Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
17-06-2024 21:04
Static task
static1
Behavioral task
behavioral1
Sample
2023081922.exe
Resource
win7-20240508-en
General
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Target
2023081922.exe
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Size
1.7MB
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MD5
509a489d3f27595fbdb7702be4b8c7db
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SHA1
82cba1f457e78189386cbdc33502f208806420fb
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SHA256
a5e7ecf8cc93b634528604c72f9b9c754800120a422d1ce400b8aafb2692f6f1
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SHA512
8dd3342fef0737961396ad99f339e5e07f4ef87bae0c1e9ede628d2e7dab9944c55f654471cea2728923b4181a8cafd5a507b779b5aedf8c6711df1f3ff1f82c
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SSDEEP
12288:oFFXX423r9llnsa9awWlMNXJPqNqz+ggKj7eI5Z1kD:oHXZ3Nsa9aTqlga7eK1s
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.pmceg.com - Port:
587 - Username:
[email protected] - Password:
momenmohamed1234@ - 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:
2023081922.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2023081922.exe -
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
2023081922.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions 2023081922.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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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
2023081922.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools 2023081922.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
2023081922.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 2023081922.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 2023081922.exe -
Processes:
2023081922.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2023081922.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 2023081922.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 ip-api.com 4 api.ipify.org 5 api.ipify.org -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
2023081922.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 2023081922.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 2023081922.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
2023081922.exedescription pid process target process PID 1832 set thread context of 2496 1832 2023081922.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 2736 powershell.exe 2496 AddInProcess32.exe 2496 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
2023081922.exepowershell.exeAddInProcess32.exedescription pid process Token: SeDebugPrivilege 1832 2023081922.exe Token: SeDebugPrivilege 2736 powershell.exe Token: SeDebugPrivilege 2496 AddInProcess32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
AddInProcess32.exepid process 2496 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
2023081922.exedescription pid process target process PID 1832 wrote to memory of 2736 1832 2023081922.exe powershell.exe PID 1832 wrote to memory of 2736 1832 2023081922.exe powershell.exe PID 1832 wrote to memory of 2736 1832 2023081922.exe powershell.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2496 1832 2023081922.exe AddInProcess32.exe PID 1832 wrote to memory of 2472 1832 2023081922.exe WerFault.exe PID 1832 wrote to memory of 2472 1832 2023081922.exe WerFault.exe PID 1832 wrote to memory of 2472 1832 2023081922.exe WerFault.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
2023081922.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2023081922.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2023081922.exe"C:\Users\Admin\AppData\Local\Temp\2023081922.exe"1⤵
- UAC bypass
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1832 -
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\2023081922.exe" -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2736 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2496 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1832 -s 9242⤵PID:2472
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Virtualization/Sandbox Evasion
2