Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2024 12:45

General

  • Target

    0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.exe

  • Size

    4.1MB

  • MD5

    21df1d8ce909a600068e621884320c3f

  • SHA1

    69cec71bbe2902683cfb90dc5dcddc90de9606a7

  • SHA256

    328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d

  • SHA512

    714d4b440cd97b8c12afdb06c894bc3ad891823a712d347ca68479bce33f5042d4a80137a986cf12949d802757111d21e0761f96d51f7ccb828f40a6f9d23901

  • SSDEEP

    98304:Ox34CiKzvjm7SLtMZTm7LASnwWEuCSeZHe31O6Y/qHYq9Pe:OB4yzvjmEtMf+wT3Us6Y/qHYK

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
  • 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.

  • Manipulates WinMonFS driver. 1 IoCs

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

  • Drops file in System32 directory 6 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.

  • Program crash 2 IoCs
  • 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 9 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\0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.exe
    "C:\Users\Admin\AppData\Local\Temp\0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • 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:2328
    • C:\Users\Admin\AppData\Local\Temp\0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.exe
      "C:\Users\Admin\AppData\Local\Temp\0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.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:740
      • 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:4624
      • 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:4872
        • 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:1328
      • 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:4480
      • 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:3076
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2772
        • 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:2336
        • 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:5060
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:4908
          • 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:2124
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            PID:2400
          • 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:4132
          • 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:3640
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 880
          3⤵
          • Program crash
          PID:4436
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 896
        2⤵
        • Program crash
        PID:1924
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1080 -ip 1080
      1⤵
        PID:4660
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 740 -ip 740
        1⤵
          PID:3060

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_isgfjp44.3lo.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

          2562fbc9685fb13b23bd3fb0f1e29ca4

          SHA1

          b13b793441734eef93b1a6ba878e2e035826ca5b

          SHA256

          6d4f94c31866cdf01050fdaf09f53e4fd75d6edd51960a56c9fb98ea4a282ba2

          SHA512

          0253357ff1af268fd022c67a44766686e0ba9cc6a65a31e0d0ac041cdf8cca08bbf4a652441397a6ddb14beda2a81c8c7c7aa4bfb9d2a27d2089606eb3b5f379

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

          Filesize

          19KB

          MD5

          c00434677650540d766326aab690c0bf

          SHA1

          fa084e14f9dfed9371db385f27f0fa9729b36a54

          SHA256

          9f197a1fb18c0eb7758bd735b5b5af0c9b6f3b711bd5c6bbc6021c8253fa9667

          SHA512

          da3e33347e481bbb8bb96ac3f40d65a91c5a3323044b219bf03d7fcde098ac0d938396610b58796b16612b48b21b44b396a8a377dd7418df32a1776d4f12fe44

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

          Filesize

          19KB

          MD5

          225773f3a1f3a56a7a3c702d8049a110

          SHA1

          1b38311718c0a9cf7b5ad81d2d9612a68d133580

          SHA256

          5401c882160ab6c5b6f9104636a96ebe8c6b5134c0083db0015e29f967ef81dc

          SHA512

          ebdb7f973aa1f07b78e8089a40bf825d5277c2a34d6206f556ca21c0d44b84e762209962933ba869c148b9fc5cbcd841bcd1ef39dbbcb0b855eee9eff0b9c76d

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

          Filesize

          19KB

          MD5

          80c4568ef575b5ebd773660ce9b2168b

          SHA1

          32d2df36b8e6be601b7108f7ae72bfe653730c2d

          SHA256

          afd9a34d16a24dd3025aa4c51a761f0579ac7fe8a65c097aa65a6671d01d8d59

          SHA512

          056c656a253c9c2d7cd8813218bbdf37a5f3240796fdf994232c9307232a820120317457f74a690db60ea516bc480f2dc370c2efba71ce372e3b3a8823f8d179

        • C:\Windows\rss\csrss.exe

          Filesize

          4.1MB

          MD5

          21df1d8ce909a600068e621884320c3f

          SHA1

          69cec71bbe2902683cfb90dc5dcddc90de9606a7

          SHA256

          328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d

          SHA512

          714d4b440cd97b8c12afdb06c894bc3ad891823a712d347ca68479bce33f5042d4a80137a986cf12949d802757111d21e0761f96d51f7ccb828f40a6f9d23901

        • memory/740-137-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/740-57-0x00000000029E0000-0x0000000002DD9000-memory.dmp

          Filesize

          4.0MB

        • memory/740-58-0x0000000002DE0000-0x00000000036CB000-memory.dmp

          Filesize

          8.9MB

        • memory/1080-2-0x0000000002F10000-0x00000000037FB000-memory.dmp

          Filesize

          8.9MB

        • memory/1080-55-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/1080-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/1080-1-0x0000000002B10000-0x0000000002F10000-memory.dmp

          Filesize

          4.0MB

        • memory/1080-56-0x0000000002F10000-0x00000000037FB000-memory.dmp

          Filesize

          8.9MB

        • memory/2124-174-0x00000000062A0000-0x00000000065F4000-memory.dmp

          Filesize

          3.3MB

        • memory/2124-189-0x0000000007D80000-0x0000000007D91000-memory.dmp

          Filesize

          68KB

        • memory/2124-188-0x0000000007A60000-0x0000000007B03000-memory.dmp

          Filesize

          652KB

        • memory/2124-190-0x0000000006620000-0x0000000006634000-memory.dmp

          Filesize

          80KB

        • memory/2124-177-0x0000000070860000-0x00000000708AC000-memory.dmp

          Filesize

          304KB

        • memory/2124-178-0x00000000709E0000-0x0000000070D34000-memory.dmp

          Filesize

          3.3MB

        • memory/2124-176-0x0000000006B10000-0x0000000006B5C000-memory.dmp

          Filesize

          304KB

        • memory/2328-30-0x0000000074A40000-0x00000000751F0000-memory.dmp

          Filesize

          7.7MB

        • memory/2328-7-0x0000000005750000-0x0000000005D78000-memory.dmp

          Filesize

          6.2MB

        • memory/2328-43-0x0000000074A40000-0x00000000751F0000-memory.dmp

          Filesize

          7.7MB

        • memory/2328-44-0x0000000007C20000-0x0000000007C2A000-memory.dmp

          Filesize

          40KB

        • memory/2328-45-0x0000000008410000-0x00000000084A6000-memory.dmp

          Filesize

          600KB

        • memory/2328-46-0x0000000007C40000-0x0000000007C51000-memory.dmp

          Filesize

          68KB

        • memory/2328-47-0x0000000007C80000-0x0000000007C8E000-memory.dmp

          Filesize

          56KB

        • memory/2328-48-0x0000000007CA0000-0x0000000007CB4000-memory.dmp

          Filesize

          80KB

        • memory/2328-49-0x0000000007CE0000-0x0000000007CFA000-memory.dmp

          Filesize

          104KB

        • memory/2328-50-0x0000000007CD0000-0x0000000007CD8000-memory.dmp

          Filesize

          32KB

        • memory/2328-53-0x0000000074A40000-0x00000000751F0000-memory.dmp

          Filesize

          7.7MB

        • memory/2328-41-0x0000000007B10000-0x0000000007B2E000-memory.dmp

          Filesize

          120KB

        • memory/2328-42-0x0000000007B30000-0x0000000007BD3000-memory.dmp

          Filesize

          652KB

        • memory/2328-29-0x00000000708E0000-0x000000007092C000-memory.dmp

          Filesize

          304KB

        • memory/2328-28-0x0000000007AD0000-0x0000000007B02000-memory.dmp

          Filesize

          200KB

        • memory/2328-4-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

          Filesize

          4KB

        • memory/2328-5-0x0000000004FC0000-0x0000000004FF6000-memory.dmp

          Filesize

          216KB

        • memory/2328-31-0x0000000070EB0000-0x0000000071204000-memory.dmp

          Filesize

          3.3MB

        • memory/2328-6-0x0000000074A40000-0x00000000751F0000-memory.dmp

          Filesize

          7.7MB

        • memory/2328-8-0x0000000005580000-0x00000000055A2000-memory.dmp

          Filesize

          136KB

        • memory/2328-10-0x0000000074A40000-0x00000000751F0000-memory.dmp

          Filesize

          7.7MB

        • memory/2328-11-0x0000000005D80000-0x0000000005DE6000-memory.dmp

          Filesize

          408KB

        • memory/2328-27-0x0000000007730000-0x000000000774A000-memory.dmp

          Filesize

          104KB

        • memory/2328-9-0x0000000005620000-0x0000000005686000-memory.dmp

          Filesize

          408KB

        • memory/2328-26-0x0000000007D90000-0x000000000840A000-memory.dmp

          Filesize

          6.5MB

        • memory/2328-21-0x0000000005F30000-0x0000000006284000-memory.dmp

          Filesize

          3.3MB

        • memory/2328-22-0x0000000006560000-0x000000000657E000-memory.dmp

          Filesize

          120KB

        • memory/2328-25-0x0000000007690000-0x0000000007706000-memory.dmp

          Filesize

          472KB

        • memory/2328-23-0x00000000065F0000-0x000000000663C000-memory.dmp

          Filesize

          304KB

        • memory/2328-24-0x0000000006AB0000-0x0000000006AF4000-memory.dmp

          Filesize

          272KB

        • memory/2336-161-0x0000000006EC0000-0x0000000006F63000-memory.dmp

          Filesize

          652KB

        • memory/2336-163-0x0000000005A60000-0x0000000005A74000-memory.dmp

          Filesize

          80KB

        • memory/2336-147-0x0000000005590000-0x00000000058E4000-memory.dmp

          Filesize

          3.3MB

        • memory/2336-162-0x00000000071F0000-0x0000000007201000-memory.dmp

          Filesize

          68KB

        • memory/2336-149-0x0000000005CA0000-0x0000000005CEC000-memory.dmp

          Filesize

          304KB

        • memory/2336-150-0x0000000070940000-0x000000007098C000-memory.dmp

          Filesize

          304KB

        • memory/2336-151-0x00000000710E0000-0x0000000071434000-memory.dmp

          Filesize

          3.3MB

        • memory/2772-199-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-205-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-201-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-200-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-198-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-208-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-197-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-207-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-206-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-202-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-204-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/2772-203-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/3076-121-0x0000000070B60000-0x0000000070EB4000-memory.dmp

          Filesize

          3.3MB

        • memory/3076-120-0x00000000709E0000-0x0000000070A2C000-memory.dmp

          Filesize

          304KB

        • memory/4480-99-0x0000000070B60000-0x0000000070EB4000-memory.dmp

          Filesize

          3.3MB

        • memory/4480-96-0x0000000005BA0000-0x0000000005EF4000-memory.dmp

          Filesize

          3.3MB

        • memory/4480-98-0x00000000709E0000-0x0000000070A2C000-memory.dmp

          Filesize

          304KB

        • memory/4624-82-0x00000000072B0000-0x00000000072C1000-memory.dmp

          Filesize

          68KB

        • memory/4624-64-0x0000000005760000-0x0000000005AB4000-memory.dmp

          Filesize

          3.3MB

        • memory/4624-69-0x0000000005CF0000-0x0000000005D3C000-memory.dmp

          Filesize

          304KB

        • memory/4624-70-0x00000000709E0000-0x0000000070A2C000-memory.dmp

          Filesize

          304KB

        • memory/4624-71-0x0000000071180000-0x00000000714D4000-memory.dmp

          Filesize

          3.3MB

        • memory/4624-81-0x0000000006FC0000-0x0000000007063000-memory.dmp

          Filesize

          652KB

        • memory/4624-83-0x0000000007300000-0x0000000007314000-memory.dmp

          Filesize

          80KB