Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-09-2024 02:02
Static task
static1
Behavioral task
behavioral1
Sample
f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe
Resource
win10v2004-20240802-en
General
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Target
f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe
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Size
1.0MB
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MD5
0362b41458cd2b19f542e3f3f040c547
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SHA1
210e4b23a4ceba122fb66f6c0ed92a534c852b57
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SHA256
f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117
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SHA512
a3f0085b8d5ec44dfd34f9d9372d422a719174d50b6bc579da57ad034336d67f917035cad1e4a0f9111837e54fab637546f07d0070e4131599cc507bb70f6ba2
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SSDEEP
24576:kTt1c89pBkpIjnQ0Pxthfv69Ay53xc6xoK4Lc/bLwbA6F36K:kKowpIpCOy53+LFM69
Malware Config
Extracted
Protocol: smtp- Host:
mail.yildiztepeenerji.com.tr - Port:
587 - Username:
[email protected] - Password:
na1tyYbc3
Extracted
agenttesla
Protocol: smtp- Host:
mail.yildiztepeenerji.com.tr - Port:
587 - Username:
[email protected] - Password:
na1tyYbc3 - 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.
pid Process 4504 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe" f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3916 set thread context of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 -
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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 5048 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 5048 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 4504 powershell.exe 4504 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe Token: SeDebugPrivilege 5048 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe Token: SeDebugPrivilege 4504 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5048 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3916 wrote to memory of 4504 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 87 PID 3916 wrote to memory of 4504 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 87 PID 3916 wrote to memory of 4504 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 87 PID 3916 wrote to memory of 428 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 89 PID 3916 wrote to memory of 428 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 89 PID 3916 wrote to memory of 428 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 89 PID 3916 wrote to memory of 4908 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 90 PID 3916 wrote to memory of 4908 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 90 PID 3916 wrote to memory of 4908 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 90 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91 PID 3916 wrote to memory of 5048 3916 f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3916 -
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\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4504
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C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"2⤵PID:428
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C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"2⤵PID:4908
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C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"C:\Users\Admin\AppData\Local\Temp\f3dd8124dc20b5dbe2afde3eaa092c05e1eb0fae8fe16aaacfa9e0d5213f4117.exe"2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:5048
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82