Analysis
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max time kernel
125s -
max time network
52s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 17:19
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe
Resource
win10v2004-20231130-en
General
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Target
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe
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Size
52.0MB
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MD5
a9ffd92b461bb4f4ba3240c55a421977
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SHA1
a9b070ae224d60eab0295f76f49bb29634ce4273
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SHA256
d6eb6140e39e769a10efeb521eb6b6f6156cab370427af8de5dcd88c3cfeb63d
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SHA512
f74a8867f843bc0429b2da01e238c9a96afa055a2d3fcf776ea00ecb2c5b1dd30b3f3f09434d6540e790ddb2238d86a104d873efffd24e466d2dce60b395b435
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SSDEEP
12288:9B5nF8pREGHTbgSyLUYqofJNDSedQEgjoft9uAzLo9dIcOIfuOJ:bmgSy0uDSejQSt9/SdIKZJ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.flecon.com.sg - Port:
587 - Username:
[email protected] - Password:
8CJN6A87XUIU - 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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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 5 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exedescription pid process target process PID 3912 set thread context of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exeSecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exepid process 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe 2096 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe 2096 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exeSecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exedescription pid process Token: SeDebugPrivilege 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe Token: SeDebugPrivilege 2096 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exedescription pid process target process PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe PID 3912 wrote to memory of 2096 3912 SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3912 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2096
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.W32.MSIL_Agent.FPI.gen.Eldorado.25932.5738.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3