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Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12/02/2024, 11:31

General

  • Target

    rORDERCONFIRMATION93892873984883782.exe

  • Size

    1.0MB

  • MD5

    e5d2981fd9c531b3cfb780cf781bac91

  • SHA1

    aaf7084c369138eb5588051eda8aec9aa3c4ac26

  • SHA256

    3758ece40a4e7fdefd1d742e694dc86ddbd87f1d78bafcfb48934c450630d10b

  • SHA512

    ec10e5de423564c17caac9e3c8a4ab2d1ed51882c9cfe145374d69e9f18382d7bd23d370f0389fb56c3b77073da11351978e803dc53c7135e618bbf0507be539

  • SSDEEP

    24576:Aazz87bccsW43UyDBU7RCFYK9i3iOpOnC+yqiQDi/DtS:AOz8732BdUCYK9i3X6CPqinDo

Malware Config

Extracted

Family

remcos

Botnet

P2-bin

C2

84.38.132.126:61445

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-ANE1CN

  • 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.

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
    "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2168
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bZurkfs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2568
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bZurkfs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp45D6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2672
    • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
      "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
      2⤵
        PID:2816
      • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
        "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
        2⤵
          PID:2480
        • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
          "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
          2⤵
            PID:2708
          • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
            "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
            2⤵
            • Suspicious use of SetThreadContext
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2596
            • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
              C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe /stext "C:\Users\Admin\AppData\Local\Temp\ydnhtibpzewdtynu"
              3⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:1784
            • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
              C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe /stext "C:\Users\Admin\AppData\Local\Temp\bgbauamjnmoiwmjydam"
              3⤵
              • Accesses Microsoft Outlook accounts
              PID:2948
            • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
              C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe /stext "C:\Users\Admin\AppData\Local\Temp\lagsutwkbugngsxcvkyjgu"
              3⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1752
            • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
              C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe /stext "C:\Users\Admin\AppData\Local\Temp\lagsutwkbugngsxcvkyjgu"
              3⤵
                PID:2284
            • C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe
              "C:\Users\Admin\AppData\Local\Temp\rORDERCONFIRMATION93892873984883782.exe"
              2⤵
                PID:2632

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\ProgramData\remcos\logs.dat

              Filesize

              144B

              MD5

              58346896fbaa0b06fb602a5e4ef51ab3

              SHA1

              898890af9d285f3d64f3a0cf26803b151416c8c0

              SHA256

              a7814cd66a95bd7871b5484ceda376d28a89dcebfbe4e29e048dad0746810141

              SHA512

              772d8e643508f3d3bc155dda7ba420cb52f076fc5be2dc21cc200e5586b9f68fa2c17dd5fe5054e8c2b671290313cf7fafce1823bfa05ec4decd8bb5081ac4b4

            • C:\Users\Admin\AppData\Local\Temp\tmp45D6.tmp

              Filesize

              1KB

              MD5

              8b7293738d19fa19094355c3a393e57d

              SHA1

              7d2fdba1e83a774fe5b88cfc879e571addeaa14e

              SHA256

              a79bae861944da9f2d4cfd0560d9021b6b77919dc42b4cc7eff3c046e1fa46c3

              SHA512

              5c83bb1b13907abbd128c0df33b6b89a728eb51116f73dc1348fe44d5957ba04f2d6c8050ef151248abbf650a77c5437f831324ed0596b49f7b6baf867d9d5fa

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

              Filesize

              2B

              MD5

              f3b25701fe362ec84616a93a45ce9998

              SHA1

              d62636d8caec13f04e28442a0a6fa1afeb024bbb

              SHA256

              b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

              SHA512

              98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ARCTTOZ9HUKIANZJBMU1.temp

              Filesize

              7KB

              MD5

              d315d9884c79e3381a63476459660a6e

              SHA1

              1edfe0fb6fb0d89dedbbea19542530ccc04f4f1c

              SHA256

              fb9804c39990ad54e25a427cd5e4cddef693260ec313117f9bf1ca718e9347b7

              SHA512

              fcae22c8b18d6bf0e72dc3917f16c7ddc8b06ceeb7bb91217777d0bd8dc34f8ae42a3c99fc225a345cf149762804d3e7456ccd71293b917546f8afa25d7b6d97

            • memory/1652-6-0x0000000007200000-0x00000000072C6000-memory.dmp

              Filesize

              792KB

            • memory/1652-5-0x0000000000740000-0x000000000074E000-memory.dmp

              Filesize

              56KB

            • memory/1652-31-0x0000000074990000-0x000000007507E000-memory.dmp

              Filesize

              6.9MB

            • memory/1652-4-0x00000000006A0000-0x00000000006AA000-memory.dmp

              Filesize

              40KB

            • memory/1652-3-0x0000000000610000-0x0000000000624000-memory.dmp

              Filesize

              80KB

            • memory/1652-42-0x0000000074990000-0x000000007507E000-memory.dmp

              Filesize

              6.9MB

            • memory/1652-2-0x00000000071C0000-0x0000000007200000-memory.dmp

              Filesize

              256KB

            • memory/1652-1-0x0000000074990000-0x000000007507E000-memory.dmp

              Filesize

              6.9MB

            • memory/1652-0-0x00000000001F0000-0x00000000002FA000-memory.dmp

              Filesize

              1.0MB

            • memory/1752-86-0x0000000000400000-0x0000000000424000-memory.dmp

              Filesize

              144KB

            • memory/1752-85-0x0000000000400000-0x0000000000424000-memory.dmp

              Filesize

              144KB

            • memory/1752-80-0x0000000000400000-0x0000000000424000-memory.dmp

              Filesize

              144KB

            • memory/1752-84-0x0000000000400000-0x0000000000424000-memory.dmp

              Filesize

              144KB

            • memory/1752-87-0x0000000000400000-0x0000000000424000-memory.dmp

              Filesize

              144KB

            • memory/1784-67-0x0000000000400000-0x0000000000478000-memory.dmp

              Filesize

              480KB

            • memory/1784-78-0x0000000000400000-0x0000000000478000-memory.dmp

              Filesize

              480KB

            • memory/1784-65-0x0000000000400000-0x0000000000478000-memory.dmp

              Filesize

              480KB

            • memory/1784-68-0x0000000000400000-0x0000000000478000-memory.dmp

              Filesize

              480KB

            • memory/1784-61-0x0000000000400000-0x0000000000478000-memory.dmp

              Filesize

              480KB

            • memory/2168-21-0x000000006F820000-0x000000006FDCB000-memory.dmp

              Filesize

              5.7MB

            • memory/2168-23-0x00000000020C0000-0x0000000002100000-memory.dmp

              Filesize

              256KB

            • memory/2168-47-0x000000006F820000-0x000000006FDCB000-memory.dmp

              Filesize

              5.7MB

            • memory/2168-27-0x000000006F820000-0x000000006FDCB000-memory.dmp

              Filesize

              5.7MB

            • memory/2568-25-0x000000006F820000-0x000000006FDCB000-memory.dmp

              Filesize

              5.7MB

            • memory/2568-29-0x0000000002910000-0x0000000002950000-memory.dmp

              Filesize

              256KB

            • memory/2568-19-0x000000006F820000-0x000000006FDCB000-memory.dmp

              Filesize

              5.7MB

            • memory/2568-48-0x000000006F820000-0x000000006FDCB000-memory.dmp

              Filesize

              5.7MB

            • memory/2596-28-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-33-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-44-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-50-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-49-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-51-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-52-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-53-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-54-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-56-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-57-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-45-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-124-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

              Filesize

              4KB

            • memory/2596-41-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-123-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-116-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-40-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-38-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-115-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-35-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-46-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-34-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-22-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-24-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-32-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-89-0x0000000010000000-0x0000000010019000-memory.dmp

              Filesize

              100KB

            • memory/2596-92-0x0000000010000000-0x0000000010019000-memory.dmp

              Filesize

              100KB

            • memory/2596-93-0x0000000010000000-0x0000000010019000-memory.dmp

              Filesize

              100KB

            • memory/2596-94-0x0000000010000000-0x0000000010019000-memory.dmp

              Filesize

              100KB

            • memory/2596-95-0x0000000010000000-0x0000000010019000-memory.dmp

              Filesize

              100KB

            • memory/2596-96-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-98-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-99-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-20-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-102-0x0000000010000000-0x0000000010019000-memory.dmp

              Filesize

              100KB

            • memory/2596-107-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2596-108-0x0000000000400000-0x0000000000482000-memory.dmp

              Filesize

              520KB

            • memory/2948-81-0x0000000000400000-0x0000000000457000-memory.dmp

              Filesize

              348KB

            • memory/2948-66-0x0000000000400000-0x0000000000457000-memory.dmp

              Filesize

              348KB

            • memory/2948-72-0x0000000000400000-0x0000000000457000-memory.dmp

              Filesize

              348KB

            • memory/2948-70-0x0000000000400000-0x0000000000457000-memory.dmp

              Filesize

              348KB