Analysis

  • max time kernel
    1s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    17-05-2024 23:07

General

  • Target

    4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942.exe

  • Size

    4.1MB

  • MD5

    0960205766bb7b598fd504778a5ef1df

  • SHA1

    41b34903c6ce053e1804d7d49e8fdf6f6956a1b7

  • SHA256

    4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942

  • SHA512

    029b59ffd05cd3cdeb85b8d6d44babf4791ff5d75b960bbab7b6db5eb2fac789101034f4e2059e6ea3a1cd7366e8b9c15150a3ab6a4319a35bff02638538a913

  • SSDEEP

    98304:UmJz+EAFuKpzA6GjnwtAd4VH0G8BBOAZM6KCBe84V:Bh+Eouw86GbIivMwMVCB8V

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba payload 19 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

    Using powershell.exe command.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942.exe
    "C:\Users\Admin\AppData\Local\Temp\4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3448
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2376
    • C:\Users\Admin\AppData\Local\Temp\4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942.exe
      "C:\Users\Admin\AppData\Local\Temp\4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942.exe"
      2⤵
        PID:988
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          3⤵
          • Command and Scripting Interpreter: PowerShell
          PID:5088
        • C:\Windows\system32\cmd.exe
          C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
          3⤵
            PID:4864
            • C:\Windows\system32\netsh.exe
              netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
              4⤵
              • Modifies Windows Firewall
              PID:4124
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            3⤵
            • Command and Scripting Interpreter: PowerShell
            PID:3604
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            3⤵
            • Command and Scripting Interpreter: PowerShell
            PID:4456
          • C:\Windows\rss\csrss.exe
            C:\Windows\rss\csrss.exe
            3⤵
              PID:5040
              • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                powershell -nologo -noprofile
                4⤵
                • Command and Scripting Interpreter: PowerShell
                PID:3648
              • C:\Windows\SYSTEM32\schtasks.exe
                schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
                4⤵
                • Creates scheduled task(s)
                PID:4112
              • C:\Windows\SYSTEM32\schtasks.exe
                schtasks /delete /tn ScheduledUpdate /f
                4⤵
                  PID:1856
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  powershell -nologo -noprofile
                  4⤵
                  • Command and Scripting Interpreter: PowerShell
                  PID:4888
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  powershell -nologo -noprofile
                  4⤵
                  • Command and Scripting Interpreter: PowerShell
                  PID:356
                • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
                  C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
                  4⤵
                    PID:3992
                  • C:\Windows\SYSTEM32\schtasks.exe
                    schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
                    4⤵
                    • Creates scheduled task(s)
                    PID:3668
                  • C:\Windows\windefender.exe
                    "C:\Windows\windefender.exe"
                    4⤵
                      PID:2448
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
                        5⤵
                          PID:1108
                          • C:\Windows\SysWOW64\sc.exe
                            sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
                            6⤵
                            • Launches sc.exe
                            PID:3600
                • C:\Windows\windefender.exe
                  C:\Windows\windefender.exe
                  1⤵
                    PID:4540

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lhbn2kyx.nsl.ps1

                    Filesize

                    60B

                    MD5

                    d17fe0a3f47be24a6453e9ef58c94641

                    SHA1

                    6ab83620379fc69f80c0242105ddffd7d98d5d9d

                    SHA256

                    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                    SHA512

                    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                  • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe

                    Filesize

                    281KB

                    MD5

                    d98e33b66343e7c96158444127a117f6

                    SHA1

                    bb716c5509a2bf345c6c1152f6e3e1452d39d50d

                    SHA256

                    5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

                    SHA512

                    705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

                  • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

                    Filesize

                    2KB

                    MD5

                    ac4917a885cf6050b1a483e4bc4d2ea5

                    SHA1

                    b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f

                    SHA256

                    e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9

                    SHA512

                    092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d

                  • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                    Filesize

                    19KB

                    MD5

                    42eca864bb7ea311f8647c1255817d23

                    SHA1

                    fbf3aa720505e668e166f24390ee9a9587dbecb7

                    SHA256

                    270a106ee7a6e1c3eba9feb16bc417326c5506c57e63559333a1866f6980f328

                    SHA512

                    4277afccc5de057e9c2745ed4514724e9135968cf1553d67255e76fb147ce115ba1b65f6c75c49a5dae0844ab3c842a1c52b5918b30319087a47b518d7c8816b

                  • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                    Filesize

                    19KB

                    MD5

                    f85f0420ba44cd717f771d85abd861bb

                    SHA1

                    733ca626488409aff17b505e5b688f2f3be828d8

                    SHA256

                    4d54199cdcf6d7fc64f43b2f8219b02e647a0e304fd4cc368992f968d67c8d6d

                    SHA512

                    0811e36f9ec956d30e46c34f08c649e82086ce23152b83cf6ce07783de6aff55f4ecae783c6fec252a4548b55f1750ff919f4911137926737f4d01de469fa0af

                  • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                    Filesize

                    19KB

                    MD5

                    a536e526c91fe152141b37d4d2bccbd6

                    SHA1

                    18b20bde005571b9d49c7eb217e3c2fa00e2ccd0

                    SHA256

                    be4678ddd2cf5f1fb1a4d6b7059c7fd1e6b505e9ebac035732ab2d712f524676

                    SHA512

                    9e51128b69e6d07a233804afcb008c5b2248fb01c89c3fd7a5239bfe8cd22b8d762821e89749d091c56fe0b5a3ca7b428adc2e47cbcd08b42b9f3463caf49478

                  • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                    Filesize

                    19KB

                    MD5

                    0b6fef7346889cbc26394f486bbf4373

                    SHA1

                    3b62cf5e434300cf7840d57110cf99d5952d44cd

                    SHA256

                    80b9e876feb63264635377c0ca398a6ae69b4c742eb598223045115ceea71c76

                    SHA512

                    de4ae06c07cbbd7348c61f6c3e15d217dba2ec7a5673b018d4d2201064ac95ac33ae3fd7a471ea8fcf6b523c6c04770128b3c324f46d50b733c093cbf8b93962

                  • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                    Filesize

                    19KB

                    MD5

                    602113f439c92a893b15600e0deca4fc

                    SHA1

                    2cacc81bc99fb3a8b24d0aa44758252a1ee54778

                    SHA256

                    7d62aab6ff27655ec74249339ae77a1074dd94d583c51635edc0460071d49db7

                    SHA512

                    c6492c5d450638e8a7baa91b784ccf24c3232a963b5faa200b123266160b1ff8dc0ba426c506ad4a097a8faf8e308850bb679fed755610a1cf334677c7444599

                  • C:\Windows\rss\csrss.exe

                    Filesize

                    4.1MB

                    MD5

                    0960205766bb7b598fd504778a5ef1df

                    SHA1

                    41b34903c6ce053e1804d7d49e8fdf6f6956a1b7

                    SHA256

                    4b69db1ac8729ab4224e692b91b44b38905ba3b37d259315ffbf47d42f391942

                    SHA512

                    029b59ffd05cd3cdeb85b8d6d44babf4791ff5d75b960bbab7b6db5eb2fac789101034f4e2059e6ea3a1cd7366e8b9c15150a3ab6a4319a35bff02638538a913

                  • C:\Windows\windefender.exe

                    Filesize

                    2.0MB

                    MD5

                    8e67f58837092385dcf01e8a2b4f5783

                    SHA1

                    012c49cfd8c5d06795a6f67ea2baf2a082cf8625

                    SHA256

                    166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

                    SHA512

                    40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

                  • memory/356-180-0x00000000056C0000-0x0000000005A17000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/356-182-0x00000000705A0000-0x00000000705EC000-memory.dmp

                    Filesize

                    304KB

                  • memory/356-183-0x0000000070790000-0x0000000070AE7000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/988-193-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/2376-41-0x0000000007CC0000-0x0000000007CCA000-memory.dmp

                    Filesize

                    40KB

                  • memory/2376-5-0x0000000002EB0000-0x0000000002EE6000-memory.dmp

                    Filesize

                    216KB

                  • memory/2376-25-0x0000000070680000-0x00000000706CC000-memory.dmp

                    Filesize

                    304KB

                  • memory/2376-24-0x0000000007AF0000-0x0000000007B24000-memory.dmp

                    Filesize

                    208KB

                  • memory/2376-37-0x0000000007B50000-0x0000000007BF4000-memory.dmp

                    Filesize

                    656KB

                  • memory/2376-38-0x0000000074410000-0x0000000074BC1000-memory.dmp

                    Filesize

                    7.7MB

                  • memory/2376-40-0x0000000007C80000-0x0000000007C9A000-memory.dmp

                    Filesize

                    104KB

                  • memory/2376-39-0x00000000082C0000-0x000000000893A000-memory.dmp

                    Filesize

                    6.5MB

                  • memory/2376-11-0x00000000061C0000-0x0000000006226000-memory.dmp

                    Filesize

                    408KB

                  • memory/2376-36-0x0000000074410000-0x0000000074BC1000-memory.dmp

                    Filesize

                    7.7MB

                  • memory/2376-35-0x0000000007B30000-0x0000000007B4E000-memory.dmp

                    Filesize

                    120KB

                  • memory/2376-26-0x0000000070800000-0x0000000070B57000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/2376-42-0x0000000007DD0000-0x0000000007E66000-memory.dmp

                    Filesize

                    600KB

                  • memory/2376-43-0x0000000007CE0000-0x0000000007CF1000-memory.dmp

                    Filesize

                    68KB

                  • memory/2376-44-0x0000000007D30000-0x0000000007D3E000-memory.dmp

                    Filesize

                    56KB

                  • memory/2376-46-0x0000000007D90000-0x0000000007DAA000-memory.dmp

                    Filesize

                    104KB

                  • memory/2376-45-0x0000000007D40000-0x0000000007D55000-memory.dmp

                    Filesize

                    84KB

                  • memory/2376-47-0x0000000007DB0000-0x0000000007DB8000-memory.dmp

                    Filesize

                    32KB

                  • memory/2376-50-0x0000000074410000-0x0000000074BC1000-memory.dmp

                    Filesize

                    7.7MB

                  • memory/2376-10-0x0000000005AB0000-0x0000000005B16000-memory.dmp

                    Filesize

                    408KB

                  • memory/2376-23-0x0000000007840000-0x0000000007886000-memory.dmp

                    Filesize

                    280KB

                  • memory/2376-4-0x000000007441E000-0x000000007441F000-memory.dmp

                    Filesize

                    4KB

                  • memory/2376-20-0x0000000006230000-0x0000000006587000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/2376-6-0x0000000074410000-0x0000000074BC1000-memory.dmp

                    Filesize

                    7.7MB

                  • memory/2376-7-0x0000000005B20000-0x000000000614A000-memory.dmp

                    Filesize

                    6.2MB

                  • memory/2376-22-0x0000000006710000-0x000000000675C000-memory.dmp

                    Filesize

                    304KB

                  • memory/2376-21-0x00000000066F0000-0x000000000670E000-memory.dmp

                    Filesize

                    120KB

                  • memory/2376-8-0x0000000074410000-0x0000000074BC1000-memory.dmp

                    Filesize

                    7.7MB

                  • memory/2376-9-0x0000000005910000-0x0000000005932000-memory.dmp

                    Filesize

                    136KB

                  • memory/2448-207-0x0000000000400000-0x00000000008DF000-memory.dmp

                    Filesize

                    4.9MB

                  • memory/2448-210-0x0000000000400000-0x00000000008DF000-memory.dmp

                    Filesize

                    4.9MB

                  • memory/3448-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

                    Filesize

                    9.1MB

                  • memory/3448-2-0x0000000004C50000-0x000000000553B000-memory.dmp

                    Filesize

                    8.9MB

                  • memory/3448-1-0x0000000004850000-0x0000000004C4F000-memory.dmp

                    Filesize

                    4.0MB

                  • memory/3448-169-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/3448-97-0x0000000004850000-0x0000000004C4F000-memory.dmp

                    Filesize

                    4.0MB

                  • memory/3448-125-0x0000000004C50000-0x000000000553B000-memory.dmp

                    Filesize

                    8.9MB

                  • memory/3448-194-0x0000000000400000-0x0000000000D1C000-memory.dmp

                    Filesize

                    9.1MB

                  • memory/3604-87-0x0000000070680000-0x00000000706CC000-memory.dmp

                    Filesize

                    304KB

                  • memory/3604-82-0x00000000056E0000-0x0000000005A37000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/3604-88-0x00000000708D0000-0x0000000070C27000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/3648-135-0x0000000070680000-0x00000000706CC000-memory.dmp

                    Filesize

                    304KB

                  • memory/3648-136-0x0000000070820000-0x0000000070B77000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/4456-107-0x0000000005570000-0x00000000058C7000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/4456-110-0x00000000709A0000-0x0000000070CF7000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/4456-109-0x0000000070680000-0x00000000706CC000-memory.dmp

                    Filesize

                    304KB

                  • memory/4540-222-0x0000000000400000-0x00000000008DF000-memory.dmp

                    Filesize

                    4.9MB

                  • memory/4540-209-0x0000000000400000-0x00000000008DF000-memory.dmp

                    Filesize

                    4.9MB

                  • memory/4540-214-0x0000000000400000-0x00000000008DF000-memory.dmp

                    Filesize

                    4.9MB

                  • memory/4888-156-0x0000000006C90000-0x0000000006CDC000-memory.dmp

                    Filesize

                    304KB

                  • memory/4888-168-0x0000000007B60000-0x0000000007B71000-memory.dmp

                    Filesize

                    68KB

                  • memory/4888-151-0x0000000006160000-0x00000000064B7000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/4888-158-0x00000000707F0000-0x0000000070B47000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/4888-170-0x0000000006500000-0x0000000006515000-memory.dmp

                    Filesize

                    84KB

                  • memory/4888-167-0x0000000007950000-0x00000000079F4000-memory.dmp

                    Filesize

                    656KB

                  • memory/4888-157-0x00000000705A0000-0x00000000705EC000-memory.dmp

                    Filesize

                    304KB

                  • memory/5040-201-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-236-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-256-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-252-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-248-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-212-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-243-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-216-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-220-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-240-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-224-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-228-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5040-232-0x0000000000400000-0x0000000002B08000-memory.dmp

                    Filesize

                    39.0MB

                  • memory/5088-60-0x00000000056E0000-0x0000000005A37000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/5088-72-0x0000000007050000-0x0000000007061000-memory.dmp

                    Filesize

                    68KB

                  • memory/5088-61-0x0000000070680000-0x00000000706CC000-memory.dmp

                    Filesize

                    304KB

                  • memory/5088-71-0x0000000006D30000-0x0000000006DD4000-memory.dmp

                    Filesize

                    656KB

                  • memory/5088-62-0x0000000070820000-0x0000000070B77000-memory.dmp

                    Filesize

                    3.3MB

                  • memory/5088-73-0x00000000070A0000-0x00000000070B5000-memory.dmp

                    Filesize

                    84KB