Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2024, 01:15

General

  • Target

    2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe

  • Size

    632KB

  • MD5

    84e09bf944042fbd418724cddb729516

  • SHA1

    8d908f01be478390e49bfe51fbca4959af157e1f

  • SHA256

    2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3

  • SHA512

    803912c31ef4e413d7b251fc400950aca18ae522ac5a0b87d51a459182b112edbcad78b506a8cbe7c12eb18b5a4c2825b139107edb7bd2dda6bd18fe43421e78

  • SSDEEP

    12288:UElGNmPCeBgjfiWxnlApvOvcrG7fhbL7TWxv69jIQS6lpOYCUjJ+i:5lGUPBBDulAxOErGLN7avBQTlpvCU3

Malware Config

Extracted

Family

remcos

Botnet

Rem_doc2

C2

107.173.4.16:2404

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-DSGECX

  • 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,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Remcos

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

  • Detected Nirsoft tools 3 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

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe
    "C:\Users\Admin\AppData\Local\Temp\2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe"
    1⤵
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Semiexpositive=Get-Content 'C:\Users\Admin\AppData\Roaming\euthanasic\satineredes\Gammastraales\Skeletonlike.pas';$Folkedyb=$Semiexpositive.SubString(54300,3);.$Folkedyb($Semiexpositive)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:736
      • C:\Program Files (x86)\windows mail\wabmig.exe
        "C:\Program Files (x86)\windows mail\wabmig.exe"
        3⤵
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:5036
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Markedsandel" /t REG_EXPAND_SZ /d "%Rykningspaategningens% -windowstyle minimized $Unbaked=(Get-ItemProperty -Path 'HKCU:\kompositioner\').Batikker;%Rykningspaategningens% ($Unbaked)"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1680
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Markedsandel" /t REG_EXPAND_SZ /d "%Rykningspaategningens% -windowstyle minimized $Unbaked=(Get-ItemProperty -Path 'HKCU:\kompositioner\').Batikker;%Rykningspaategningens% ($Unbaked)"
            5⤵
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1092
        • C:\Program Files (x86)\windows mail\wabmig.exe
          "C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qqkpuuethivqdcpfbyzzauofk"
          4⤵
            PID:3380
          • C:\Program Files (x86)\windows mail\wabmig.exe
            "C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qqkpuuethivqdcpfbyzzauofk"
            4⤵
              PID:3048
            • C:\Program Files (x86)\windows mail\wabmig.exe
              "C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qqkpuuethivqdcpfbyzzauofk"
              4⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:3868
            • C:\Program Files (x86)\windows mail\wabmig.exe
              "C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\ssphvnouvqndfidrsjmsdgbwtioh"
              4⤵
              • Accesses Microsoft Outlook accounts
              • System Location Discovery: System Language Discovery
              PID:4544
            • C:\Program Files (x86)\windows mail\wabmig.exe
              "C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\dmuawfzojyfhpozvbuzuolvfcoyitoa"
              4⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:708

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0crn21qb.wss.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

        Filesize

        4KB

        MD5

        75379d3dcbcea6a69bc75b884816dd40

        SHA1

        7e073a03c3bdbbc60375ddbe56bba211c3d412a6

        SHA256

        cab559f3bbe4a0beb194dffca723b3072184b92687100462eaab04d66fff8de9

        SHA512

        710c2cee369a57a0039fc0d0c59de6118780210ef60ad0daf374f03ba94ab08039bc2aff821f7c99a0ecd0e16189c52e5b6d630b3d541f7b11375f134b985e8c

      • C:\Users\Admin\AppData\Roaming\euthanasic\satineredes\Gammastraales\Skeletonlike.pas

        Filesize

        53KB

        MD5

        255119688c7065754a83c8ab994df0e0

        SHA1

        60d2f2b79e0ff83f5a44edec89b296f989eff2bb

        SHA256

        8289effe39fd7a273415735aaf3dda665c94473b7c8b698a088886ac52b4ec72

        SHA512

        0d956e851a7ddc97906b79d82c412cf1d49d7954244bf0d2a780857c1e15be0533862d9b88ce77c9f9dab289d6bb1eb5528ff53dc780110fc788dc2eff4e5f04

      • C:\Users\Admin\AppData\Roaming\euthanasic\satineredes\Gammastraales\Skillemnters.Bel

        Filesize

        339KB

        MD5

        6786d85d171f0a5872e24f5ae5d403a1

        SHA1

        8dd2a7e274f4ab1b278350f373abeb6ac540db6b

        SHA256

        7dd49bad8787a69b6afc1ac6db875cb9c0da93990d6251f45b4ff6e88fdebb6f

        SHA512

        02c69c706292c0e098e09e8c9b975fc746145b3edc0330bfc0656512b250016aac0deb49501416dab6cd0b79e927cd36fd0699a48ab90f67221097f7c38e86e1

      • memory/708-68-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/708-71-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/708-70-0x0000000000400000-0x0000000000424000-memory.dmp

        Filesize

        144KB

      • memory/736-49-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-37-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-23-0x0000000005B60000-0x0000000005EB4000-memory.dmp

        Filesize

        3.3MB

      • memory/736-24-0x00000000061A0000-0x00000000061BE000-memory.dmp

        Filesize

        120KB

      • memory/736-25-0x00000000061F0000-0x000000000623C000-memory.dmp

        Filesize

        304KB

      • memory/736-26-0x0000000006720000-0x00000000067B6000-memory.dmp

        Filesize

        600KB

      • memory/736-27-0x00000000066D0000-0x00000000066EA000-memory.dmp

        Filesize

        104KB

      • memory/736-28-0x0000000007380000-0x00000000073A2000-memory.dmp

        Filesize

        136KB

      • memory/736-29-0x0000000007960000-0x0000000007F04000-memory.dmp

        Filesize

        5.6MB

      • memory/736-13-0x0000000005AF0000-0x0000000005B56000-memory.dmp

        Filesize

        408KB

      • memory/736-31-0x0000000008590000-0x0000000008C0A000-memory.dmp

        Filesize

        6.5MB

      • memory/736-33-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-34-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-35-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-36-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-10-0x0000000005050000-0x0000000005072000-memory.dmp

        Filesize

        136KB

      • memory/736-11-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-40-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-39-0x0000000073E2E000-0x0000000073E2F000-memory.dmp

        Filesize

        4KB

      • memory/736-41-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-42-0x0000000008C10000-0x000000000C5A1000-memory.dmp

        Filesize

        57.6MB

      • memory/736-43-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-44-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-45-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-47-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-7-0x0000000004B80000-0x0000000004BB6000-memory.dmp

        Filesize

        216KB

      • memory/736-6-0x0000000073E2E000-0x0000000073E2F000-memory.dmp

        Filesize

        4KB

      • memory/736-8-0x0000000073E20000-0x00000000745D0000-memory.dmp

        Filesize

        7.7MB

      • memory/736-12-0x00000000058D0000-0x0000000005936000-memory.dmp

        Filesize

        408KB

      • memory/736-9-0x00000000051F0000-0x0000000005818000-memory.dmp

        Filesize

        6.2MB

      • memory/3868-69-0x0000000000400000-0x0000000000478000-memory.dmp

        Filesize

        480KB

      • memory/3868-67-0x0000000000400000-0x0000000000478000-memory.dmp

        Filesize

        480KB

      • memory/3868-65-0x0000000000400000-0x0000000000478000-memory.dmp

        Filesize

        480KB

      • memory/4544-73-0x0000000000400000-0x0000000000462000-memory.dmp

        Filesize

        392KB

      • memory/4544-76-0x0000000000400000-0x0000000000462000-memory.dmp

        Filesize

        392KB

      • memory/4544-66-0x0000000000400000-0x0000000000462000-memory.dmp

        Filesize

        392KB

      • memory/5036-83-0x00000000223D0000-0x00000000223E9000-memory.dmp

        Filesize

        100KB

      • memory/5036-86-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-50-0x0000000077871000-0x0000000077991000-memory.dmp

        Filesize

        1.1MB

      • memory/5036-56-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-51-0x00000000778F8000-0x00000000778F9000-memory.dmp

        Filesize

        4KB

      • memory/5036-48-0x0000000002260000-0x0000000005BF1000-memory.dmp

        Filesize

        57.6MB

      • memory/5036-79-0x00000000223D0000-0x00000000223E9000-memory.dmp

        Filesize

        100KB

      • memory/5036-60-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-82-0x00000000223D0000-0x00000000223E9000-memory.dmp

        Filesize

        100KB

      • memory/5036-84-0x0000000077871000-0x0000000077991000-memory.dmp

        Filesize

        1.1MB

      • memory/5036-85-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-52-0x0000000077871000-0x0000000077991000-memory.dmp

        Filesize

        1.1MB

      • memory/5036-87-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-88-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-89-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-90-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-91-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-92-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-93-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-94-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB

      • memory/5036-95-0x0000000001000000-0x0000000002254000-memory.dmp

        Filesize

        18.3MB