Analysis
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max time kernel
90s -
max time network
64s -
platform
windows7_x64 -
resource
win7 -
submitted
17/07/2020, 17:25
Static task
static1
Behavioral task
behavioral1
Sample
Facturas pagadas al Ve........bat.exe
Resource
win7
Behavioral task
behavioral2
Sample
Facturas pagadas al Ve........bat.exe
Resource
win10v200430
General
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Target
Facturas pagadas al Ve........bat.exe
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Size
908KB
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MD5
408901a6193714a7eb765852cfb90179
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SHA1
a692f4aefe6c8c00472cf08691d7aa427aca1a34
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SHA256
70c1c70357b6bf9c6ae58213e4c69a6a4d04e2252f60785ca21e9dc5efe0e10f
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SHA512
81540454140ec7f4c1f0b98743de53cb83ba61a309cf1a1c52237397f375d0c89ed802ac40b864d512637bb5918bae0583fe45e5e81ce88838617681b4fe430e
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.imacdeveracruz.com - Port:
587 - Username:
[email protected] - Password:
Nal02ti*
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
resource yara_rule behavioral1/memory/1512-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1512-3-0x000000000044788E-mapping.dmp family_agenttesla behavioral1/memory/1512-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1512-5-0x0000000000400000-0x000000000044C000-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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1124 set thread context of 1512 1124 Facturas pagadas al Ve........bat.exe 24 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1512 Facturas pagadas al Ve........bat.exe 1512 Facturas pagadas al Ve........bat.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1512 Facturas pagadas al Ve........bat.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1512 Facturas pagadas al Ve........bat.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24 PID 1124 wrote to memory of 1512 1124 Facturas pagadas al Ve........bat.exe 24
Processes
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C:\Users\Admin\AppData\Local\Temp\Facturas pagadas al Ve........bat.exe"C:\Users\Admin\AppData\Local\Temp\Facturas pagadas al Ve........bat.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1124 -
C:\Users\Admin\AppData\Local\Temp\Facturas pagadas al Ve........bat.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1512
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