDE8B1B7E253A9758EC380BD648952AF_843BCBAB61AD44E00E351A8E8B7EAFCF
              • Size 402B
              • SHA256 18114d63f2e1627a0b8f26dc00cda25f3f89d23f32de52d4ffccefa42b35fcf9
              • MD5 SHA1 SHA512 TLSH

              finxhoqilvkqeabuhwyoafttfdihrta

              • Path C:\Users\Admin\AppData\Local\Temp\finxhoqilvkqeabuhwyoafttfdihrta
              • Size 2B
              • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
              • MD5 SHA1 SHA512

              nsaECA5.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsaECA5.tmp
              • Size 20B
              • SHA256 c152946d88097adcbbeb52acd3782c8d106f88dfafc7c9af47f67e67ba33854a
              • MD5 SHA1 SHA512

              nsaECA5.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsaECA5.tmp
              • Size 32B
              • SHA256 05ec837bf0f57ead1b3fae5bec24f103831be6946eda1fe4cec3700ae019b117
              • MD5 SHA1 SHA512

              nsaECA5.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsaECA5.tmp
              • Size 40B
              • SHA256 5a3785d2999bdf1992068d247a71a7acc4946c13f17c880635dfa9e48fd2eb2e
              • MD5 SHA1 SHA512

              nsaECA5.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsaECA5.tmp
              • Size 47B
              • SHA256 f90559b15f9f45cefd05f0e7b0ec4b7b254a22a2f2cc65eabd6a40ed0c889137
              • MD5 SHA1 SHA512

              nsaECA5.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsaECA5.tmp
              • Size 52B
              • SHA256 a9493973dd293917f3ebb932ab255f8cac40121707548de100d5969956bb1266
              • MD5 SHA1 SHA512 TLSH

              nsc253A.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsc253A.tmp
              • Size 60B
              • SHA256 f530e71ce37e8c923d7bca1378bffaa55dd4c4ac4bcbb0822c8a5ce4d949808c
              • MD5 SHA1 SHA512 TLSH

              nsi25F8.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsi25F8.tmp
              • Size 22B
              • SHA256 89870b6b02e2247d1e10942aceede7bf4adeb820bae945b77d0e2c5f5669e514
              • MD5 SHA1 SHA512

              nsi25F8.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsi25F8.tmp
              • Size 30B
              • SHA256 1d41c63746052d97c9c35d167d50555630076dd85a19b594d01fca87eb44fbac
              • MD5 SHA1 SHA512

              System.dll

              • Path C:\Users\Admin\AppData\Local\Temp\nskEC94.tmp\System.dll
              • Size 12KB
              • SHA256 7fb0f8d452fefaac789986b933df050f3d3e4feb8a8d9944ada995f572dcdca1
              • MD5 SHA1 SHA512 SSDEEP TLSH

              nsn257A.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsn257A.tmp
              • Size 56B
              • SHA256 3999bd2b6b236fd605e82b76cc2f469335d9d899cac56145886fb215e516588a
              • MD5 SHA1 SHA512 TLSH

              nsn257A.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsn257A.tmp
              • Size 45B
              • SHA256 5e5b69e997eae70232cbf010fe0e0610d880137952cb3ac29185b223e689ba3c
              • MD5 SHA1 SHA512

              nsqED04.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqED04.tmp
              • Size 3B
              • SHA256 01a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d
              • MD5 SHA1 SHA512

              nsqED04.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqED04.tmp
              • Size 20B
              • SHA256 f4e95849a9bf43f048e70b6beb4716762d41fd3efcb59bc58923386a6e3aeb5b
              • MD5 SHA1 SHA512

              nsqED04.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqED04.tmp
              • Size 23B
              • SHA256 2787c54979c964e4cc50064d4d89581a327a02067a8efb1be41764f428e9b5ee
              • MD5 SHA1 SHA512

              nsqED04.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqED04.tmp
              • Size 31B
              • SHA256 bfa0b4816de3600de35fc70a7f6a7195376a3fe30908ee5a13cfb3240e269e4b
              • MD5 SHA1 SHA512

              nsqED04.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqED04.tmp
              • Size 37B
              • SHA256 4d3ede6c44860aa9ee079686535cd1ffbff0dac3dcbdca597fe865d4b98cedc2
              • MD5 SHA1 SHA512

              nsqED04.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqED04.tmp
              • Size 54B
              • SHA256 a4d66b3766971ca85ae3f2dd24da3f08a6b06a7c9bc5a1172bfbdfb56e6dc3ad
              • MD5 SHA1 SHA512 TLSH

              nsqEE3E.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsqEE3E.tmp
              • Size 18B
              • SHA256 3bf02a529249eeb91896b44d39cc6dc379c806af777afb186330c0238084d3aa
              • MD5 SHA1 SHA512

              nsvEC36.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvEC36.tmp
              • Size 74B
              • SHA256 d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
              • MD5 SHA1 SHA512 TLSH

              nsvEC36.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvEC36.tmp
              • Size 61B
              • SHA256 706dc879eaaeee6ada053cfd98acedee299c07a8dc98f0cc024cc614057c38b6
              • MD5 SHA1 SHA512 TLSH

              nsvEC36.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvEC36.tmp
              • Size 20B
              • SHA256 0883f5bab7d5dafd9efec59b917070f5d051f50b047951d1ea87dab27fef7b91
              • MD5 SHA1 SHA512

              nsvEC36.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvEC36.tmp
              • Size 25B
              • SHA256 f8d9811bb3d103f15ec0af4c4dea41769bcfb128bb961445461efa233772902a
              • MD5 SHA1 SHA512

              nsvEC36.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvEC36.tmp
              • Size 47B
              • SHA256 4d9933ad3cb07723bac43a5c519fb12e5950334cf688b284acdfa4d8931d5620
              • MD5 SHA1 SHA512

              nsvEC36.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvEC36.tmp
              • Size 48B
              • SHA256 46cc3e4da899bd4967072208983b1cc3f7bbfdac794a908d90e14f8dc97dd780
              • MD5 SHA1 SHA512

              nsvED72.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvED72.tmp
              • Size 8B
              • SHA256 1c329924865741e0222d3ead23072cfbed14f96e2b0432573068eb0640513101
              • MD5 SHA1 SHA512

              nsvED72.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvED72.tmp
              • Size 22B
              • SHA256 dbb3bd7c79c96328be8974b16eaa4cdd93c9bd923c968a36d45474b9f1f93cff
              • MD5 SHA1 SHA512

              nsvED72.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvED72.tmp
              • Size 30B
              • SHA256 9aeb4b6160810a3d6969931f129e7a4323c65a08405dede8fa54ac907aa40e35
              • MD5 SHA1 SHA512

              nsvED72.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\nsvED72.tmp
              • Size 48B
              • SHA256 2c8665acd4ed4b22bafd8ed348c956f63707862fda47d98ae4f1c8df2126f6ab
              • MD5 SHA1 SHA512

              teaboards.skr

              • Path C:\Users\Admin\AppData\Local\Temp\uncompelled\Cipherdom\teaboards.skr
              • Size 61KB
              • SHA256 a70db6a23ebdface7eb467339e38edb8f941a7f81339c49f7fdeca84134f9bd0
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tracer.lim

              • Path C:\Users\Admin\AppData\Local\Temp\uncompelled\Cipherdom\tracer.lim
              • Size 60KB
              • SHA256 6703e4fbcfe3b6ed82e3e57d888458620d3aa6f970252b63be7ccfa726305350
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Leveringssikkerheds.Ove

              • Path C:\Users\Admin\AppData\Local\Temp\uncompelled\Leveringssikkerheds.Ove
              • Size 254KB
              • SHA256 41fd0411ee2289ebd79eebacf06adac340eaa1cbdf1537b91091fa13f2799afb
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Skihop.scr

              • Path C:\Users\Admin\AppData\Local\Temp\uncompelled\Skihop.scr
              • Size 13KB
              • SHA256 d6d85a2c6db3d717997bb14fa1354aab2b89fbc21032c821d823cdfb396a2571
              • MD5 SHA1 SHA512 SSDEEP TLSH

              dematerialiserendes.bad

              • Path C:\Users\Admin\AppData\Local\Temp\uncompelled\dematerialiserendes.bad
              • Size 89KB
              • SHA256 98c37f637e7780e548bb0b56f0151d19a9434b2eb57ad843d913718a4c27f35a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              fortabelsen.Nyk

              • Path C:\Users\Admin\AppData\Local\Temp\uncompelled\fortabelsen.Nyk
              • Size 51KB
              • SHA256 41ef4f65976a5f60a47472425d91a5e90a1c59701e817f3d672d0da78f7d5867
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/584-586-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/584-575-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/584-989-0x0000000001790000-0x000000000455C000-memory.dmp

              memory/644-563-0x0000000004DD0000-0x0000000007B9C000-memory.dmp

              memory/644-562-0x00000000741E5000-0x00000000741E6000-memory.dmp

              memory/644-561-0x0000000004DD0000-0x0000000007B9C000-memory.dmp

              memory/2264-1171-0x0000000000600000-0x0000000000662000-memory.dmp

              memory/2556-1181-0x0000000000400000-0x000000000047E000-memory.dmp

              memory/2556-1169-0x0000000000400000-0x000000000047E000-memory.dmp

              memory/3096-1165-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1188-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1199-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1197-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1183-0x0000000035850000-0x0000000035869000-memory.dmp

              memory/3096-1187-0x0000000035850000-0x0000000035869000-memory.dmp

              memory/3096-1186-0x0000000035850000-0x0000000035869000-memory.dmp

              memory/3096-1196-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1189-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1190-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1191-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3096-1195-0x0000000000470000-0x0000000001787000-memory.dmp

              memory/3104-1178-0x0000000000400000-0x0000000000462000-memory.dmp

              memory/4260-1172-0x0000000000400000-0x0000000000424000-memory.dmp

              memory/4260-1176-0x0000000000400000-0x0000000000424000-memory.dmp