Analysis
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max time kernel
96s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 01:15
Static task
static1
Behavioral task
behavioral1
Sample
4089137200.exe
Resource
win7-20240903-en
General
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Target
4089137200.exe
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Size
1.1MB
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MD5
b284f6ac831d77e9306af6bf6b45d444
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SHA1
114fcf1cf18b9280daa9d1a5044fdac022dea9a4
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SHA256
b3a25b3bbe56d590fb28091f8b5132450d57fc7ee79bf6d7ff8d2e3cb49fc153
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SHA512
ea4c28f69915ca6e0d7c8efd14e9b76b0757dfeb0f62a360a036cdb782d41aa2f18fcc20cc7227ed3a35c8136610d915ca1372fd257c0133a0e90dd7a25f139a
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SSDEEP
24576:/qDEvCTbMWu7rQYlBQcBiT6rprG8aX+cNCOX4x/RS:/TvC/MTQYxsWR7aX+cUak
Malware Config
Extracted
Protocol: smtp- Host:
mail.alltoursegypt.com - Port:
587 - Username:
[email protected] - Password:
OPldome23#12klein
Extracted
agenttesla
Protocol: smtp- Host:
mail.alltoursegypt.com - Port:
587 - Username:
[email protected] - Password:
OPldome23#12klein - 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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 12 api.ipify.org 13 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4636 set thread context of 2952 4636 4089137200.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 4089137200.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2952 RegSvcs.exe 2952 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4636 4089137200.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2952 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4636 4089137200.exe 4636 4089137200.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 4636 4089137200.exe 4636 4089137200.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2952 RegSvcs.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4636 wrote to memory of 2952 4636 4089137200.exe 82 PID 4636 wrote to memory of 2952 4636 4089137200.exe 82 PID 4636 wrote to memory of 2952 4636 4089137200.exe 82 PID 4636 wrote to memory of 2952 4636 4089137200.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\4089137200.exe"C:\Users\Admin\AppData\Local\Temp\4089137200.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\4089137200.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2952
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