Analysis
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max time kernel
117s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-10-2024 01:28
Static task
static1
Behavioral task
behavioral1
Sample
3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe
Resource
win7-20240903-en
General
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Target
3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe
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Size
823KB
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MD5
2821589513c6dad441459f93bf319e63
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SHA1
0830bda9d8c4324dadef074ab53dd388f8f68d06
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SHA256
3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0
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SHA512
6c2a37638e489c26c35d6cd65aa9a178ee34d69d6f36cea13040a4d8970eb8e644e6c4edbc54e7ce733aafe78aa11a3dc5a3eeba50c56073f128c6dbe8aa09a9
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SSDEEP
12288:J6PpN6C39UD4981ekRIvwWzrfbGUEb67yTDaWJwkl6ZzSrhVROTKmEPpBkR:DCv9oe8WfTVE4yKmwizkEPm
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.libreriagandhi.cl - Port:
21 - Username:
[email protected] - Password:
$yxZKP=c)$k#
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2580 powershell.exe 2004 powershell.exe -
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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1152 set thread context of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1716 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1500 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 1500 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 2004 powershell.exe 2580 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1500 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe Token: SeDebugPrivilege 2004 powershell.exe Token: SeDebugPrivilege 2580 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1152 wrote to memory of 2580 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 31 PID 1152 wrote to memory of 2580 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 31 PID 1152 wrote to memory of 2580 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 31 PID 1152 wrote to memory of 2580 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 31 PID 1152 wrote to memory of 2004 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 33 PID 1152 wrote to memory of 2004 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 33 PID 1152 wrote to memory of 2004 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 33 PID 1152 wrote to memory of 2004 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 33 PID 1152 wrote to memory of 1716 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 35 PID 1152 wrote to memory of 1716 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 35 PID 1152 wrote to memory of 1716 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 35 PID 1152 wrote to memory of 1716 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 35 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37 PID 1152 wrote to memory of 1500 1152 3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe"C:\Users\Admin\AppData\Local\Temp\3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2580
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wvQCFzzEN.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2004
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wvQCFzzEN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B8D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1716
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C:\Users\Admin\AppData\Local\Temp\3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe"C:\Users\Admin\AppData\Local\Temp\3a0f23dfec606d232d09eb53631b01747e57987e09133fa6efbe3f9394a6e4d0.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5ac89e90a84e73ad0aabc5893407d45d1
SHA1555fc0a397dec316374595ea5291a841ef6ae2ff
SHA256b873d77ea154edfac28aac13301c3a73a726530a21431cb6cab36745ca028782
SHA512d61a10bdb985789043612e1ef66963031dc41b2aa75893f4047ac9ff95cadc990a1c78f1c663b3d9d46bdd56ff068387542605412bb7f7f81938934940eaa769
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD518c04c58d9088e89fd15c43b097aa456
SHA167566d64c58d96d504a80ba317a64af28f51f804
SHA2567b34ce7be2e8ca2b9d80f66523f907980997eadc4f75fcdaccde982820c9c312
SHA5120052b50383fac363803ec0a206bcdbb3daba7be54dbfb49c07549659bfcd16eda4945b5fbcd880cc259f7aef6c4bcc57a5d62faebd00188baaae6055c12c9b27