Analysis
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max time kernel
134s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-10-2024 15:37
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe
Resource
win10v2004-20241007-en
General
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Target
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe
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Size
857KB
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MD5
3bc8fe52f28307cf921da1f1bdc448fb
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SHA1
0a213e9c8ace169379f108ccba01793ddcdc07f0
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SHA256
c7ffefaa549c25376e488ab4c7a41a09493bb962f68658e39a49ac7cb21dacdd
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SHA512
660d600323d9cfacbbca1f897d66e517693d10a316edc59e95ed02532a46dde7d7d0af0dbc9b750e3ee70bc0cf1b74fbc7fd7bcb2a257ea5d22c704b212353e3
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SSDEEP
24576:deq38JBG088vRAwGdZHczQh3Xq6iLlCFEY:2XG78ijFXq6iLsKY
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.fibraunollc.top - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@@ - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2980 powershell.exe 3940 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 30 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription pid process target process PID 220 set thread context of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
schtasks.exeSecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exeSecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exepowershell.exepowershell.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
powershell.exepowershell.exeSecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exepid process 2980 powershell.exe 3940 powershell.exe 844 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe 2980 powershell.exe 3940 powershell.exe 844 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeSecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription pid process Token: SeDebugPrivilege 2980 powershell.exe Token: SeDebugPrivilege 3940 powershell.exe Token: SeDebugPrivilege 844 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription pid process target process PID 220 wrote to memory of 2980 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe powershell.exe PID 220 wrote to memory of 2980 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe powershell.exe PID 220 wrote to memory of 2980 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe powershell.exe PID 220 wrote to memory of 3940 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe powershell.exe PID 220 wrote to memory of 3940 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe powershell.exe PID 220 wrote to memory of 3940 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe powershell.exe PID 220 wrote to memory of 3012 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe schtasks.exe PID 220 wrote to memory of 3012 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe schtasks.exe PID 220 wrote to memory of 3012 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe schtasks.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe PID 220 wrote to memory of 844 220 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
outlook_office_path 1 IoCs
Processes:
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe -
outlook_win_path 1 IoCs
Processes:
SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EUjCRllSu.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3940 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EUjCRllSu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB24.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3012 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.26809.8980.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:844
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD539d99ab0f9e9739ad42eeb3e46f89951
SHA1c7332db91d10fc9db70f5273beca099f4a807b36
SHA25645577c331fb8ac8142a08acf5a79ede41bd09c18fcc3d32daf58743802fefced
SHA512cd4f3038a2a4a9628f941b0b29f27c918c7a8ca673167e8a6ae92b0f48c0e2ae028002a1bcb1cd777e72cb99cea1644cd4fe210b6f7e925d0ef35b15450f6d01
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5185f9ee5cea7af2f65efc361f3b5e05f
SHA1397b5d23017d940918cff0f630cd4aabe71dfc0d
SHA256a8eea3900803c89eca21f91a4088a737041d748cad0f3c24a00fe3abdf21c3c6
SHA512a0bbb9d6015bf7c44a533640ba06e4f0f17da8b50d92ffb1222a242453376dac43d7fc3a6b31a7db0dd1583f5f38a9bc855f03f1dad3c23dc3f0fc9944f70ac8