Analysis

  • max time kernel
    21s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/05/2024, 09:51

General

  • Target

    737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0.exe

  • Size

    4.1MB

  • MD5

    c36c383b7c637e9b5a636103876cff5e

  • SHA1

    3a5e514a6bb20d5627455b49114e44e4e5598e46

  • SHA256

    737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0

  • SHA512

    9389b741d6f6b964a7849d5c5393df993b7917a2cc8b19b45eb8c41eb4a2b286e89083711e6661f7dcb086a0ee733bf8fd8edee45615add00e80e05449a30dc0

  • SSDEEP

    98304:shY2qRRjR1paGoDMO/b2fpl9vUYBzPUd5cvaqxgKnFtiaG:yYlRLXY4O+pXvrLaqWucT

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 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0.exe
    "C:\Users\Admin\AppData\Local\Temp\737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:872
    • 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:1976
    • C:\Users\Admin\AppData\Local\Temp\737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0.exe
      "C:\Users\Admin\AppData\Local\Temp\737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0.exe"
      2⤵
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1928
      • 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:212
      • 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:4704
        • 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:3252
      • 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:4052
      • 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:4744
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
          PID:1300
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Command and Scripting Interpreter: PowerShell
            PID:3480
          • 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:1016
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /delete /tn ScheduledUpdate /f
            4⤵
              PID:4428
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -nologo -noprofile
              4⤵
              • Command and Scripting Interpreter: PowerShell
              PID:4544
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -nologo -noprofile
              4⤵
              • Command and Scripting Interpreter: PowerShell
              PID:5108
            • 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:3376
              • 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:2244
              • C:\Windows\windefender.exe
                "C:\Windows\windefender.exe"
                4⤵
                  PID:2820
                  • 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:3480
                      • 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:3708
            • C:\Windows\windefender.exe
              C:\Windows\windefender.exe
              1⤵
                PID:448

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bjbnqrld.krn.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

                968cb9309758126772781b83adb8a28f

                SHA1

                8da30e71accf186b2ba11da1797cf67f8f78b47c

                SHA256

                92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

                SHA512

                4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

                Filesize

                19KB

                MD5

                9ceee1ebd292adc5f54b6e12298777ef

                SHA1

                2747ba9565316a44c5d988169fab01d75a2266f6

                SHA256

                84d9c9fd4a6287f92fa68b05bbf8e204504e509b908349b1350d046a64e6f6f5

                SHA512

                4d7626f8fde830efc9126ab2ea227a03a4cc8b647d2caef92f3f13e526c665c2ff08dcd4a8fabb149590f0715dc44c4d80d09d8c1f626b360b3c0253fcd23c4d

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

                Filesize

                19KB

                MD5

                d3761bf2fbdcbd38b5d050211e2d4523

                SHA1

                1af0c8af4da1a82a407c08556776edc577414dc8

                SHA256

                c4560c2fd0189f091aa4d5a2fa1ec3f5fe83402f12974130c6c8e4c5cf416416

                SHA512

                28e4bcec413e120a2ee97ea0d1c6a8c1bd32d4bf4bb47729771cf05b248bbba1e62edb6ccdee4f2d66bcc73952781a3a3cbe9bb93cebcebaac013f2b832f104a

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

                Filesize

                19KB

                MD5

                535824519214f7fb8d740934e45860fe

                SHA1

                f54e31af27b928e24be3518a8d177971635fb3fc

                SHA256

                b50afe397b032cceee558bdf5c3a798a51909cdeb9ad7987582ac0727421f047

                SHA512

                602c27b6e6b77e2aa2ea8ffc3dec083965432e2cfa3be457ff29544a2b67d54eb61f1b1ce79b3615b090fd507e1ff8f79add18f2a45087cd9c7a10724b541671

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

                Filesize

                19KB

                MD5

                813576e74d7cbe71e797de97b4c68870

                SHA1

                8ef36ff44dc9db731233cef4b560cb3d06668394

                SHA256

                10af699aaedc73f135633069fb6e867eebf2610fd2c3c35af4f1b875531d58ee

                SHA512

                d5b935b07bf9d4709025d0cbe14c4d3a0fbb6954fb09ba232e97db42db1593b464f1a5c1a88d38cb7b4ded1751f8bf35ca444fd7ccebd86430b61ab0b59e4d73

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

                Filesize

                19KB

                MD5

                f9c2bdc20f901264d98521fa8dcf6efc

                SHA1

                9100188f5216ab966b618ac41e1ba9b61da17648

                SHA256

                a3a5638d96fb9aa643a00bd2dc0b4b3f651ae1781b2324077c4c99873428af20

                SHA512

                52f7f7739e7b18b3a5817808e63b27625aa3a2fb09177ccbf7b634b7a6fe49d814fae78387a8a2d23da86639c25346b9c2330c477a01be4d31b911fe34584f7f

              • C:\Windows\rss\csrss.exe

                Filesize

                4.1MB

                MD5

                c36c383b7c637e9b5a636103876cff5e

                SHA1

                3a5e514a6bb20d5627455b49114e44e4e5598e46

                SHA256

                737ebbb261e2ef22e4b23cfc572bbe444693b4467e773fc6f7777dd6f9a68fa0

                SHA512

                9389b741d6f6b964a7849d5c5393df993b7917a2cc8b19b45eb8c41eb4a2b286e89083711e6661f7dcb086a0ee733bf8fd8edee45615add00e80e05449a30dc0

              • C:\Windows\windefender.exe

                Filesize

                2.0MB

                MD5

                8e67f58837092385dcf01e8a2b4f5783

                SHA1

                012c49cfd8c5d06795a6f67ea2baf2a082cf8625

                SHA256

                166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

                SHA512

                40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

              • memory/212-68-0x00000000706A0000-0x00000000709F4000-memory.dmp

                Filesize

                3.3MB

              • memory/212-79-0x00000000072A0000-0x00000000072B1000-memory.dmp

                Filesize

                68KB

              • memory/212-80-0x00000000072F0000-0x0000000007304000-memory.dmp

                Filesize

                80KB

              • memory/212-61-0x0000000005760000-0x0000000005AB4000-memory.dmp

                Filesize

                3.3MB

              • memory/212-78-0x0000000006F70000-0x0000000007013000-memory.dmp

                Filesize

                652KB

              • memory/212-67-0x000000006FF20000-0x000000006FF6C000-memory.dmp

                Filesize

                304KB

              • memory/448-241-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/448-226-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/448-233-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/872-95-0x00000000047F0000-0x0000000004BF6000-memory.dmp

                Filesize

                4.0MB

              • memory/872-45-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/872-136-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/872-1-0x00000000047F0000-0x0000000004BF6000-memory.dmp

                Filesize

                4.0MB

              • memory/872-66-0x0000000004C00000-0x00000000054EB000-memory.dmp

                Filesize

                8.9MB

              • memory/872-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

                Filesize

                9.1MB

              • memory/872-138-0x0000000000400000-0x0000000000D1C000-memory.dmp

                Filesize

                9.1MB

              • memory/872-2-0x0000000004C00000-0x00000000054EB000-memory.dmp

                Filesize

                8.9MB

              • memory/1300-244-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-212-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-229-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-232-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-236-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-240-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-249-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-252-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-256-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-260-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-264-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1300-269-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1928-137-0x0000000000400000-0x0000000002B0D000-memory.dmp

                Filesize

                39.1MB

              • memory/1976-43-0x0000000007A70000-0x0000000007A7A000-memory.dmp

                Filesize

                40KB

              • memory/1976-24-0x0000000006910000-0x0000000006954000-memory.dmp

                Filesize

                272KB

              • memory/1976-50-0x0000000007B30000-0x0000000007B4A000-memory.dmp

                Filesize

                104KB

              • memory/1976-51-0x0000000007B20000-0x0000000007B28000-memory.dmp

                Filesize

                32KB

              • memory/1976-4-0x000000007408E000-0x000000007408F000-memory.dmp

                Filesize

                4KB

              • memory/1976-48-0x0000000007AC0000-0x0000000007ACE000-memory.dmp

                Filesize

                56KB

              • memory/1976-5-0x0000000002DC0000-0x0000000002DF6000-memory.dmp

                Filesize

                216KB

              • memory/1976-7-0x0000000074080000-0x0000000074830000-memory.dmp

                Filesize

                7.7MB

              • memory/1976-6-0x0000000005670000-0x0000000005C98000-memory.dmp

                Filesize

                6.2MB

              • memory/1976-49-0x0000000007AE0000-0x0000000007AF4000-memory.dmp

                Filesize

                80KB

              • memory/1976-8-0x0000000074080000-0x0000000074830000-memory.dmp

                Filesize

                7.7MB

              • memory/1976-9-0x00000000054E0000-0x0000000005502000-memory.dmp

                Filesize

                136KB

              • memory/1976-46-0x0000000007B80000-0x0000000007C16000-memory.dmp

                Filesize

                600KB

              • memory/1976-47-0x0000000007A80000-0x0000000007A91000-memory.dmp

                Filesize

                68KB

              • memory/1976-28-0x0000000007920000-0x0000000007952000-memory.dmp

                Filesize

                200KB

              • memory/1976-41-0x0000000007980000-0x0000000007A23000-memory.dmp

                Filesize

                652KB

              • memory/1976-42-0x0000000074080000-0x0000000074830000-memory.dmp

                Filesize

                7.7MB

              • memory/1976-11-0x0000000005D80000-0x0000000005DE6000-memory.dmp

                Filesize

                408KB

              • memory/1976-10-0x0000000005D10000-0x0000000005D76000-memory.dmp

                Filesize

                408KB

              • memory/1976-21-0x0000000005DF0000-0x0000000006144000-memory.dmp

                Filesize

                3.3MB

              • memory/1976-44-0x0000000074080000-0x0000000074830000-memory.dmp

                Filesize

                7.7MB

              • memory/1976-22-0x00000000063A0000-0x00000000063BE000-memory.dmp

                Filesize

                120KB

              • memory/1976-23-0x00000000063F0000-0x000000000643C000-memory.dmp

                Filesize

                304KB

              • memory/1976-54-0x0000000074080000-0x0000000074830000-memory.dmp

                Filesize

                7.7MB

              • memory/1976-25-0x00000000076C0000-0x0000000007736000-memory.dmp

                Filesize

                472KB

              • memory/1976-27-0x0000000007760000-0x000000000777A000-memory.dmp

                Filesize

                104KB

              • memory/1976-26-0x0000000007DC0000-0x000000000843A000-memory.dmp

                Filesize

                6.5MB

              • memory/1976-29-0x000000006FF20000-0x000000006FF6C000-memory.dmp

                Filesize

                304KB

              • memory/1976-30-0x00000000700A0000-0x00000000703F4000-memory.dmp

                Filesize

                3.3MB

              • memory/1976-40-0x0000000007960000-0x000000000797E000-memory.dmp

                Filesize

                120KB

              • memory/2820-224-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/2820-228-0x0000000000400000-0x00000000008DF000-memory.dmp

                Filesize

                4.9MB

              • memory/3480-150-0x00000000700A0000-0x00000000703F4000-memory.dmp

                Filesize

                3.3MB

              • memory/3480-149-0x000000006FF20000-0x000000006FF6C000-memory.dmp

                Filesize

                304KB

              • memory/4052-93-0x00000000057D0000-0x0000000005B24000-memory.dmp

                Filesize

                3.3MB

              • memory/4052-96-0x000000006FF20000-0x000000006FF6C000-memory.dmp

                Filesize

                304KB

              • memory/4052-97-0x0000000070310000-0x0000000070664000-memory.dmp

                Filesize

                3.3MB

              • memory/4544-186-0x00000000074C0000-0x00000000074D1000-memory.dmp

                Filesize

                68KB

              • memory/4544-174-0x000000006FE40000-0x000000006FE8C000-memory.dmp

                Filesize

                304KB

              • memory/4544-172-0x0000000005FF0000-0x000000000603C000-memory.dmp

                Filesize

                304KB

              • memory/4544-170-0x0000000005900000-0x0000000005C54000-memory.dmp

                Filesize

                3.3MB

              • memory/4544-175-0x00000000705D0000-0x0000000070924000-memory.dmp

                Filesize

                3.3MB

              • memory/4544-185-0x00000000071C0000-0x0000000007263000-memory.dmp

                Filesize

                652KB

              • memory/4544-187-0x0000000005800000-0x0000000005814000-memory.dmp

                Filesize

                80KB

              • memory/4744-119-0x000000006FF20000-0x000000006FF6C000-memory.dmp

                Filesize

                304KB

              • memory/4744-120-0x00000000700C0000-0x0000000070414000-memory.dmp

                Filesize

                3.3MB

              • memory/4744-117-0x0000000005BA0000-0x0000000005EF4000-memory.dmp

                Filesize

                3.3MB

              • memory/5108-199-0x000000006FE40000-0x000000006FE8C000-memory.dmp

                Filesize

                304KB

              • memory/5108-200-0x00000000705D0000-0x0000000070924000-memory.dmp

                Filesize

                3.3MB