Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
19-05-2024 01:15
General
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Target
acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140.exe
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Size
4.1MB
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MD5
5e6e88e6229170d173cf47fcf6e9a790
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SHA1
29bb92ebf3f571adcca130328b3a6747e6d2b2c2
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SHA256
acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140
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SHA512
d87a44287d1d90a42b4926217deb19398b2eb4d85cd5dc3b1b799ccbf1f9fa261d542ea5c9f6345b04b8a1d1a18b9b2a0243e212ebdb25bf9224c3791c4028f1
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SSDEEP
49152:9KSHQE6bCrQt9J2m6qYk0f+BzgqdGFArOOO8EeNSlBbqHPgo81vjAIlxiZQJw/:91wCr5kG+hEArjFEeNSldQg15xmh/
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\acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140.exe"C:\Users\Admin\AppData\Local\Temp\acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140.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\acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140.exe"C:\Users\Admin\AppData\Local\Temp\acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140.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
MD59a0bc9ab792bc938a1395242e732e0da
SHA1d458540f372de61db2f82c93b356b34a66bfd0e7
SHA256e144cc57d3e2fb1dae7bd615beb9b85ae2fd098c49ebb8f850b0da4cd41c24c6
SHA512dfb9e8065cea10dfdf8b90f1217acb6370c782338f2bd285a777a68a69f596c477575c0a1c68ad1e26bdb4b2634ca8c4a23020aea6c82f936f95c5b3981b24c8
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Filesize
19KB
MD55c13e4aaf8bf9fa61201e8e2a9247de5
SHA1356a06b48cceca6dc7e7b2be1b1634a144a2fe3d
SHA256ef410ac06c8b3f431e0392c4832bc63660317cb26be62cfb439bc7ae4faacb5e
SHA512c0881f108481e28a3aeef65451db563846c6cf38784ff3e904afc9470291303a06cb76be24ab72c6444a38d73096bf3c8628d184b6de2906ddbc1b6aeb5a5751
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Filesize
19KB
MD5ef50c97689b27b50fa7ccd6fdf043553
SHA10d7fb5038fe2b007124139f642a037c6fb33bc95
SHA256b313fa58674304570fb0b470d1c1921e5088721f91b06fd017f9ae63bb99e7fa
SHA5126b96e21e84227b2887be7c21ba913f4c75cac9006fd5bdf239f7135195b94b816fd1e5c0aeb05b9278733eddf9f9faa04004267d0c845888c71097e1e1edba07
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Filesize
19KB
MD5c2f8933961ab4f613262d09dd45f1c06
SHA13252a954a8ba03df37e546544edd126b70dd1bc0
SHA2568a9e6a26633b79e5f8f87b3ef77104377e844f9cceb0553daad21494f69e706c
SHA5127f29b9a2b8767357bd794b9c8393bfd15dbb8cf0d5ff5b775a4b7cda02104ceb68600cfcd70e2bf61b6d00697301e5ec33311c596ce69acd0f357d37655b1744
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Filesize
19KB
MD58716fa2ad3c53421cacf57c29ae33ad5
SHA1e0d9e7983f50ec4569fe8bd46827805c1a021017
SHA25687b9017572dcf0e2e50bdc5d1a1e087b93ae19867b00f1da59d4feed5dd0f031
SHA512c1d2637bfa70179544d335945f39775ba7fcc10c19208cc457cb1b64ae9240f6a01bc75bb9b918d95d1d9e643c79db2a797745b8ec30bcb0fabc2d75acc09d1e
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Filesize
4.1MB
MD55e6e88e6229170d173cf47fcf6e9a790
SHA129bb92ebf3f571adcca130328b3a6747e6d2b2c2
SHA256acd4bc93214ae8e9ef722c8e9943186907f5b66e734e8c914ac9be9e45f4c140
SHA512d87a44287d1d90a42b4926217deb19398b2eb4d85cd5dc3b1b799ccbf1f9fa261d542ea5c9f6345b04b8a1d1a18b9b2a0243e212ebdb25bf9224c3791c4028f1
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Filesize
39.0MB
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Filesize
3.3MB
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Filesize
304KB
-
Filesize
3.3MB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
3.3MB
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Filesize
304KB
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Filesize
3.3MB
-
Filesize
9.1MB
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Filesize
39.0MB
-
Filesize
8.9MB
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Filesize
9.1MB
-
Filesize
4.0MB
-
Filesize
4.0MB
-
Filesize
8.9MB
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Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
39.0MB
-
Filesize
68KB
-
Filesize
3.3MB
-
Filesize
80KB
-
Filesize
652KB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
304KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
3.3MB
-
Filesize
600KB
-
Filesize
200KB
-
Filesize
4KB
-
Filesize
40KB
-
Filesize
7.7MB
-
Filesize
652KB
-
Filesize
7.7MB
-
Filesize
120KB
-
Filesize
56KB
-
Filesize
3.3MB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
32KB
-
Filesize
7.7MB
-
Filesize
304KB
-
Filesize
216KB
-
Filesize
6.2MB
-
Filesize
68KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
6.5MB
-
Filesize
104KB
-
Filesize
472KB
-
Filesize
272KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
3.3MB
-
Filesize
408KB
-
Filesize
408KB
-
Filesize
136KB
-
Filesize
68KB
-
Filesize
652KB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
80KB