Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 06:21

General

  • Target

    dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe

  • Size

    4.2MB

  • MD5

    925efb59b784a35a3a5a0e49c4679e54

  • SHA1

    8f2189e66b0193d399ad2ed0609f2b3e1facd422

  • SHA256

    dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c

  • SHA512

    533b3d7b417d48fa8fedc4fe4794b6631008fb3dd5a6aa3da7b1492760b700bfda6f29ab5330cc5b766f9e7c1fe9fef45b61fac3423ab9024d5850ee960ab173

  • SSDEEP

    98304:H6kIItOZV5HWoxzcQ0+zLjkNa2wcAfbwe+2B4oG2+o55G0:akztwjxzckzLj0JwjEt3Q

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
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Manipulates WinMonFS driver. 1 IoCs

    Roottkits write to WinMonFS to hide directories/files from being detected.

  • Drops file in System32 directory 7 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.

  • Drops file in Windows directory 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

    Using powershell.exe command.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe
    "C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4592
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2920
    • C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe
      "C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:884
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4836
      • 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:3512
        • 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
          • Event Triggered Execution: Netsh Helper DLL
          PID:968
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4256
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2848
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Manipulates WinMonFS driver.
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2920
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          4⤵
          • Drops file in System32 directory
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:440
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2688
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:2076
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3192
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4224
          • 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⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:2032
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:2356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rqsc1xta.eof.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

      ab9b50d76bf2691658c579a812178524

      SHA1

      61073838273fa90ad02f048155ea88ba4d852d24

      SHA256

      1500109a3034c8ad9685a1254a09c03cce3886340c3094aee4e195a946d8b9b7

      SHA512

      cb53ac341240f40624baf582d812ec9c7c0d53f60e71e854fe4db4bbbfb820334094db81166723e43fa57d961b30a3533e5ba3376f2a4117bd77068a48219259

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

      Filesize

      19KB

      MD5

      ed84ba2d2366e4ad39aba3b139386608

      SHA1

      325ad46e740a77768f2e2405fa80b2cb7c04fb1d

      SHA256

      a85e8a9e0cf5cdfc2ae3c6d4f0fa7d31c11e02c5465fa7ce647149730e02ad5c

      SHA512

      a242e72e6f8fcd3084a3ca41913016b33791c53d68c8da46d815e552ff54df15530602cd7be4d1a16fa4c658c1b501fdc225de793e019c010acb71a57c3c3d21

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

      Filesize

      19KB

      MD5

      72a967faac5f46dd9011c51cf7e7f408

      SHA1

      33e807585d51b13f3a94c71eed3f023940cc1093

      SHA256

      2c3a0f3ef4e0f964df1fcde87b2f9235504db82d326acbe6b66f97896354789d

      SHA512

      40c162bbdf0fae85ad9b6f081291077e990285c869106b62c21151cd3df1ec1206d4dad53e95c8fac991c8faac7d8948472e3d90941db103ce544be2a5292987

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

      Filesize

      19KB

      MD5

      230baaaf5d052f5c8c6482a61f0e81cc

      SHA1

      f1ef40c6a1e7807b5c2754cdc9b3ca88c8ad8595

      SHA256

      aeea5644c01c62bc7f7b47b97f3e5de9deb84e8f76c4d09bb4f64740e6c00810

      SHA512

      776543ae8adf9506753bc56aaf284f38ec19633110f10176e8a1b021ffe1b360394810bb28753e06865d229b95285f5fd6518aa71b869a11da0b00b7784d383f

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

      Filesize

      19KB

      MD5

      8d5c0fb24801f5e6dc6510ce2ec9b561

      SHA1

      df1e6cb0c3248659528ba36b87f38b0f3c69b279

      SHA256

      dc7f33fa8d4dc57c816654fd258c540bcb7aeba42658c573e7b3312b3fa2c4ac

      SHA512

      b21478b49de29366edde846b13cf5cbe1a99012a1547c8cf173cdd263c08de68bb006bc012b169c394a24be210fff62d49a6241b70f6934cfc90acff06aa64f7

    • C:\Windows\rss\csrss.exe

      Filesize

      4.2MB

      MD5

      925efb59b784a35a3a5a0e49c4679e54

      SHA1

      8f2189e66b0193d399ad2ed0609f2b3e1facd422

      SHA256

      dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c

      SHA512

      533b3d7b417d48fa8fedc4fe4794b6631008fb3dd5a6aa3da7b1492760b700bfda6f29ab5330cc5b766f9e7c1fe9fef45b61fac3423ab9024d5850ee960ab173

    • memory/440-147-0x0000000070AC0000-0x0000000070E14000-memory.dmp

      Filesize

      3.3MB

    • memory/440-146-0x0000000070340000-0x000000007038C000-memory.dmp

      Filesize

      304KB

    • memory/884-133-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/884-55-0x0000000002C20000-0x0000000003028000-memory.dmp

      Filesize

      4.0MB

    • memory/2848-118-0x0000000070AC0000-0x0000000070E14000-memory.dmp

      Filesize

      3.3MB

    • memory/2848-117-0x0000000070340000-0x000000007038C000-memory.dmp

      Filesize

      304KB

    • memory/2920-23-0x0000000005FF0000-0x000000000603C000-memory.dmp

      Filesize

      304KB

    • memory/2920-233-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-26-0x0000000007A40000-0x00000000080BA000-memory.dmp

      Filesize

      6.5MB

    • memory/2920-27-0x00000000066A0000-0x00000000066BA000-memory.dmp

      Filesize

      104KB

    • memory/2920-29-0x0000000070340000-0x000000007038C000-memory.dmp

      Filesize

      304KB

    • memory/2920-28-0x0000000007530000-0x0000000007562000-memory.dmp

      Filesize

      200KB

    • memory/2920-42-0x0000000007590000-0x0000000007633000-memory.dmp

      Filesize

      652KB

    • memory/2920-41-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-40-0x0000000007570000-0x000000000758E000-memory.dmp

      Filesize

      120KB

    • memory/2920-30-0x00000000704C0000-0x0000000070814000-memory.dmp

      Filesize

      3.3MB

    • memory/2920-43-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-44-0x0000000007680000-0x000000000768A000-memory.dmp

      Filesize

      40KB

    • memory/2920-45-0x0000000007750000-0x00000000077E6000-memory.dmp

      Filesize

      600KB

    • memory/2920-46-0x00000000076D0000-0x00000000076E1000-memory.dmp

      Filesize

      68KB

    • memory/2920-47-0x0000000007710000-0x000000000771E000-memory.dmp

      Filesize

      56KB

    • memory/2920-48-0x0000000007720000-0x0000000007734000-memory.dmp

      Filesize

      80KB

    • memory/2920-49-0x0000000007810000-0x000000000782A000-memory.dmp

      Filesize

      104KB

    • memory/2920-50-0x00000000077F0000-0x00000000077F8000-memory.dmp

      Filesize

      32KB

    • memory/2920-53-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-24-0x00000000063D0000-0x0000000006414000-memory.dmp

      Filesize

      272KB

    • memory/2920-235-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-25-0x00000000065E0000-0x0000000006656000-memory.dmp

      Filesize

      472KB

    • memory/2920-231-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-229-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-227-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-225-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-22-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

      Filesize

      120KB

    • memory/2920-21-0x0000000005BE0000-0x0000000005F34000-memory.dmp

      Filesize

      3.3MB

    • memory/2920-223-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-221-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-219-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-217-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-11-0x0000000005750000-0x00000000057B6000-memory.dmp

      Filesize

      408KB

    • memory/2920-10-0x00000000050A0000-0x0000000005106000-memory.dmp

      Filesize

      408KB

    • memory/2920-9-0x0000000005000000-0x0000000005022000-memory.dmp

      Filesize

      136KB

    • memory/2920-8-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-7-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-6-0x0000000005120000-0x0000000005748000-memory.dmp

      Filesize

      6.2MB

    • memory/2920-215-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-5-0x00000000049F0000-0x0000000004A26000-memory.dmp

      Filesize

      216KB

    • memory/2920-4-0x00000000744AE000-0x00000000744AF000-memory.dmp

      Filesize

      4KB

    • memory/2920-237-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-239-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/3192-171-0x0000000070260000-0x00000000702AC000-memory.dmp

      Filesize

      304KB

    • memory/3192-170-0x0000000006630000-0x000000000667C000-memory.dmp

      Filesize

      304KB

    • memory/3192-172-0x00000000703E0000-0x0000000070734000-memory.dmp

      Filesize

      3.3MB

    • memory/3192-182-0x0000000007770000-0x0000000007813000-memory.dmp

      Filesize

      652KB

    • memory/3192-183-0x0000000007A80000-0x0000000007A91000-memory.dmp

      Filesize

      68KB

    • memory/3192-184-0x0000000006320000-0x0000000006334000-memory.dmp

      Filesize

      80KB

    • memory/3192-167-0x0000000005F80000-0x00000000062D4000-memory.dmp

      Filesize

      3.3MB

    • memory/4224-195-0x0000000005790000-0x0000000005AE4000-memory.dmp

      Filesize

      3.3MB

    • memory/4224-198-0x0000000070260000-0x00000000702AC000-memory.dmp

      Filesize

      304KB

    • memory/4224-199-0x0000000070A10000-0x0000000070D64000-memory.dmp

      Filesize

      3.3MB

    • memory/4256-93-0x0000000070340000-0x000000007038C000-memory.dmp

      Filesize

      304KB

    • memory/4256-94-0x00000000704C0000-0x0000000070814000-memory.dmp

      Filesize

      3.3MB

    • memory/4592-105-0x0000000000400000-0x0000000000ED5000-memory.dmp

      Filesize

      10.8MB

    • memory/4592-145-0x0000000003170000-0x0000000003A5B000-memory.dmp

      Filesize

      8.9MB

    • memory/4592-106-0x0000000002D60000-0x0000000003161000-memory.dmp

      Filesize

      4.0MB

    • memory/4592-169-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4592-1-0x0000000002D60000-0x0000000003161000-memory.dmp

      Filesize

      4.0MB

    • memory/4592-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4592-2-0x0000000003170000-0x0000000003A5B000-memory.dmp

      Filesize

      8.9MB

    • memory/4836-79-0x0000000007D00000-0x0000000007D14000-memory.dmp

      Filesize

      80KB

    • memory/4836-78-0x0000000007CB0000-0x0000000007CC1000-memory.dmp

      Filesize

      68KB

    • memory/4836-77-0x00000000079C0000-0x0000000007A63000-memory.dmp

      Filesize

      652KB

    • memory/4836-67-0x0000000070AC0000-0x0000000070E14000-memory.dmp

      Filesize

      3.3MB

    • memory/4836-66-0x0000000070340000-0x000000007038C000-memory.dmp

      Filesize

      304KB

    • memory/4836-56-0x0000000006150000-0x00000000064A4000-memory.dmp

      Filesize

      3.3MB