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Analysis
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max time kernel
94s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14/01/2025, 01:40
Static task
static1
Behavioral task
behavioral1
Sample
66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe
Resource
win10v2004-20241007-en
General
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Target
66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe
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Size
1.4MB
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MD5
81b6c3bc8ffb62a5301ae6a3fe7298e5
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SHA1
2e4dccda2cacb626fe0fb511a942692ffb949789
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SHA256
66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e
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SHA512
6eeed543341a7430b8104eeeef271cf95cf4897c8d6488c06da6ab6d6118d31f9653998b52105f3af4d98543f7c8fa5a0218bbd993dc0da012396bba33fb908a
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SSDEEP
24576:Z+kwnmSMDo5tW0ak+9BVaFcfv1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:ZBwnZMOaxOSJjLoyEkmZ9Y14
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.exportersglobe.com - Port:
587 - Username:
[email protected] - Password:
MnmPsqBteq4_ - 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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Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.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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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4496 set thread context of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 -
Program crash 1 IoCs
pid pid_target Process procid_target 2880 636 WerFault.exe 99 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 636 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 636 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 636 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 PID 4496 wrote to memory of 636 4496 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe 99 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe"C:\Users\Admin\AppData\Local\Temp\66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Users\Admin\AppData\Local\Temp\66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe"C:\Users\Admin\AppData\Local\Temp\66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 11843⤵
- Program crash
PID:2880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 636 -ip 6361⤵PID:4300
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\66d55aed217ab100b55b3a975cdc89cce644c32f3d27cc202f68b3404b67c53e.exe.log
Filesize1KB
MD5e08f822522c617a40840c62e4b0fb45e
SHA1ae516dca4da5234be6676d3f234c19ec55725be7
SHA256bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
SHA512894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4