Analysis
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max time kernel
94s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2024 04:48
Static task
static1
Behavioral task
behavioral1
Sample
PO] G_24370-24396_SI2_S25_8658.exe
Resource
win7-20240903-en
General
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Target
PO] G_24370-24396_SI2_S25_8658.exe
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Size
2.3MB
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MD5
fd1db3d42f8ce22b75ee45b2b2e18075
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SHA1
532f70a54fb672faca5fd8fbf3df4b9e33de13c4
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SHA256
d5e518efcccc11bc6e29f1c5b89279ce4fdab95913ddab884306cc8ad0f8e7a3
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SHA512
1c5bb62f28060c78c633b587a4afeed1ac0c6faead422a94a52463f5a3fb366a5489f2529b829e8d2c2e90859890404be1204bd9a9b2db7c61f46bbfcfd94e7b
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SSDEEP
12288:EMha6lvswwPEr52DxsnECFePAYuH5vqUq/gM7aggZM/c8ZiJwmcYS+:FU62LmDwPQvfq/gMOo/c8ZiDHS+
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
manlikeyou88 - 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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Agenttesla family
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Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" PO] G_24370-24396_SI2_S25_8658.exe -
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths PO] G_24370-24396_SI2_S25_8658.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\PO] G_24370-24396_SI2_S25_8658.exe = "0" PO] G_24370-24396_SI2_S25_8658.exe -
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions PO] G_24370-24396_SI2_S25_8658.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:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools PO] G_24370-24396_SI2_S25_8658.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion PO] G_24370-24396_SI2_S25_8658.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion PO] G_24370-24396_SI2_S25_8658.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation PO] G_24370-24396_SI2_S25_8658.exe -
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions PO] G_24370-24396_SI2_S25_8658.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\PO] G_24370-24396_SI2_S25_8658.exe = "0" PO] G_24370-24396_SI2_S25_8658.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths PO] G_24370-24396_SI2_S25_8658.exe -
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA PO] G_24370-24396_SI2_S25_8658.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" PO] G_24370-24396_SI2_S25_8658.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum PO] G_24370-24396_SI2_S25_8658.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 PO] G_24370-24396_SI2_S25_8658.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription pid Process procid_target PID 2160 set thread context of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 -
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 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
installutil.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language installutil.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
powershell.exeinstallutil.exepid Process 5028 powershell.exe 5028 powershell.exe 920 installutil.exe 920 installutil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeinstallutil.exedescription pid Process Token: SeDebugPrivilege 5028 powershell.exe Token: SeDebugPrivilege 920 installutil.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription pid Process procid_target PID 2160 wrote to memory of 5028 2160 PO] G_24370-24396_SI2_S25_8658.exe 84 PID 2160 wrote to memory of 5028 2160 PO] G_24370-24396_SI2_S25_8658.exe 84 PID 2160 wrote to memory of 4952 2160 PO] G_24370-24396_SI2_S25_8658.exe 85 PID 2160 wrote to memory of 4952 2160 PO] G_24370-24396_SI2_S25_8658.exe 85 PID 2160 wrote to memory of 4952 2160 PO] G_24370-24396_SI2_S25_8658.exe 85 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 920 2160 PO] G_24370-24396_SI2_S25_8658.exe 87 PID 2160 wrote to memory of 4788 2160 PO] G_24370-24396_SI2_S25_8658.exe 88 PID 2160 wrote to memory of 4788 2160 PO] G_24370-24396_SI2_S25_8658.exe 88 PID 2160 wrote to memory of 4788 2160 PO] G_24370-24396_SI2_S25_8658.exe 88 -
System policy modification 1 TTPs 1 IoCs
Processes:
PO] G_24370-24396_SI2_S25_8658.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" PO] G_24370-24396_SI2_S25_8658.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO] G_24370-24396_SI2_S25_8658.exe"C:\Users\Admin\AppData\Local\Temp\PO] G_24370-24396_SI2_S25_8658.exe"1⤵
- UAC bypass
- Windows security bypass
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2160 -
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\PO] G_24370-24396_SI2_S25_8658.exe" -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5028
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"2⤵PID:4952
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:920
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵PID:4788
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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
3Disable or Modify Tools
3Modify Registry
4Virtualization/Sandbox Evasion
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82