Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
10-06-2024 23:15
General
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Target
6eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111.exe
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Size
4.2MB
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MD5
ccb06d2aa784b092bc872d8b64554f5f
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SHA1
50c02f225f09fb1d5bf43bd616dc4b2c692bba78
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SHA256
6eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111
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SHA512
f90076bf1517c27d58bdf86469d41967f3f064aeb9446e73fa0c2b40ce0facdb539acf87b07416f3c5b91ffe8c258faaac7bec4925dc10ef22226587ceb360bc
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SSDEEP
98304:us/nrJvdb2aRq+PiuJq0CxRbZcjVqe1cESK835dVpUISU:tnd1b2aQsJvCxRtct1cbKGmIJ
Malware Config
Signatures
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Glupteba
Glupteba is a modular loader written in Golang with various components.
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Glupteba payload 19 IoCs
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Detects Windows executables referencing non-Windows User-Agents 17 IoCs
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Detects executables Discord URL observed in first stage droppers 17 IoCs
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Detects executables containing URLs to raw contents of a Github gist 17 IoCs
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Detects executables containing artifacts associated with disabling Widnows Defender 17 IoCs
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Detects executables referencing many varying, potentially fake Windows User-Agents 17 IoCs
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Modifies Windows Firewall 2 TTPs 1 IoCs
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Executes dropped EXE 2 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
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Drops file in System32 directory 7 IoCs
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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.
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Drops file in Windows directory 2 IoCs
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Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs
Using powershell.exe command.
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 64 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 10 IoCs
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Suspicious use of WriteProcessMemory 30 IoCs
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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
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C:\Users\Admin\AppData\Local\Temp\6eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111.exe"C:\Users\Admin\AppData\Local\Temp\6eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\6eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111.exe"C:\Users\Admin\AppData\Local\Temp\6eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exeC:\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
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C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
19KB
MD51f11e458f619202697e6c2ad434f6b36
SHA152a428ec02ae77cd8a896cb4799d426005d253e8
SHA256466edda06574837759df40c5cd63752857b41c2b34fe2d0666fa62fb457ceeb6
SHA5128c64d76d6dfcac258c14bb0623344f6e2d1d4656baaa1384aa88b8c989384d9d961f0b478db4bc4714673a74a9cab0bdc78e685b222967235c210c0ef8946bbf
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Filesize
19KB
MD5c6c5f0b2e984c912fcf2f3bf68c4957a
SHA1d10bdabe75b8dae97d570fc829b19f64c1b281f6
SHA256baa25e5382e47b67cf0bf5135c3356d7c7e08a08a3126ccae35b80fa5915a0f3
SHA512c977039e9028bdbcd2b50fddb43d781f3a85868fdd6a380ec0d5d245ce271df43c3f0ba1e9d99d9923ecfc3b96027f7eb7ea474c6a4aad1371e36c5a0a5e19c8
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Filesize
19KB
MD5329aa5187e2eb0a4bf07e75c38620405
SHA15de481e11ee9e645622ad5d4a5b63f25d4bd9055
SHA2565283fb1d66382b4b65a84081ad3dc43480f52985847b180eff6e41ddca7c4122
SHA512ac044eccf28fcf82fb8f540dea9e8944a788eabceea461566a2683f504f0d264ecee8c33fc0342aa9d45455e453ab27f0c244ecb6f1cdbb5403eb6b2f2b5a8f3
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Filesize
19KB
MD554285b1eb7338eed55097102c5557fa7
SHA14baf777800b179a67b847d45b2f585cd3717fc22
SHA2568f80f0e062e850f53f7cb1c0acb6fd78dec57cc2f51a45a2dc7cf535e8aedaaa
SHA5120380c69be2382f644376c0cec06344ee37c5b76dac41f86fb438ea72ae06c25a45bc6cb0de85a762d578651cf1bedd59a750b022258e96c2bd1f044109dc2962
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Filesize
19KB
MD56252de5810793a878eba2f5649437fcb
SHA12437c2af76c6898fdd752cefed3d57b4955e1edb
SHA2563e2ff81ab1814e66dcb1b5764f9ba02bb52e84f442e974e63958af1383825f67
SHA5128c27b365bfa8270375f2ee7fb7f1823174cc97c7ad34e3630b268f16b75e6b1a1a5fa5c2f83b35f1dc6435e8f092922568429613aa3e7349bb5e1c534cb9a562
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Filesize
4.2MB
MD5ccb06d2aa784b092bc872d8b64554f5f
SHA150c02f225f09fb1d5bf43bd616dc4b2c692bba78
SHA2566eb2918ecb6a8acb5f8bbf26dcaa7fd3a3e9cf7b95b8f14d7329336a9e1b0111
SHA512f90076bf1517c27d58bdf86469d41967f3f064aeb9446e73fa0c2b40ce0facdb539acf87b07416f3c5b91ffe8c258faaac7bec4925dc10ef22226587ceb360bc
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Filesize
4.0MB
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Filesize
9.1MB
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Filesize
9.1MB
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Filesize
8.9MB
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Filesize
10.8MB
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Filesize
8.9MB
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Filesize
4.0MB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
3.3MB
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Filesize
3.3MB
-
Filesize
472KB
-
Filesize
200KB
-
Filesize
120KB
-
Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
652KB
-
Filesize
40KB
-
Filesize
600KB
-
Filesize
68KB
-
Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
32KB
-
Filesize
7.7MB
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Filesize
304KB
-
Filesize
4KB
-
Filesize
6.2MB
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Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
136KB
-
Filesize
104KB
-
Filesize
6.5MB
-
Filesize
216KB
-
Filesize
272KB
-
Filesize
304KB
-
Filesize
408KB
-
Filesize
408KB
-
Filesize
120KB
-
Filesize
3.3MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
10.8MB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
3.3MB
-
Filesize
68KB
-
Filesize
652KB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
80KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
80KB
-
Filesize
68KB
-
Filesize
652KB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
10.8MB
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Filesize
4.0MB