Analysis
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max time kernel
132s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 14:05
Static task
static1
Behavioral task
behavioral1
Sample
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe
Resource
win10v2004-20240508-en
General
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Target
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe
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Size
659KB
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MD5
50aad66f83288e9b066b823dc01ccc73
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SHA1
583b4bcdefa93b9b0bafc1d59b353f193bef4e41
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SHA256
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f
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SHA512
c9e0be231d0f5a0a943a185849d95dfd0138f8d8ecde2ed136d9a85967d1550e0fb0f5a861139b934a13e6c7ee267abe2c39aafcbef656912874078a15e91215
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SSDEEP
12288:3lYifTMNfFFA2LkA3vfiFSqlYg2E//e6E1DsvXkW8I11f7R45F:WioFFbkZllJ1//E1DCkW8Iz
Malware Config
Extracted
Protocol: smtp- Host:
mail.saralgumruk.com - Port:
587 - Username:
[email protected] - Password:
Srl--789789_
Extracted
agenttesla
Protocol: smtp- Host:
mail.saralgumruk.com - Port:
587 - Username:
[email protected] - Password:
Srl--789789_ - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe" 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exedescription pid process target process PID 2788 set thread context of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exepowershell.exepid process 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 5060 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 5060 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4284 powershell.exe 4284 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exepowershell.exedescription pid process Token: SeDebugPrivilege 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe Token: SeDebugPrivilege 5060 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe Token: SeDebugPrivilege 4284 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exepid process 5060 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exedescription pid process target process PID 2788 wrote to memory of 4284 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe powershell.exe PID 2788 wrote to memory of 4284 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe powershell.exe PID 2788 wrote to memory of 4284 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe powershell.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe PID 2788 wrote to memory of 5060 2788 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe 4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2788 -
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\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4284
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C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:5060
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82