Analysis
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max time kernel
105s -
max time network
111s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
03-04-2023 02:55
Static task
static1
Behavioral task
behavioral1
Sample
SWIFTMT103-00391MBAP2308101.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
SWIFTMT103-00391MBAP2308101.exe
Resource
win10v2004-20230220-en
General
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Target
SWIFTMT103-00391MBAP2308101.exe
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Size
184KB
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MD5
5c1393c9b7e4283108f4fbb93d375271
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SHA1
9a435b7ebfbcd6603a6f15b18bd8c6c2a421eb1a
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SHA256
d6db2fcf47febfec45cffbe8bb6ff254974492e8785812478407e979dddd5902
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SHA512
c8bc07b63f83f29a4c5baa9b946e1953fb297d559c081b369730ff592b82bb07eae24f907c1e695f2e7684f885b23ae37b284ee28e126985175943f7a688ea37
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SSDEEP
3072:EBd1rYw6nDIy7LJV0wg/LrbYMsJ3wh21VaqeEeTjurIVG3ExjEV5bL2C0gAm6:EBvteISIwg/LrkbwhtqeTnWIVhxjc5b1
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6120421924:AAHfDg3lTzDUW4O1CSc9eyT6zf8UpaOZqyY/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Caspol.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 14 api.ipify.org 15 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SWIFTMT103-00391MBAP2308101.exedescription pid process target process PID 1888 set thread context of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Caspol.exedescription pid process Token: SeDebugPrivilege 4136 Caspol.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Caspol.exepid process 4136 Caspol.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
SWIFTMT103-00391MBAP2308101.exedescription pid process target process PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe PID 1888 wrote to memory of 4136 1888 SWIFTMT103-00391MBAP2308101.exe Caspol.exe -
outlook_office_path 1 IoCs
Processes:
Caspol.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe -
outlook_win_path 1 IoCs
Processes:
Caspol.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SWIFTMT103-00391MBAP2308101.exe"C:\Users\Admin\AppData\Local\Temp\SWIFTMT103-00391MBAP2308101.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1888-133-0x0000022463390000-0x00000224633BC000-memory.dmpFilesize
176KB
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memory/4136-134-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/4136-136-0x0000000005A90000-0x0000000006034000-memory.dmpFilesize
5.6MB
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memory/4136-137-0x0000000005450000-0x0000000005460000-memory.dmpFilesize
64KB
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memory/4136-138-0x00000000053D0000-0x0000000005436000-memory.dmpFilesize
408KB
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memory/4136-139-0x0000000006A70000-0x0000000006B02000-memory.dmpFilesize
584KB
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memory/4136-140-0x0000000006A40000-0x0000000006A4A000-memory.dmpFilesize
40KB
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memory/4136-141-0x0000000006D00000-0x0000000006D50000-memory.dmpFilesize
320KB
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memory/4136-142-0x0000000006F20000-0x00000000070E2000-memory.dmpFilesize
1.8MB
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memory/4136-149-0x0000000006DF0000-0x0000000006E8C000-memory.dmpFilesize
624KB
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memory/4136-150-0x0000000005450000-0x0000000005460000-memory.dmpFilesize
64KB