Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 01:30
Static task
static1
Behavioral task
behavioral1
Sample
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe
Resource
win10v2004-20240426-en
General
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Target
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe
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Size
2.5MB
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MD5
e889ce33072adfe939ed9f3b7d5ea7c1
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SHA1
dac9b7fdea6ec0e22c363718b9637e1d4611e95f
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SHA256
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae
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SHA512
f03238696fce1ae0976703c76445386e1bf7e76e1f6f901a463a43e4dad809f5efe2cfb719f40819e8f7a04180d3c3d675313f12841a3d8495ca9760ae9814f0
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SSDEEP
49152:7P6hSrcCPT0JZLg31+mYGnKDyTXAqZrL:cuj2mYGnKDyTAq
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
@#Qwerty12345 - 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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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exeCasPol.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae = "\"C:\\Users\\Admin\\5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe\"" 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost\\svchost.exe" CasPol.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:
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exedescription pid process target process PID 2188 set thread context of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
CasPol.exepid process 1884 CasPol.exe 1884 CasPol.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
CasPol.exedescription pid process Token: SeDebugPrivilege 1884 CasPol.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exedescription pid process target process PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe PID 2188 wrote to memory of 1884 2188 5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe CasPol.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe"C:\Users\Admin\AppData\Local\Temp\5bba3ac716e0424075e871139cd0f3450d4105881be3964f16139baa3df76dae.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1884