Analysis
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max time kernel
133s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 14:40
Static task
static1
Behavioral task
behavioral1
Sample
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe
Resource
win7-20240729-en
General
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Target
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe
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Size
863KB
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MD5
8639e474dda6bfeffbb5ecb569229f1a
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SHA1
2fd72509a023d23788853ebea737169ae6709908
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SHA256
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32
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SHA512
9ef5cec05f29d464031544fe219e977bf45adc509e2ec665e5548e6dc0d8adfc1cfb834d41be0363834b2631cc245b2c741cc307c375308098befaa9f8b92534
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SSDEEP
12288:uqFKqbdlEmbGq/KVtfLky6vXhcmAv++ii31whOGYgOdc9RsODSBfiuMns:uq0qbkmN/K7o/X2NZiifGYgPrmBfXMs
Malware Config
Extracted
Protocol: smtp- Host:
mail.pgsu.co.id - Port:
587 - Username:
[email protected] - Password:
Vecls16@Vezs
Extracted
agenttesla
Protocol: smtp- Host:
mail.pgsu.co.id - Port:
587 - Username:
[email protected] - Password:
Vecls16@Vezs - 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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Agenttesla family
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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:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exedescription pid Process procid_target PID 2724 set thread context of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 -
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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exefbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exepowershell.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.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 4 IoCs
Processes:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exepowershell.exepid Process 4508 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 4508 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 4568 powershell.exe 4568 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exepowershell.exedescription pid Process Token: SeDebugPrivilege 4508 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe Token: SeDebugPrivilege 4568 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exepid Process 4508 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exedescription pid Process procid_target PID 2724 wrote to memory of 4568 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 94 PID 2724 wrote to memory of 4568 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 94 PID 2724 wrote to memory of 4568 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 94 PID 2724 wrote to memory of 4384 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 96 PID 2724 wrote to memory of 4384 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 96 PID 2724 wrote to memory of 4384 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 96 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98 PID 2724 wrote to memory of 4508 2724 fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe"C:\Users\Admin\AppData\Local\Temp\fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KbvTYlDJ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4568
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KbvTYlDJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEFCE.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4384
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C:\Users\Admin\AppData\Local\Temp\fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe"C:\Users\Admin\AppData\Local\Temp\fbb371689dd50f2281386b95117b3626a44dab27d187e1ce49f3b32299891d32.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4508
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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
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD574cb5f8d7235aa51d731ca702bfcecf8
SHA19384bb0e61a26fcf587ec3b922568bb830d826fe
SHA256f6f2c9806dc1228a05d86dae612e92f9de4eb989c0397f2b8ce08d6801bdb22f
SHA512f2b92c652a4681629562fbfc500902beda7554d8b3edf60f4645e06576dd18e426c02f71706dff88930803048b86c37f9b28a5f517006a419c0592c854fb596b