Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24/05/2024, 09:29
Static task
static1
Behavioral task
behavioral1
Sample
25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe
Resource
win10v2004-20240508-en
General
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Target
25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe
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Size
683KB
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MD5
2a9a03453088bcabfdaf9c1ca971c400
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SHA1
982c63e13884ce827981d9be26b02808f1ac2c8b
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SHA256
25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d
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SHA512
ea461fd8575dcf23e0fd7a8ced395d2f3a0ddf79bfbbd0726097a02a4519060e97210ca7535b5850208fa84c7a7c04bc681e238f30285761a9642342b30d9848
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SSDEEP
12288:sHlh0MZEAmDLJ5YxuR7armOFyoZvGKFijqJRmC6jqmfJxhWG73YqaiLJ2zohngOk:4vZWJ5ckfOpOKFkmwRFfRWG73YqtLJ2P
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.trisquarespl.com - Port:
587 - Username:
[email protected] - Password:
uhzJADD6 - 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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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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2400 set thread context of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2076 installutil.exe 2076 installutil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe Token: SeDebugPrivilege 2076 installutil.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2076 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 28 PID 2400 wrote to memory of 2684 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 29 PID 2400 wrote to memory of 2684 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 29 PID 2400 wrote to memory of 2684 2400 25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe"C:\Users\Admin\AppData\Local\Temp\25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2076
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2400 -s 6322⤵PID:2684
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