Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 02:04
Static task
static1
Behavioral task
behavioral1
Sample
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe
Resource
win10v2004-20240508-en
General
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Target
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe
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Size
583KB
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MD5
585b341e172782d1d1e6306114802b2c
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SHA1
d63d3f3919beac3a6988cf6fbc1bb40432afeec9
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SHA256
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc
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SHA512
5b84870d98bf66e7171695b9dd55eedef29da4b4a40d8aff3417c7f191c73ae76cf06a2de53963d1972ee5e1003210400b824cd6e4b55fdbb270365004a1b79a
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SSDEEP
12288:wd5VRAsY7C5STjBlnHXsy5ZsC1yg5yMS5KDaPWtZMHTnTN0EgL3gxxF:wdfx5UjnH8ovo+LcnTiA
Malware Config
Extracted
Protocol: smtp- Host:
mail.pakdisco.com - Port:
587 - Username:
[email protected] - Password:
Pakdis123@
Extracted
agenttesla
Protocol: smtp- Host:
mail.pakdisco.com - Port:
587 - Username:
[email protected] - Password:
Pakdis123@ - 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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Processes:
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
AddInProcess32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\IPYlgv = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IPYlgv\\IPYlgv.exe" AddInProcess32.exe -
Processes:
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exedescription pid process target process PID 1712 set thread context of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
powershell.exeAddInProcess32.exepid process 2660 powershell.exe 320 AddInProcess32.exe 320 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeAddInProcess32.exedescription pid process Token: SeDebugPrivilege 2660 powershell.exe Token: SeDebugPrivilege 320 AddInProcess32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
AddInProcess32.exepid process 320 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exedescription pid process target process PID 1712 wrote to memory of 2660 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe powershell.exe PID 1712 wrote to memory of 2660 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe powershell.exe PID 1712 wrote to memory of 2660 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe powershell.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 320 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe AddInProcess32.exe PID 1712 wrote to memory of 2588 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe WerFault.exe PID 1712 wrote to memory of 2588 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe WerFault.exe PID 1712 wrote to memory of 2588 1712 ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe WerFault.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe"C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe"1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1712 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe" -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2660 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:320 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1712 -s 7402⤵PID:2588
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1