Analysis

  • max time kernel
    23s
  • max time network
    137s
  • 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 12:43

General

  • Target

    5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe

  • Size

    4.1MB

  • MD5

    422684bee65340e3d453bc13623bb9fa

  • SHA1

    8455ff5343b72e5f5ab2db26fde2fef2d7b1563c

  • SHA256

    5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494

  • SHA512

    95b809e16157b58b69121b3205b2dd2d3abe1fb4a022d537b5e114bc000e5b9aa61a244f009f795ea609b7877696d3cf18dbe1d9a01192a92af5088f13949983

  • SSDEEP

    98304:PBVs1p4PpCxl89qkqVHLjfQjDTn2r+Nbe:5a1p4P0l8MfVLMTre

Malware Config

Signatures

  • Glupteba

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

  • Glupteba payload 18 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • 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.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe
    "C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3964
    • 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:1548
    • C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe
      "C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe"
      2⤵
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:756
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:4844
        • 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:4912
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2500
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1888
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
          PID:4996
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Command and Scripting Interpreter: PowerShell
            PID:4084
          • 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:3796
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /delete /tn ScheduledUpdate /f
            4⤵
              PID:1136
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -nologo -noprofile
              4⤵
              • Command and Scripting Interpreter: PowerShell
              PID:1944
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -nologo -noprofile
              4⤵
              • Command and Scripting Interpreter: PowerShell
              PID:3596
            • 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:2348
              • 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:2208
              • C:\Windows\windefender.exe
                "C:\Windows\windefender.exe"
                4⤵
                  PID:5088
                  • 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:2380
                      • 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:5016
            • C:\Windows\windefender.exe
              C:\Windows\windefender.exe
              1⤵
                PID:3008

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_az0phr1l.4zq.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

                d0c46cad6c0778401e21910bd6b56b70

                SHA1

                7be418951ea96326aca445b8dfe449b2bfa0dca6

                SHA256

                9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

                SHA512

                057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

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

                Filesize

                19KB

                MD5

                6b5c6e19104dde01afef9ea7b5046877

                SHA1

                750781c1e5cc1cd0d8020d10f0f6d225c6e8b02b

                SHA256

                775d2a0223f660d40c63269f02e09fd2af2f8400088e62bcef8a076d309e8f3e

                SHA512

                f9d074e7783aaf20d88285038e7d1f25156960837f4e7ddb641d5dc408736e706cdb91507082460f8d6381d293701a18f84aee0ecfa244c03a1dca63085b2939

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

                Filesize

                19KB

                MD5

                6c92d62ae45647cc00852df23f569a85

                SHA1

                8931fe1540366b2536a47ecf9d0cfcc5f0c2885b

                SHA256

                199bec1358d757b4c24f9b1a2d05e94e8846bf958b7b40a720a035ee150a3122

                SHA512

                2f3556efc112a89988a613c20e327e4ed4533e388e5bf7c25837de495b637ee63de2ab1de0347d4c11bbb1c28e0a9193a999076b90bddcc00d2b30302bbefceb

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

                Filesize

                19KB

                MD5

                30085b673cbc71de7bcc3d117aa00751

                SHA1

                ff8935ef739b60273882fa6b264270e8ce1ad558

                SHA256

                057305a41aff06e633fd135c53515beee30a82b4e15727333c2a8178f39fbe2a

                SHA512

                85332f2c7ad991126a1a158ab4433ad50907a6f3524ca2f13309856f92978a2cb63bafc91c6962087fb4ff13a6c8f3a9002b231412e7e914f4eb937ecf3a98e3

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

                Filesize

                19KB

                MD5

                954da69688f4efb1583a43befc504528

                SHA1

                e9a17a62a5df7c8bf2f6139939b8cf2b035fc187

                SHA256

                9ccb95c3ec09c9c9132596436bf98f5764daa2c40a20108b26319a6f19895877

                SHA512

                c8297752bd4f672b00c99b4f72c406d072dd390c57f310edcbe21f76c70eb7f1f751a09c7d1b24764d3d47f5a5ba74b5efad502b31e2843e096deabde090bcdd

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

                Filesize

                19KB

                MD5

                60e4be9ac3059fcfd4be35835ba2a715

                SHA1

                4d67150d28243430a5ccdc0d4339d57d251c463e

                SHA256

                963b81949ef581ecec37c202f99da0cdc04ae0c59b0e81b1b2de7959a9d4f9c8

                SHA512

                1d203cf52a625e5ac9c7dc25c4aa52fd48f4aec937733ec7bb068e27a32d2eb077d391d4d8986fe5c0450eff134c2c7d173eb7ae5bd4e09717e9a33d1f4b4d63

              • C:\Windows\rss\csrss.exe

                Filesize

                4.1MB

                MD5

                422684bee65340e3d453bc13623bb9fa

                SHA1

                8455ff5343b72e5f5ab2db26fde2fef2d7b1563c

                SHA256

                5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494

                SHA512

                95b809e16157b58b69121b3205b2dd2d3abe1fb4a022d537b5e114bc000e5b9aa61a244f009f795ea609b7877696d3cf18dbe1d9a01192a92af5088f13949983

              • C:\Windows\windefender.exe

                Filesize

                2.0MB

                MD5

                8e67f58837092385dcf01e8a2b4f5783

                SHA1

                012c49cfd8c5d06795a6f67ea2baf2a082cf8625

                SHA256

                166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

                SHA512

                40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

              • memory/756-63-0x00000000054F0000-0x0000000005847000-memory.dmp

                Filesize

                3.3MB

              • memory/756-76-0x0000000006FD0000-0x0000000006FE5000-memory.dmp

                Filesize

                84KB

              • memory/756-75-0x0000000006F80000-0x0000000006F91000-memory.dmp

                Filesize

                68KB

              • memory/756-74-0x0000000006C70000-0x0000000006D14000-memory.dmp

                Filesize

                656KB

              • memory/756-65-0x0000000071150000-0x00000000714A7000-memory.dmp

                Filesize

                3.3MB

              • memory/756-64-0x0000000070F40000-0x0000000070F8C000-memory.dmp

                Filesize

                304KB

              • memory/1492-140-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1492-78-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1548-38-0x00000000082D0000-0x000000000894A000-memory.dmp

                Filesize

                6.5MB

              • memory/1548-6-0x0000000005A20000-0x000000000604A000-memory.dmp

                Filesize

                6.2MB

              • memory/1548-24-0x0000000007B00000-0x0000000007B34000-memory.dmp

                Filesize

                208KB

              • memory/1548-37-0x0000000007B60000-0x0000000007C04000-memory.dmp

                Filesize

                656KB

              • memory/1548-4-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

                Filesize

                4KB

              • memory/1548-40-0x0000000007C90000-0x0000000007CAA000-memory.dmp

                Filesize

                104KB

              • memory/1548-39-0x0000000074CD0000-0x0000000075481000-memory.dmp

                Filesize

                7.7MB

              • memory/1548-41-0x0000000007CD0000-0x0000000007CDA000-memory.dmp

                Filesize

                40KB

              • memory/1548-42-0x0000000007D90000-0x0000000007E26000-memory.dmp

                Filesize

                600KB

              • memory/1548-43-0x0000000007D00000-0x0000000007D11000-memory.dmp

                Filesize

                68KB

              • memory/1548-44-0x0000000007D40000-0x0000000007D4E000-memory.dmp

                Filesize

                56KB

              • memory/1548-45-0x0000000007D50000-0x0000000007D65000-memory.dmp

                Filesize

                84KB

              • memory/1548-46-0x0000000007E50000-0x0000000007E6A000-memory.dmp

                Filesize

                104KB

              • memory/1548-47-0x0000000007E40000-0x0000000007E48000-memory.dmp

                Filesize

                32KB

              • memory/1548-50-0x0000000074CD0000-0x0000000075481000-memory.dmp

                Filesize

                7.7MB

              • memory/1548-5-0x0000000002EF0000-0x0000000002F26000-memory.dmp

                Filesize

                216KB

              • memory/1548-7-0x0000000074CD0000-0x0000000075481000-memory.dmp

                Filesize

                7.7MB

              • memory/1548-32-0x0000000074CD0000-0x0000000075481000-memory.dmp

                Filesize

                7.7MB

              • memory/1548-36-0x0000000007B40000-0x0000000007B5E000-memory.dmp

                Filesize

                120KB

              • memory/1548-26-0x00000000710C0000-0x0000000071417000-memory.dmp

                Filesize

                3.3MB

              • memory/1548-25-0x0000000070F40000-0x0000000070F8C000-memory.dmp

                Filesize

                304KB

              • memory/1548-23-0x0000000006C50000-0x0000000006C96000-memory.dmp

                Filesize

                280KB

              • memory/1548-22-0x0000000006700000-0x000000000674C000-memory.dmp

                Filesize

                304KB

              • memory/1548-21-0x00000000066D0000-0x00000000066EE000-memory.dmp

                Filesize

                120KB

              • memory/1548-8-0x0000000074CD0000-0x0000000075481000-memory.dmp

                Filesize

                7.7MB

              • memory/1548-20-0x0000000006220000-0x0000000006577000-memory.dmp

                Filesize

                3.3MB

              • memory/1548-11-0x00000000061B0000-0x0000000006216000-memory.dmp

                Filesize

                408KB

              • memory/1548-10-0x0000000006140000-0x00000000061A6000-memory.dmp

                Filesize

                408KB

              • memory/1548-9-0x0000000005860000-0x0000000005882000-memory.dmp

                Filesize

                136KB

              • memory/1888-113-0x0000000070F40000-0x0000000070F8C000-memory.dmp

                Filesize

                304KB

              • memory/1888-111-0x00000000054C0000-0x0000000005817000-memory.dmp

                Filesize

                3.3MB

              • memory/1888-114-0x0000000071130000-0x0000000071487000-memory.dmp

                Filesize

                3.3MB

              • memory/1944-174-0x0000000007C70000-0x0000000007C81000-memory.dmp

                Filesize

                68KB

              • memory/1944-175-0x00000000064D0000-0x00000000064E5000-memory.dmp

                Filesize

                84KB

              • memory/1944-164-0x0000000071000000-0x0000000071357000-memory.dmp

                Filesize

                3.3MB

              • memory/1944-160-0x00000000060E0000-0x0000000006437000-memory.dmp

                Filesize

                3.3MB

              • memory/1944-173-0x0000000007940000-0x00000000079E4000-memory.dmp

                Filesize

                656KB

              • memory/1944-162-0x0000000006970000-0x00000000069BC000-memory.dmp

                Filesize

                304KB

              • memory/1944-163-0x0000000070E60000-0x0000000070EAC000-memory.dmp

                Filesize

                304KB

              • memory/2500-92-0x0000000070F40000-0x0000000070F8C000-memory.dmp

                Filesize

                304KB

              • memory/2500-93-0x00000000710C0000-0x0000000071417000-memory.dmp

                Filesize

                3.3MB

              • memory/3008-227-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/3008-219-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/3008-213-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/3596-188-0x0000000071010000-0x0000000071367000-memory.dmp

                Filesize

                3.3MB

              • memory/3596-185-0x00000000059D0000-0x0000000005D27000-memory.dmp

                Filesize

                3.3MB

              • memory/3596-187-0x0000000070E60000-0x0000000070EAC000-memory.dmp

                Filesize

                304KB

              • memory/3964-1-0x0000000004740000-0x0000000004B47000-memory.dmp

                Filesize

                4.0MB

              • memory/3964-54-0x0000000004C50000-0x000000000553B000-memory.dmp

                Filesize

                8.9MB

              • memory/3964-79-0x0000000000400000-0x0000000000D1C000-memory.dmp

                Filesize

                9.1MB

              • memory/3964-52-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/3964-53-0x0000000004740000-0x0000000004B47000-memory.dmp

                Filesize

                4.0MB

              • memory/3964-2-0x0000000004C50000-0x000000000553B000-memory.dmp

                Filesize

                8.9MB

              • memory/3964-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

                Filesize

                9.1MB

              • memory/4084-141-0x0000000070F40000-0x0000000070F8C000-memory.dmp

                Filesize

                304KB

              • memory/4084-142-0x0000000071190000-0x00000000714E7000-memory.dmp

                Filesize

                3.3MB

              • memory/4084-129-0x0000000005570000-0x00000000058C7000-memory.dmp

                Filesize

                3.3MB

              • memory/4996-222-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-234-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-198-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-218-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-230-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-254-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-226-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-250-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-242-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-238-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-209-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/4996-246-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/5088-210-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/5088-215-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB