Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/03/2025, 06:22

General

  • Target

    2025-03-17_14d96020f09e260cd4ef90c61809fef6_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch.exe

  • Size

    9.1MB

  • MD5

    14d96020f09e260cd4ef90c61809fef6

  • SHA1

    7e25ab882091ab9846ee77f4f2f4bf2a937c811e

  • SHA256

    efbfc23a80634c5abcc19f9314d0afa14213e53ed909bec5aef45de667845e06

  • SHA512

    7f9741f85a8cae2d6ef7cd27c2d96d671ac27be4d90505ed253196eac4d74f4f7aea840372b94662ef49d117148e91556d3c9bb7ef301e11d7793344d4a3ec7d

  • SSDEEP

    98304:GHxMZDJ1TRpxYVX9u2IazANfKhZytTD5iqU:sxEvYjVzANyhwN

Malware Config

Signatures

  • Glupteba

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

  • Glupteba family
  • Glupteba payload 1 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 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\2025-03-17_14d96020f09e260cd4ef90c61809fef6_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-17_14d96020f09e260cd4ef90c61809fef6_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5772
    • 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:2044
    • C:\Users\Admin\AppData\Local\Temp\2025-03-17_14d96020f09e260cd4ef90c61809fef6_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch.exe
      "C:\Users\Admin\AppData\Local\Temp\2025-03-17_14d96020f09e260cd4ef90c61809fef6_cobalt-strike_frostygoop_gcleaner_poet-rat_sliver_snatch.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:2404
      • 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:4028
      • 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:4940
        • 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:3112
      • 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:1376
      • 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:1848
      • 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:3220
        • 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:2504
        • 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:1176
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:2664
          • 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:1568
          • 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:5852
          • 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:5100
          • 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:3104

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x1dp5cjd.wu2.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

      5ee8d1c5d0120b80b32ca9e39fda6de1

      SHA1

      f3f4e8c9bd7bc35001096eb1a228552175891034

      SHA256

      4e6f624b4481745258d5926d68a4609c7deb30c8a385828f17fd1fc873689a5a

      SHA512

      eac9a8f6f0df4d08535201b58e8ba2adaa07014659aec039888efaa4d52ca5367675d3a3989964f66c8f8b1273670ff4c845891135e5e596d126a3cc1691afb9

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

      Filesize

      19KB

      MD5

      089cf8287e3c13d31b43947ab39a5818

      SHA1

      cb3e122e10e30d787e3e64a5ee3efe31332050ac

      SHA256

      96070a9538c975046e07beea2021dc47beed6a3567c66e7a300cfca5a4918d69

      SHA512

      0fcdb5c31713419d88e9d40c77d7a59b6f52e387da3bad2f683b295a5a1a03b37e71a9a5f6311e38f0d5b123362fb035d2b624113912564bec5ee4f457f3cf1d

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

      Filesize

      19KB

      MD5

      66c4ee16c8cfc22c6544e77639d81f9b

      SHA1

      3767befbd3c4088d829b522b07445fba585dc1d7

      SHA256

      893a4d0bd2e22b847d661d7016e45b99266470aa3f33bfea000b9257c52601e6

      SHA512

      63aeb2ee6d901fc0094898eb2ec2958a1498d922c8393cafe5d024f1b5ed46e9fc65e9c1a0b52ebfb310b54420b72ac21d8bfc3aaab0ae0233fdf904752206b9

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

      Filesize

      19KB

      MD5

      658984fae241e928577b5c67b5cd4da8

      SHA1

      4bdca626749465aef24d45a97f6260a23b1529b1

      SHA256

      0ec4f54387d3c601977e64961f72e6839598cb513f7a28bcdfa6f74e3ae0ac61

      SHA512

      db11ff7c0f8c886aa31917bf439a5887a9b26806a7db9bd5469ce56084a9eecea143c9945074a08a39e11653c1f9afa831c8590066c19f45872045872bd4729d

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

      Filesize

      19KB

      MD5

      4ee83def2dfaeb17cd8fd66ec83b818c

      SHA1

      494282ec4361e7d826c09f26149e6cd3e9ae81ca

      SHA256

      521f6b29866738004815802be4b79ba64e061e1727210aff664c24e08f04b953

      SHA512

      bc76acabe9eb511482b4419f1ebde35368ce8f7635fb01f7417d64709ab1269d9caa3588c7af38aff8f08da59f2987a0963f555fd824b9291f099c2be0b6a531

    • C:\Windows\rss\csrss.exe

      Filesize

      9.1MB

      MD5

      14d96020f09e260cd4ef90c61809fef6

      SHA1

      7e25ab882091ab9846ee77f4f2f4bf2a937c811e

      SHA256

      efbfc23a80634c5abcc19f9314d0afa14213e53ed909bec5aef45de667845e06

      SHA512

      7f9741f85a8cae2d6ef7cd27c2d96d671ac27be4d90505ed253196eac4d74f4f7aea840372b94662ef49d117148e91556d3c9bb7ef301e11d7793344d4a3ec7d

    • memory/1376-89-0x0000000071560000-0x00000000718B4000-memory.dmp

      Filesize

      3.3MB

    • memory/1376-88-0x0000000070DC0000-0x0000000070E0C000-memory.dmp

      Filesize

      304KB

    • memory/1568-166-0x0000000070C40000-0x0000000070C8C000-memory.dmp

      Filesize

      304KB

    • memory/1568-165-0x00000000067A0000-0x00000000067EC000-memory.dmp

      Filesize

      304KB

    • memory/1568-167-0x00000000713F0000-0x0000000071744000-memory.dmp

      Filesize

      3.3MB

    • memory/1568-177-0x00000000079B0000-0x0000000007A53000-memory.dmp

      Filesize

      652KB

    • memory/1568-178-0x0000000007D10000-0x0000000007D21000-memory.dmp

      Filesize

      68KB

    • memory/1568-179-0x00000000064F0000-0x0000000006504000-memory.dmp

      Filesize

      80KB

    • memory/1568-163-0x0000000006060000-0x00000000063B4000-memory.dmp

      Filesize

      3.3MB

    • memory/1848-109-0x0000000005890000-0x0000000005BE4000-memory.dmp

      Filesize

      3.3MB

    • memory/1848-111-0x0000000070DC0000-0x0000000070E0C000-memory.dmp

      Filesize

      304KB

    • memory/1848-112-0x0000000070F60000-0x00000000712B4000-memory.dmp

      Filesize

      3.3MB

    • memory/2044-20-0x0000000006090000-0x00000000060D4000-memory.dmp

      Filesize

      272KB

    • memory/2044-26-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-40-0x00000000071C0000-0x00000000071CA000-memory.dmp

      Filesize

      40KB

    • memory/2044-41-0x0000000007280000-0x0000000007316000-memory.dmp

      Filesize

      600KB

    • memory/2044-42-0x00000000071E0000-0x00000000071F1000-memory.dmp

      Filesize

      68KB

    • memory/2044-43-0x0000000007220000-0x000000000722E000-memory.dmp

      Filesize

      56KB

    • memory/2044-44-0x0000000007230000-0x0000000007244000-memory.dmp

      Filesize

      80KB

    • memory/2044-45-0x0000000007320000-0x000000000733A000-memory.dmp

      Filesize

      104KB

    • memory/2044-46-0x0000000007260000-0x0000000007268000-memory.dmp

      Filesize

      32KB

    • memory/2044-49-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-38-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-37-0x0000000007090000-0x00000000070AE000-memory.dmp

      Filesize

      120KB

    • memory/2044-27-0x0000000071A70000-0x0000000071DC4000-memory.dmp

      Filesize

      3.3MB

    • memory/2044-24-0x0000000007050000-0x0000000007082000-memory.dmp

      Filesize

      200KB

    • memory/2044-25-0x0000000070CC0000-0x0000000070D0C000-memory.dmp

      Filesize

      304KB

    • memory/2044-39-0x00000000070B0000-0x0000000007153000-memory.dmp

      Filesize

      652KB

    • memory/2044-23-0x0000000006E90000-0x0000000006EAA000-memory.dmp

      Filesize

      104KB

    • memory/2044-22-0x00000000074F0000-0x0000000007B6A000-memory.dmp

      Filesize

      6.5MB

    • memory/2044-21-0x0000000006DF0000-0x0000000006E66000-memory.dmp

      Filesize

      472KB

    • memory/2044-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

      Filesize

      4KB

    • memory/2044-19-0x0000000005B70000-0x0000000005BBC000-memory.dmp

      Filesize

      304KB

    • memory/2044-18-0x0000000005AD0000-0x0000000005AEE000-memory.dmp

      Filesize

      120KB

    • memory/2044-13-0x00000000053D0000-0x0000000005724000-memory.dmp

      Filesize

      3.3MB

    • memory/2044-7-0x0000000004D20000-0x0000000004D86000-memory.dmp

      Filesize

      408KB

    • memory/2044-6-0x0000000004CB0000-0x0000000004D16000-memory.dmp

      Filesize

      408KB

    • memory/2044-5-0x0000000004B10000-0x0000000004B32000-memory.dmp

      Filesize

      136KB

    • memory/2044-4-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-2-0x0000000074E20000-0x00000000755D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2044-3-0x0000000004DA0000-0x00000000053C8000-memory.dmp

      Filesize

      6.2MB

    • memory/2044-1-0x0000000000910000-0x0000000000946000-memory.dmp

      Filesize

      216KB

    • memory/2504-139-0x0000000070D20000-0x0000000070D6C000-memory.dmp

      Filesize

      304KB

    • memory/2504-150-0x0000000006E90000-0x0000000006F33000-memory.dmp

      Filesize

      652KB

    • memory/2504-151-0x00000000056B0000-0x00000000056C1000-memory.dmp

      Filesize

      68KB

    • memory/2504-152-0x00000000056F0000-0x0000000005704000-memory.dmp

      Filesize

      80KB

    • memory/2504-140-0x0000000070EA0000-0x00000000711F4000-memory.dmp

      Filesize

      3.3MB

    • memory/2504-138-0x0000000005FB0000-0x0000000005FFC000-memory.dmp

      Filesize

      304KB

    • memory/2504-136-0x00000000057D0000-0x0000000005B24000-memory.dmp

      Filesize

      3.3MB

    • memory/4028-72-0x0000000007360000-0x0000000007403000-memory.dmp

      Filesize

      652KB

    • memory/4028-73-0x0000000007690000-0x00000000076A1000-memory.dmp

      Filesize

      68KB

    • memory/4028-74-0x00000000076E0000-0x00000000076F4000-memory.dmp

      Filesize

      80KB

    • memory/4028-62-0x0000000071560000-0x00000000718B4000-memory.dmp

      Filesize

      3.3MB

    • memory/4028-61-0x0000000070DC0000-0x0000000070E0C000-memory.dmp

      Filesize

      304KB

    • memory/4028-60-0x0000000006220000-0x000000000626C000-memory.dmp

      Filesize

      304KB

    • memory/4028-50-0x0000000005AE0000-0x0000000005E34000-memory.dmp

      Filesize

      3.3MB

    • memory/5852-190-0x00000000056F0000-0x0000000005A44000-memory.dmp

      Filesize

      3.3MB

    • memory/5852-192-0x0000000070C40000-0x0000000070C8C000-memory.dmp

      Filesize

      304KB

    • memory/5852-193-0x0000000070DC0000-0x0000000071114000-memory.dmp

      Filesize

      3.3MB