Analysis
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max time kernel
160s -
max time network
183s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-05-2022 22:43
Static task
static1
Behavioral task
behavioral1
Sample
P160999.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
P160999.exe
Resource
win10v2004-20220414-en
General
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Target
P160999.exe
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Size
626KB
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MD5
fd59f29a613cf82bf56b03b066c49a36
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SHA1
7c5310054b246c6a7fd6d3a602201b5d19ffb8bb
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SHA256
fda323de5210f1ec46ee237d0e58558d78d34474ea282bf5dd1ca448c5ad369b
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SHA512
c13b85ce5d7d0cab137e41197ba9ea29ff60193f1cc7c3b62451085c80caf97158328f5ec2a54eddd1a51c180d1dec709a43e2cbe8658c136cf2e26fd2d21b24
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.epaindemgroup.com - Port:
587 - Username:
[email protected] - Password:
}bf9e+EW5s$k
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2752-136-0x0000000000400000-0x000000000044C000-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:
P160999.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 P160999.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 P160999.exe Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 P160999.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
P160999.exedescription pid process target process PID 3588 set thread context of 2752 3588 P160999.exe P160999.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
P160999.exeP160999.exepid process 3588 P160999.exe 3588 P160999.exe 2752 P160999.exe 2752 P160999.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
P160999.exeP160999.exedescription pid process Token: SeDebugPrivilege 3588 P160999.exe Token: SeDebugPrivilege 2752 P160999.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
P160999.exepid process 2752 P160999.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
P160999.exedescription pid process target process PID 3588 wrote to memory of 4360 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 4360 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 4360 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe PID 3588 wrote to memory of 2752 3588 P160999.exe P160999.exe -
outlook_office_path 1 IoCs
Processes:
P160999.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 P160999.exe -
outlook_win_path 1 IoCs
Processes:
P160999.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 P160999.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\P160999.exe"C:\Users\Admin\AppData\Local\Temp\P160999.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\P160999.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\P160999.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P160999.exe.logFilesize
507B
MD576ffb2f33cb32ade8fc862a67599e9d8
SHA1920cc4ab75b36d2f9f6e979b74db568973c49130
SHA256f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310
SHA512f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e
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memory/2752-135-0x0000000000000000-mapping.dmp
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memory/2752-136-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2752-138-0x0000000005CC0000-0x0000000005D26000-memory.dmpFilesize
408KB
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memory/2752-139-0x0000000006260000-0x000000000626A000-memory.dmpFilesize
40KB
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memory/3588-130-0x0000000000B60000-0x0000000000C02000-memory.dmpFilesize
648KB
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memory/3588-131-0x0000000005C40000-0x00000000061E4000-memory.dmpFilesize
5.6MB
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memory/3588-132-0x00000000055B0000-0x0000000005642000-memory.dmpFilesize
584KB
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memory/3588-133-0x0000000006380000-0x000000000641C000-memory.dmpFilesize
624KB
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memory/4360-134-0x0000000000000000-mapping.dmp