Analysis
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max time kernel
142s -
max time network
23s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
09-07-2020 12:17
Static task
static1
Behavioral task
behavioral1
Sample
Detalles del banco.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
Detalles del banco.exe
Resource
win10
General
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Target
Detalles del banco.exe
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Size
610KB
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MD5
8ee663b59c093fa22f1253acc679ec41
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SHA1
e151bc43031a0ebe8c3c90a77bfa7a4d47b71c7e
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SHA256
f9bd72771da7917018cfca8a80bb7dad2e8e029aedcd8851c320256243c5e9db
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SHA512
b5c0fdd43dcbff73b77d8690b6021a0f1c708299b43915b708f41d8338a4463da2043f936a76c60d04b5f9e13bc79f0338fc0b6a0e1e8ad12d4efb922ed48fab
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
webmail.recuperacionesbahia.es - Port:
587 - Username:
[email protected] - Password:
BAHIA123PUERTO
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1836-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1836-5-0x000000000044753E-mapping.dmp family_agenttesla behavioral1/memory/1836-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1836-8-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
Processes:
InstallUtil.exepid process 1836 InstallUtil.exe -
Loads dropped DLL 1 IoCs
Processes:
Detalles del banco.exepid process 828 Detalles del banco.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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
Detalles del banco.exedescription pid process target process PID 828 set thread context of 1836 828 Detalles del banco.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Detalles del banco.exeInstallUtil.exepid process 828 Detalles del banco.exe 828 Detalles del banco.exe 828 Detalles del banco.exe 1836 InstallUtil.exe 1836 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Detalles del banco.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 828 Detalles del banco.exe Token: SeDebugPrivilege 1836 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
Detalles del banco.exedescription pid process target process PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe PID 828 wrote to memory of 1836 828 Detalles del banco.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Detalles del banco.exe"C:\Users\Admin\AppData\Local\Temp\Detalles del banco.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1836
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e