Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 17:07
Static task
static1
Behavioral task
behavioral1
Sample
PRE ALERT NOTICE.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
PRE ALERT NOTICE.exe
Resource
win10v2004-20231127-en
General
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Target
PRE ALERT NOTICE.exe
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Size
812KB
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MD5
7fa63943be0c41feebbf5e22cef17cd5
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SHA1
29e622e497c415607c0f7f7c911e223ac0212669
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SHA256
8c9e69c484e159acd88a9c50d70db9f104d9cd804ac6855d657c077c54faa4ac
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SHA512
695d16dc6a28e6f0ca3ac7458a09203b11191a90998812db9d82bfc3e0f66a8d01557c9460f5553e28ed0763fdbf66cd0d26d917c403a91d63912c8fe3a736a4
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SSDEEP
24576:o34/up+pJBLmeqhqCQoVNwL0aJKp//g0fo902jKFNe2qIa:o38PJRUQsyL0aJKBIL0DI2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.amtechcards.com - Port:
587 - Username:
[email protected] - Password:
puuAt8;(Y$NU - 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.
Processes:
flow ioc 49 api.ipify.org 50 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PRE ALERT NOTICE.exedescription pid process target process PID 1644 set thread context of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4756 692 WerFault.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
PRE ALERT NOTICE.exeRegSvcs.exepid process 1644 PRE ALERT NOTICE.exe 1644 PRE ALERT NOTICE.exe 692 RegSvcs.exe 692 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PRE ALERT NOTICE.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 1644 PRE ALERT NOTICE.exe Token: SeDebugPrivilege 692 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
PRE ALERT NOTICE.exedescription pid process target process PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe PID 1644 wrote to memory of 692 1644 PRE ALERT NOTICE.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:692 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 692 -s 19803⤵
- Program crash
PID:4756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 692 -ip 6921⤵PID:932