Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
23-05-2024 13:43
Static task
static1
Behavioral task
behavioral1
Sample
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe
Resource
win7-20240508-en
General
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Target
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe
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Size
736KB
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MD5
84396eb97e3ade6cd6689329d7ff3366
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SHA1
8e8c061ece6bc8f36bad01514ba2869a343d456f
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SHA256
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e
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SHA512
95460f92e93ff48045ab507a677d51065b10f068d4ad97d902e2e0f1f8b374c5ffcc8832a074cd964839818516c8e987ff818b408d509e3836cb5ce12145c63e
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SSDEEP
12288:pbHMi8LkpEaFLVbmQNGvZE8kCyYYXPdap9+Fy8rM9NyPg1J7Pe5xfdzLA2S6Npjv:djEobHNGh7k5Yj+FlM984v7PY
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
marcellinus360 - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2640 powershell.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.
flow ioc 2 api.ipify.org 3 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2480 set thread context of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2708 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2276 RegSvcs.exe 2276 RegSvcs.exe 2640 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2276 RegSvcs.exe Token: SeDebugPrivilege 2640 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2276 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2480 wrote to memory of 2640 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 28 PID 2480 wrote to memory of 2640 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 28 PID 2480 wrote to memory of 2640 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 28 PID 2480 wrote to memory of 2640 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 28 PID 2480 wrote to memory of 2708 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 30 PID 2480 wrote to memory of 2708 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 30 PID 2480 wrote to memory of 2708 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 30 PID 2480 wrote to memory of 2708 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 30 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32 PID 2480 wrote to memory of 2276 2480 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe"C:\Users\Admin\AppData\Local\Temp\9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2480 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YPYfbrVvOhaubH.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2640
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YPYfbrVvOhaubH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D36.tmp"2⤵
- Creates scheduled task(s)
PID:2708
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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
- Suspicious use of SetWindowsHookEx
PID:2276
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD56e1af06685860091341487f051325100
SHA1360b827f5759c6ba7a2a704dde733d189e73fa17
SHA256ee50619dbff463824cefbe2bab49b772e25d0aa0fe40bb8fce443d60bb80aa53
SHA5128203e1c9c5c3e20b2090a85008b2801576f7f6e0bc4665ce92255d29ab5700a234a489e70abda8924501b56b457826a196e0073f6c7e9ad89d9607dcdb77e594