Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 01:51
Static task
static1
Behavioral task
behavioral1
Sample
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe
Resource
win10v2004-20240611-en
General
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Target
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe
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Size
1.1MB
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MD5
7e0e037ec4e0cc8ca36c158affcd3906
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SHA1
7ef57d9d855c1151f2418f7940b3b60fe5878d97
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SHA256
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee
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SHA512
7e5f18ae647fe563da81e9c264cf5abb1a5f8cebf072f9205401a617b311948dbe8aceabda68c5c976ab6bdb1f1deb02ecdc8d4e9f192491955f8750bf6d6ee1
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SSDEEP
24576:CAHnh+eWsN3skA4RV1Hom2KXMmHaThJyUABuCcfjiSp5:Fh+ZkldoPK8YaT3JABIf
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
s30.securelayernetwork.com - Port:
587 - Username:
[email protected] - Password:
%lmb-a,[(1ty - 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
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\SzvWIzD = "C:\\Users\\Admin\\AppData\\Roaming\\SzvWIzD\\SzvWIzD.exe" RegSvcs.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 6 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exedescription pid process target process PID 1728 set thread context of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 2548 RegSvcs.exe 2548 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exepid process 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2548 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exepid process 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exepid process 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exedescription pid process target process PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe PID 1728 wrote to memory of 2548 1728 4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe"C:\Users\Admin\AppData\Local\Temp\4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\4f981d938bb3fee2edbe23ae5cd31762d4208b91524f3470327fdbfd3bcca2ee.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2548