Analysis
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max time kernel
128s -
max time network
135s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
25-10-2021 10:33
Static task
static1
Behavioral task
behavioral1
Sample
ConsoleApp15.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
ConsoleApp15.exe
Resource
win10-en-20210920
General
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Target
ConsoleApp15.exe
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Size
140KB
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MD5
9c8282590f9bc40955ca14389309fe86
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SHA1
078e9d1dfbad7293f96040454778134a2d124e4a
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SHA256
2da74da0966fc748461e65e8e46d49f6fba1c50b3a7473df905205eec1fad3b9
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SHA512
91aaf688307b946eab0b07564caf07fb197101eacc64000e33c3346a977a2cfb8fbad9049f7fc21ddcd4e90ac6bafde2e1111749c89be19c5ab0503037b244c6
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sinyar.com - Port:
587 - Username:
[email protected] - Password:
Sin@254#Sa2
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/3276-123-0x000000000043760E-mapping.dmp family_agenttesla behavioral2/memory/3276-122-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
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 2 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:
ConsoleApp15.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ConsoleApp15.exe Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ConsoleApp15.exe Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ConsoleApp15.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ConsoleApp15.exedescription pid process target process PID 3688 set thread context of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ConsoleApp15.exeConsoleApp15.exepid process 3688 ConsoleApp15.exe 3688 ConsoleApp15.exe 3276 ConsoleApp15.exe 3276 ConsoleApp15.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ConsoleApp15.exeConsoleApp15.exedescription pid process Token: SeDebugPrivilege 3688 ConsoleApp15.exe Token: SeDebugPrivilege 3276 ConsoleApp15.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
ConsoleApp15.exedescription pid process target process PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe PID 3688 wrote to memory of 3276 3688 ConsoleApp15.exe ConsoleApp15.exe -
outlook_office_path 1 IoCs
Processes:
ConsoleApp15.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ConsoleApp15.exe -
outlook_win_path 1 IoCs
Processes:
ConsoleApp15.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ConsoleApp15.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ConsoleApp15.exe"C:\Users\Admin\AppData\Local\Temp\ConsoleApp15.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Users\Admin\AppData\Local\Temp\ConsoleApp15.exeC:\Users\Admin\AppData\Local\Temp\ConsoleApp15.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3276
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
daa436d058b25bdde9e2d6fe53c6ccf6
SHA13fc5d1eab28db05865915d8f6d9ecf85d9cc1d9e
SHA256afb0ed8659b214fe4251a87a1c0a362c123363497fbd50737c1ae36a9376c4cd
SHA51284f13582070ae4a3a9bb5e4b29620e659c258ab282e43e9bfa50528c08aae875d8c33cf3647fbb1253102af39b89f3b97f316e62f544355cc9c379e04fba960a